Initial import of sane-backends version 1.0.24-1.2

1 files changed, 1121 insertions, 0 deletions

diff --git a/backend/u12-ccd.c b/backend/u12-ccd.c
new file mode 100644
index 0000000..3f1ad77
--- /dev/null
+++ b/backend/u12-ccd.c
@@ -0,0 +1,1121 @@
+/* @file u12-ccd.c
+ * @brief here we have the whole code to intialize the CCD and DAC stuff
+ *
+ * based on sources acquired from Plustek Inc.
+ * Copyright (c) 2003-2004 Gerhard Jaeger <gerhard@gjaeger.de>
+ *
+ * History:
+ * - 0.01 - initial version
+ * - 0.02 - no changes
+ * .
+ * <hr>
+ * This file is part of the SANE package.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston,
+ * MA 02111-1307, USA.
+ *
+ * As a special exception, the authors of SANE give permission for
+ * additional uses of the libraries contained in this release of SANE.
+ *
+ * The exception is that, if you link a SANE library with other files
+ * to produce an executable, this does not by itself cause the
+ * resulting executable to be covered by the GNU General Public
+ * License.  Your use of that executable is in no way restricted on
+ * account of linking the SANE library code into it.
+ *
+ * This exception does not, however, invalidate any other reasons why
+ * the executable file might be covered by the GNU General Public
+ * License.
+ *
+ * If you submit changes to SANE to the maintainers to be included in
+ * a subsequent release, you agree by submitting the changes that
+ * those changes may be distributed with this exception intact.
+ *
+ * If you write modifications of your own for SANE, it is your choice
+ * whether to permit this exception to apply to your modifications.
+ * If you do not wish that, delete this exception notice.
+ * <hr>
+ */
+
+/*************************** some definitions ********************************/
+
+#define _REFLECTION     0
+#define _TRANSPARENCY   1
+#define _NEGATIVE       2
+
+#define _NUM_OF_CCDREGS_W8143    25
+#define _NUM_OF_DACREGS_W8143    10
+
+#define _NUM_OF_CCDREGS_S1224    29
+#define _NUM_OF_DACREGS_S1224    7
+
+#define _NUM_OF_CCDREGS_S8531    29
+#define _NUM_OF_DACREGS_S8531    9
+
+/*************************** some local vars *********************************/
+
+static pFnVoid u12ccd_InitFunc = NULL;
+
+static RegDef W3797CCDParams[4][_NUM_OF_CCDREGS_W8143] = {
+    {
+        {0x2c, 0x02}, {0x39, 0x2a}, {0x3a, 0x0a}, {0x3b, 0x37},
+        {0x3c, 0x16}, {0x41, 0x0e}, {0x42, 0x90}, {0x43, 0x01},
+        {0x44, 0x27}, {0x45, 0x27}, {0x46, 0x01}, {0x47, 0x03},
+        {0x48, 0x27}, {0x49, 0x2f}, {0x4a, 0x09}, {0x4b, 0x03},
+        {0x4c, 0x07}, {0x4d, 0x06}, {0x4e, 0x06}, {0x67, 0x00},
+        {0x50, 0x08}, {0x51, 0x0e}, {0x52, 0x0c}, {0x53, 0x0b},
+        {0xf0, 0x00}
+    }, {
+        {0x2c, 0x02}, {0x39, 0x3d}, {0x3a, 0x04}, {0x3b, 0x46},
+        {0x3c, 0x06}, {0x41, 0x1f}, {0x42, 0x8c}, {0x43, 0x01},
+        {0x44, 0x13}, {0x45, 0x13}, {0x46, 0xf2}, {0x47, 0x02},
+        {0x48, 0x13}, {0x49, 0x13}, {0x4a, 0xfa}, {0x4b, 0x00},
+        {0x4c, 0x07}, {0x4d, 0x05}, {0x4e, 0x0e}, {0x67, 0x00},
+        {0x50, 0x01}, {0x51, 0x06}, {0x52, 0x09}, {0x53, 0x0b},
+        {0xf0, 0x00}
+    }, {
+        {0x2c, 0x00}, {0x39, 0x16}, {0x3a, 0x03}, {0x3b, 0x1f},
+        {0x3c, 0x07}, {0x41, 0x04}, {0x42, 0x1e}, {0x43, 0x01},
+        {0x44, 0x13}, {0x45, 0x13}, {0x46, 0xf1}, {0x47, 0x02},
+        {0x48, 0x13}, {0x49, 0x13}, {0x4a, 0xf9}, {0x4b, 0x04},
+        {0x4c, 0x07}, {0x4d, 0x05}, {0x4e, 0x03}, {0x67, 0x00},
+        {0x50, 0x06}, {0x51, 0x03}, {0x52, 0x09}, {0x53, 0x0b},
+        {0xf0, 0x00}
+    }, {
+        {0x2c, 0x02}, {0x39, 0x18}, {0x3a, 0x04}, {0x3b, 0x1d},
+        {0x3c, 0x03}, {0x41, 0x0c}, {0x42, 0x84}, {0x43, 0x03},
+        {0x44, 0x0a}, {0x45, 0x08}, {0x46, 0xfa}, {0x47, 0x04},
+        {0x48, 0x0a}, {0x49, 0x08}, {0x4a, 0xf2}, {0x4b, 0x02},
+        {0x4c, 0x03}, {0x4d, 0x02}, {0x4e, 0x0e}, {0x67, 0x00},
+        {0x50, 0x00}, {0x51, 0x09}, {0x52, 0x03}, {0x53, 0x03},
+        {0xf0, 0x00}
+    }
+};
+
+static RegDef W3799CCDParams[4][_NUM_OF_CCDREGS_W8143] = {
+    {
+        {0x2c, 0x02}, {0x39, 0x2c}, {0x3a, 0x05}, {0x3b, 0x3c},
+        {0x3c, 0x0e}, {0x41, 0x0e}, {0x42, 0x90}, {0x43, 0x01},
+        {0x44, 0x27}, {0x45, 0x27}, {0x46, 0x01}, {0x47, 0x02},
+        {0x48, 0x27}, {0x49, 0x2f}, {0x4a, 0x09}, {0x4b, 0x05},
+        {0x4c, 0x07}, {0x4d, 0x05}, {0x4e, 0x06}, {0x67, 0x00},
+        {0x50, 0x08}, {0x51, 0x0d}, {0x52, 0x0c}, {0x53, 0x0b},
+        {0xf0, 0x00}
+    }, {
+        {0x2c, 0x02}, {0x39, 0x3d}, {0x3a, 0x04}, {0x3b, 0x46},
+        {0x3c, 0x06}, {0x41, 0x1f}, {0x42, 0x8c}, {0x43, 0x01},
+        {0x44, 0x13}, {0x45, 0x13}, {0x46, 0xf2}, {0x47, 0x01},
+        {0x48, 0x13}, {0x49, 0x13}, {0x4a, 0xfa}, {0x4b, 0x00},
+        {0x4c, 0x07}, {0x4d, 0x05}, {0x4e, 0x0e}, {0x67, 0x00},
+        {0x50, 0x01}, {0x51, 0x06}, {0x52, 0x12}, {0x53, 0x0b},
+        {0xf0, 0x00}
+    }, {
+        {0x2c, 0x00}, {0x39, 0x16}, {0x3a, 0x02}, {0x3b, 0x1a},
+        {0x3c, 0x05}, {0x41, 0x04}, {0x42, 0x1e}, {0x43, 0x01},
+        {0x44, 0x13}, {0x45, 0x13}, {0x46, 0xf1}, {0x47, 0x01},
+        {0x48, 0x13}, {0x49, 0x13}, {0x4a, 0xf9}, {0x4b, 0x04},
+        {0x4c, 0x07}, {0x4d, 0x05}, {0x4e, 0x03}, {0x67, 0x00},
+        {0x50, 0x06}, {0x51, 0x03}, {0x52, 0x09}, {0x53, 0x0b},
+        {0xf0, 0x00}
+    }, {
+        {0x2c, 0x02}, {0x39, 0x18}, {0x3a, 0x04}, {0x3b, 0x1d},
+        {0x3c, 0x03}, {0x41, 0x0c}, {0x42, 0x84}, {0x43, 0x03},
+        {0x44, 0x0a}, {0x45, 0x08}, {0x46, 0xfa}, {0x47, 0x03},
+        {0x48, 0x0a}, {0x49, 0x08}, {0x4a, 0xf2}, {0x4b, 0x02},
+        {0x4c, 0x03}, {0x4d, 0x02}, {0x4e, 0x0e}, {0x67, 0x00},
+        {0x50, 0x00}, {0x51, 0x09}, {0x52, 0x03}, {0x53, 0x03},
+        {0xf0, 0x00}
+    }
+};
+
+/* Genius ColorPage Vivid III */
+static RegDef W548CCDParams[4][_NUM_OF_CCDREGS_W8143] = {
+    {
+        {0x2c, 0x02}, {0x39, 0x2c}, {0x3a, 0x05}, {0x3b, 0x3c},
+        {0x3c, 0x0e}, {0x41, 0x0e}, {0x42, 0x90}, {0x43, 0x01},
+        {0x44, 0x27}, {0x45, 0x27}, {0x46, 0x01}, {0x47, 0x02},
+        {0x48, 0x27}, {0x49, 0x2f}, {0x4a, 0x09}, {0x4b, 0x05},
+        {0x4c, 0x07}, {0x4d, 0x05}, {0x4e, 0x06}, {0x67, 0x00},
+        {0x50, 0x08}, {0x51, 0x0d}, {0x52, 0x0c}, {0x53, 0x0b},
+        {0xf0, 0x00}
+    }, {
+        {0x2c, 0x02}, {0x39, 0x3d}, {0x3a, 0x04}, {0x3b, 0x46},
+        {0x3c, 0x06}, {0x41, 0x1f}, {0x42, 0x8c}, {0x43, 0x01},
+        {0x44, 0x13}, {0x45, 0x13}, {0x46, 0xf2}, {0x47, 0x01},
+        {0x48, 0x13}, {0x49, 0x13}, {0x4a, 0xfa}, {0x4b, 0x00},
+        {0x4c, 0x07}, {0x4d, 0x05}, {0x4e, 0x0e}, {0x67, 0x00},
+        {0x50, 0x01}, {0x51, 0x06}, {0x52, 0x12}, {0x53, 0x0b},
+        {0xf0, 0x00}
+    }, {
+        {0x2c, 0x00}, {0x39, 0x16}, {0x3a, 0x02}, {0x3b, 0x1a},
+        {0x3c, 0x05}, {0x41, 0x04}, {0x42, 0x1e}, {0x43, 0x01},
+        {0x44, 0x13}, {0x45, 0x13}, {0x46, 0xf1}, {0x47, 0x01},
+        {0x48, 0x13}, {0x49, 0x13}, {0x4a, 0xf9}, {0x4b, 0x04},
+        {0x4c, 0x07}, {0x4d, 0x05}, {0x4e, 0x03}, {0x67, 0x00},
+        {0x50, 0x06}, {0x51, 0x03}, {0x52, 0x09}, {0x53, 0x0b},
+        {0xf0, 0x00}
+    }, {
+        {0x2c, 0x02}, {0x39, 0x18}, {0x3a, 0x04}, {0x3b, 0x1d},
+        {0x3c, 0x03}, {0x41, 0x0c}, {0x42, 0x84}, {0x43, 0x03},
+        {0x44, 0x0a}, {0x45, 0x08}, {0x46, 0xfa}, {0x47, 0x03},
+        {0x48, 0x0a}, {0x49, 0x08}, {0x4a, 0xf2}, {0x4b, 0x02},
+        {0x4c, 0x03}, {0x4d, 0x02}, {0x4e, 0x0e}, {0x67, 0x00},
+        {0x50, 0x00}, {0x51, 0x09}, {0x52, 0x03}, {0x53, 0x03},
+        {0xf0, 0x00}
+    }
+};
+
+static RegDef S3797CCDParams[4][_NUM_OF_CCDREGS_S1224] = {
+    {
+        {0x2c, 0x00}, {0x39, 0x2a}, {0x3a, 0x0a}, {0x3b, 0x37},
+        {0x3c, 0x16}, {0x41, 0x2c}, {0x42, 0x9f}, {0x43, 0x01},
+        {0x44, 0x27}, {0x45, 0x27}, {0x46, 0x01}, {0x47, 0x03},
+        {0x48, 0x27}, {0x49, 0x27}, {0x4a, 0x09}, {0x4b, 0x0b},
+        {0x4c, 0x06}, {0x4d, 0x06}, {0x4e, 0x0b}, {0x50, 0x13},
+        {0x51, 0x06}, {0x52, 0x06}, {0x53, 0x0b}, {0x67, 0x00},
+        {0x6f, 0x20}, {0x70, 0x06}, {0x60, 0x07}, {0x61, 0x9f},
+        {0x65, 0x01}
+    }, {
+        {0x2c, 0x00}, {0x39, 0x3d}, {0x3a, 0x06}, {0x3b, 0x46},
+        {0x3c, 0x06}, {0x41, 0x3d}, {0x42, 0x92}, {0x43, 0x01},
+        {0x44, 0x13}, {0x45, 0x13}, {0x46, 0xf2}, {0x47, 0x02},
+        {0x48, 0x13}, {0x49, 0x13}, {0x4a, 0xfa}, {0x4b, 0x1b},
+        {0x4c, 0x06}, {0x4d, 0x06}, {0x4e, 0x0b}, {0x50, 0x23},
+        {0x51, 0x06}, {0x52, 0x06}, {0x53, 0x0b}, {0x67, 0x00},
+        {0x6f, 0x30}, {0x70, 0x06}, {0x60, 0x17}, {0x61, 0x9f},
+        {0x65, 0x01}
+    }, {
+        {0x2c, 0x02}, {0x39, 0x16}, {0x3a, 0x03}, {0x3b, 0x1f},
+        {0x3c, 0x07}, {0x41, 0x1c}, {0x42, 0x99}, {0x43, 0x01},
+        {0x44, 0x13}, {0x45, 0x13}, {0x46, 0xf1}, {0x47, 0x02},
+        {0x48, 0x13}, {0x49, 0x13}, {0x4a, 0xfa}, {0x4b, 0x09},
+        {0x4c, 0x13}, {0x4d, 0x14}, {0x4e, 0x09}, {0x50, 0x09},
+        {0x51, 0x14}, {0x52, 0x13}, {0x53, 0x01}, {0x67, 0x00},
+        {0x6f, 0xff}, {0x70, 0x7f}, {0x60, 0x04}, {0x61, 0x8f},
+        {0x65, 0x01}
+    }, {
+        {0x2c, 0x02}, {0x39, 0x16}, {0x3a, 0x03}, {0x3b, 0x1f},
+        {0x3c, 0x07}, {0x41, 0x1c}, {0x42, 0x99}, {0x43, 0x01},
+        {0x44, 0x13}, {0x45, 0x13}, {0x46, 0xf1}, {0x47, 0x02},
+        {0x48, 0x13}, {0x49, 0x13}, {0x4a, 0xfa}, {0x4b, 0x09},
+        {0x4c, 0x13}, {0x4d, 0x14}, {0x4e, 0x09}, {0x50, 0x09},
+        {0x51, 0x14}, {0x52, 0x13}, {0x53, 0x01}, {0x67, 0x00},
+        {0x6f, 0xff}, {0x70, 0x7f}, {0x60, 0x04}, {0x61, 0x8f},
+        {0x65, 0x01}
+    }
+};
+
+static RegDef S3799CCDParams[4][_NUM_OF_CCDREGS_S1224] = {
+    {
+        {0x2c, 0x00}, {0x39, 0x2a}, {0x3a, 0x0a}, {0x3b, 0x37},
+        {0x3c, 0x16}, {0x41, 0x2c}, {0x42, 0x8f}, {0x43, 0x01},
+	    {0x44, 0x27}, {0x45, 0x27}, {0x46, 0x01}, {0x47, 0x01},
+	    {0x48, 0x27}, {0x49, 0x27}, {0x4a, 0x09}, {0x4b, 0x0b},
+	    {0x4c, 0x06}, {0x4d, 0x06}, {0x4e, 0x0b}, {0x50, 0x13},
+	    {0x51, 0x06}, {0x52, 0x06}, {0x53, 0x0b}, {0x67, 0x00},
+	    {0x6f, 0x20}, {0x70, 0x06}, {0x60, 0x07}, {0x61, 0x9f},
+	    {0x65, 0x01}
+    }, {
+        {0x2c, 0x00}, {0x39, 0x3d}, {0x3a, 0x06}, {0x3b, 0x46},
+	    {0x3c, 0x06}, {0x41, 0x3d}, {0x42, 0x92}, {0x43, 0x01},
+	    {0x44, 0x13}, {0x45, 0x13}, {0x46, 0xf2}, {0x47, 0x01},
+	    {0x48, 0x13}, {0x49, 0x13}, {0x4a, 0xfa}, {0x4b, 0x1b},
+	    {0x4c, 0x06}, {0x4d, 0x06}, {0x4e, 0x0b}, {0x50, 0x23},
+	    {0x51, 0x06}, {0x52, 0x06}, {0x53, 0x0b}, {0x67, 0x00},
+	    {0x6f, 0x30}, {0x70, 0x06}, {0x60, 0x17}, {0x61, 0x9f},
+	    {0x65, 0x01}
+    }, {
+        {0x2c, 0x02}, {0x39, 0x16}, {0x3a, 0x03}, {0x3b, 0x1f},
+	    {0x3c, 0x07}, {0x41, 0x1c}, {0x42, 0x99}, {0x43, 0x01},
+	    {0x44, 0x13}, {0x45, 0x13}, {0x46, 0xf1}, {0x47, 0x01},
+	    {0x48, 0x13}, {0x49, 0x13}, {0x4a, 0xfa}, {0x4b, 0x09},
+	    {0x4c, 0x13}, {0x4d, 0x14}, {0x4e, 0x09}, {0x50, 0x09},
+	    {0x51, 0x14}, {0x52, 0x13}, {0x53, 0x01}, {0x67, 0x00},
+	    {0x6f, 0xff}, {0x70, 0x7f}, {0x60, 0x04}, {0x61, 0x8f},
+	    {0x65, 0x01}
+    }, {
+        {0x2c, 0x00}, {0x39, 0x16}, {0x3a, 0x03}, {0x3b, 0x1f},
+	    {0x3c, 0x07}, {0x41, 0x1c}, {0x42, 0x99}, {0x43, 0x03},
+	    {0x44, 0x0a}, {0x45, 0x08}, {0x46, 0xfa}, {0x47, 0x03},
+	    {0x48, 0x0a}, {0x49, 0x08}, {0x4a, 0xf2}, {0x4b, 0x02},
+	    {0x4c, 0x03}, {0x4d, 0x02}, {0x4e, 0x0e}, {0x50, 0x00},
+	    {0x51, 0x09}, {0x52, 0x03}, {0x53, 0x03}, {0x67, 0x00},
+	    {0x6f, 0xff}, {0x70, 0x7f}, {0x60, 0x04}, {0x61, 0x8f},
+	    {0x65, 0x01}
+    }
+};
+
+static RegDef WolfsonDAC8143[_NUM_OF_DACREGS_W8143] = {
+    {0x01, 0x01}, {0x02, 0x04}, {0x03, 0x42}, {0x05, 0x10}, {0x20, 0xd0},
+    {0x21, 0xd0}, {0x22, 0xd0}, {0x24, 0x00}, {0x25, 0x00},	{0x26, 0x00}
+};
+
+static RegDef SamsungDAC8531[_NUM_OF_DACREGS_S8531] = {
+    {0x00, 0x51}, {0x02, 0x01}, {0x01, 0x80},
+    {0x00, 0x55}, {0x02, 0x01}, {0x01, 0x80},
+    {0x00, 0x59}, {0x02, 0x01}, {0x01, 0x80}
+};
+
+static RegDef SamsungDAC1224[_NUM_OF_DACREGS_S1224] ={
+    {0x00, 0x00}, {0x01, 0x80}, {0x02, 0x80},
+    {0x03, 0x80}, {0x04, 0x06}, {0x05, 0x06}, {0x06, 0x06}
+};
+
+static ShadingVarDef ShadingVar3797[3] = {
+    {
+        {{99, 100, 94}}, {{0x30, 0x30, 0x30}},
+        {{0x20, 0x20, 0x20}}, {{0x04, 0x00, 0x00}}, {{0xcc, 0xcc, 0xcc}}, 0
+    }, {
+        {{100, 90, 100}}, {{0x30, 0x30, 0x30}},
+        {{0x20, 0x20, 0x20}}, {{0x10, 0x10, 0x10}}, {{0xcc, 0xcc, 0xcc}}, 0
+    }, {
+        {{90, 90, 90}}, {{0x30, 0x30, 0x30}}, {{0x20, 0x20, 0x20}},
+        {{0x10, 0x10, 0x10}}, {{0x80, 0x80, 0x80}}, 0
+    }
+};
+
+static ShadingVarDef ShadingVar3799[3] = {
+    {
+        {{100, 97, 92}}, {{0x90, 0xe0, 0x80}},
+        {{0x70, 0xc0, 0x60}}, {{0x90, 0x34, 0x3c}}, {{0x80, 0x80, 0x80}}, 0
+    }, {
+        {{75, 75, 75}}, {{0x30, 0x30, 0x30}},
+        {{0x10, 0x10, 0x10}}, {{0x20, 0x20, 0x20}}, {{0x80, 0x80, 0x80}}, 0
+    }, {
+        {{80, 75, 64}}, {{0x30, 0x30, 0x30}},
+        {{0x20, 0x20, 0x20}}, {{0x10, 0x10, 0x10}}, {{0x80, 0x80, 0x80}}, 0
+    }
+};
+
+/* Genius ColorPage Vivid III */
+static ShadingVarDef ShadingVar548[3] = {
+    {
+        {{100, 97, 92}}, {{0x90, 0xe0, 0x80}},
+        {{0x70, 0xc0, 0x60}}, {{0x90, 0x34, 0x3c}}, {{0x80, 0x80, 0x80}}, 0
+    }, {
+        {{75, 75, 75}}, {{0x30, 0x30, 0x30}},
+        {{0x10, 0x10, 0x10}}, {{0x20, 0x20, 0x20}}, {{0x80, 0x80, 0x80}}, 0
+    }, {
+        {{80, 75, 64}}, {{0x30, 0x30, 0x30}},
+        {{0x20, 0x20, 0x20}}, {{0x10, 0x10, 0x10}}, {{0x80, 0x80, 0x80}}, 0
+    }
+};
+
+static ShadingVarDef ShadingVar3777[3] = {
+    {
+        {{100, 100, 100}}, {{0x90, 0xe0, 0x80}},
+        {{0x70, 0xc0, 0x60}}, {{0x90, 0x34, 0x3c}}, {{0x80, 0x80, 0x80}}, 0
+    }, {
+        {{75, 75, 75}}, {{0x30, 0x30, 0x30}},
+        {{0x10, 0x10, 0x10}}, {{0x20, 0x20, 0x20}}, {{0x80, 0x80, 0x80}}, 0
+    }, {
+        {{80, 75, 64}}, {{0x30, 0x30, 0x30}},
+        {{0x20, 0x20, 0x20}}, {{0x10, 0x10, 0x10}}, {{0x80, 0x80, 0x80}}, 0
+    }
+};
+
+/*************************** local functions *********************************/
+
+/**
+ */
+static void fnCCDInitWolfson3797( U12_Device *dev )
+{
+	if( dev->shade.intermediate & _ScanMode_Mono )
+		dev->shade.pCcdDac->DarkDAC.Colors.Green = 0xcc;
+	else
+		if( dev->shade.intermediate & _ScanMode_AverageOut)
+			dev->shade.pCcdDac->DarkDAC.Colors.Green = 0x68;
+		else
+			dev->shade.pCcdDac->DarkDAC.Colors.Green = 0xa0;
+
+	if((dev->shade.intermediate & _ScanMode_AverageOut) ||
+		                       (dev->DataInf.dwScanFlag & _SCANDEF_Negative)) {
+		WolfsonDAC8143[3].val = 0x12;
+	} else {
+		WolfsonDAC8143[3].val = 0x10;
+	}
+}
+
+/**
+ */
+static void fnCCDInitSamsung3797( U12_Device *dev )
+{
+	if(!(dev->DataInf.dwScanFlag & _SCANDEF_TPA)) {
+
+		if (!(dev->shade.intermediate & _ScanMode_AverageOut)) {
+
+			if( dev->PCBID == _OPTICWORKS2000 ) {
+        		dev->shade.pCcdDac->GainResize.Colors.Red = 102;
+	        	dev->shade.pCcdDac->GainResize.Colors.Green = 102;
+        		dev->shade.pCcdDac->GainResize.Colors.Blue = 97;
+        		dev->shade.pCcdDac->DarkDAC.Colors.Red = 0x40;
+        		dev->shade.pCcdDac->DarkDAC.Colors.Green = 0x40;
+        		dev->shade.pCcdDac->DarkDAC.Colors.Blue = 0x40;
+		        dev->shade.pCcdDac->DarkCmpHi.Colors.Red = 0x48;
+        		dev->shade.pCcdDac->DarkCmpHi.Colors.Green = 0x40;
+        		dev->shade.pCcdDac->DarkCmpHi.Colors.Blue = 0x40;
+        		dev->shade.pCcdDac->DarkCmpLo.Colors.Red = 0x38;
+        		dev->shade.pCcdDac->DarkCmpLo.Colors.Green = 0x30;
+        		dev->shade.pCcdDac->DarkCmpLo.Colors.Blue = 0x30;
+        		dev->shade.pCcdDac->DarkOffSub.Colors.Red = 0x48;
+        		dev->shade.pCcdDac->DarkOffSub.Colors.Green = 0x38;
+        		dev->shade.pCcdDac->DarkOffSub.Colors.Blue = 0x40;
+	        } else {
+        		dev->shade.pCcdDac->GainResize.Colors.Red = 99;
+        		dev->shade.pCcdDac->GainResize.Colors.Green = 101;
+		        dev->shade.pCcdDac->GainResize.Colors.Blue = 94;
+        		dev->shade.pCcdDac->DarkDAC.Colors.Red = 0x40;
+        		dev->shade.pCcdDac->DarkDAC.Colors.Green = 0x40;
+		        dev->shade.pCcdDac->DarkDAC.Colors.Blue = 0x40;
+        		dev->shade.pCcdDac->DarkCmpHi.Colors.Red = 0x30;
+        		dev->shade.pCcdDac->DarkCmpHi.Colors.Green = 0x30;
+        		dev->shade.pCcdDac->DarkCmpHi.Colors.Blue = 0x30;
+        		dev->shade.pCcdDac->DarkCmpLo.Colors.Red = 0x20;
+        		dev->shade.pCcdDac->DarkCmpLo.Colors.Green = 0x20;
+		        dev->shade.pCcdDac->DarkCmpLo.Colors.Blue = 0x20;
+        		dev->shade.pCcdDac->DarkOffSub.Colors.Red = 0x04;
+		        dev->shade.pCcdDac->DarkOffSub.Colors.Green = 0x00;
+        		dev->shade.pCcdDac->DarkOffSub.Colors.Blue = 0x00;
+	        }
+    	} else {
+            if( dev->PCBID == _OPTICWORKS2000 ) {
+    	    	dev->shade.pCcdDac->GainResize.Colors.Red = 100;
+    	    	dev->shade.pCcdDac->GainResize.Colors.Green = 100;
+	    	    dev->shade.pCcdDac->GainResize.Colors.Blue = 96;
+    	    	dev->shade.pCcdDac->DarkDAC.Colors.Red = 0x30;
+        		dev->shade.pCcdDac->DarkDAC.Colors.Green = 0x30;
+	        	dev->shade.pCcdDac->DarkDAC.Colors.Blue = 0x30;
+    	    	dev->shade.pCcdDac->DarkCmpHi.Colors.Red = 0x48;
+    	    	dev->shade.pCcdDac->DarkCmpHi.Colors.Green = 0x48;
+        		dev->shade.pCcdDac->DarkCmpHi.Colors.Blue = 0x48;
+	        	dev->shade.pCcdDac->DarkCmpLo.Colors.Red = 0x38;
+        		dev->shade.pCcdDac->DarkCmpLo.Colors.Green = 0x38;
+	        	dev->shade.pCcdDac->DarkCmpLo.Colors.Blue = 0x38;
+    		    dev->shade.pCcdDac->DarkOffSub.Colors.Red = 0x48;
+        		dev->shade.pCcdDac->DarkOffSub.Colors.Green = 0x48;
+    	    	dev->shade.pCcdDac->DarkOffSub.Colors.Blue = 0x48;
+	        } else {
+    	    	dev->shade.pCcdDac->GainResize.Colors.Red = 100;   /*  98 */
+    	    	dev->shade.pCcdDac->GainResize.Colors.Green = 103; /* 106 */
+	    	    dev->shade.pCcdDac->GainResize.Colors.Blue = 96;	  /*  96 */
+    	    	dev->shade.pCcdDac->DarkDAC.Colors.Red = 0x20;
+	    	    dev->shade.pCcdDac->DarkDAC.Colors.Green = 0x10;
+    		    dev->shade.pCcdDac->DarkDAC.Colors.Blue = 0x10;
+        		dev->shade.pCcdDac->DarkCmpHi.Colors.Red = 0x110;
+	        	dev->shade.pCcdDac->DarkCmpHi.Colors.Green = 0x1f0;
+    		    dev->shade.pCcdDac->DarkCmpHi.Colors.Blue = 0x190;
+        		dev->shade.pCcdDac->DarkCmpLo.Colors.Red = 0x100;
+	        	dev->shade.pCcdDac->DarkCmpLo.Colors.Green = 0x1e0;
+    		    dev->shade.pCcdDac->DarkCmpLo.Colors.Blue = 0x180;
+        		dev->shade.pCcdDac->DarkOffSub.Colors.Red = 0x20;
+	        	dev->shade.pCcdDac->DarkOffSub.Colors.Green = 0x10;
+    		    dev->shade.pCcdDac->DarkOffSub.Colors.Blue = 0x20;
+	        }
+       	}
+    }
+}
+
+/**
+ */
+static void fnCCDInitWolfson3799( U12_Device *dev )
+{
+    if(!(dev->DataInf.dwScanFlag & _SCANDEF_Negative)) {
+
+        if (!(dev->shade.intermediate & _ScanMode_AverageOut)) {
+
+    	    dev->shade.pCcdDac->GainResize.Colors.Red = 103;
+	        dev->shade.pCcdDac->GainResize.Colors.Green = 102;
+    	    dev->shade.pCcdDac->GainResize.Colors.Blue = 99;
+	        dev->shade.pCcdDac->DarkDAC.Colors.Red = 0xc8;
+	        dev->shade.pCcdDac->DarkDAC.Colors.Green = 0xc8;
+    	    dev->shade.pCcdDac->DarkDAC.Colors.Blue = 0xc8;
+	        dev->shade.pCcdDac->DarkCmpHi.Colors.Red = 0x48;
+	        dev->shade.pCcdDac->DarkCmpHi.Colors.Green = 0x30;
+    	    dev->shade.pCcdDac->DarkCmpHi.Colors.Blue = 0x30;
+	        dev->shade.pCcdDac->DarkCmpLo.Colors.Red = 0x40;
+	        dev->shade.pCcdDac->DarkCmpLo.Colors.Green = 0x28;
+    	    dev->shade.pCcdDac->DarkCmpLo.Colors.Blue = 0x28;
+	        dev->shade.pCcdDac->DarkOffSub.Colors.Red = 0x48;
+    	    dev->shade.pCcdDac->DarkOffSub.Colors.Green = 0x18;
+	        dev->shade.pCcdDac->DarkOffSub.Colors.Blue = 0x2c;
+    	} else {
+	        dev->shade.pCcdDac->GainResize.Colors.Red = 100;
+    	    dev->shade.pCcdDac->GainResize.Colors.Green = 98;
+	        dev->shade.pCcdDac->GainResize.Colors.Blue = 95;
+	        dev->shade.pCcdDac->DarkDAC.Colors.Red = 0xd0;
+    	    dev->shade.pCcdDac->DarkDAC.Colors.Green = 0xd0;
+	        dev->shade.pCcdDac->DarkDAC.Colors.Blue = 0xd0;
+	        dev->shade.pCcdDac->DarkCmpHi.Colors.Red = 0x30;
+    	    dev->shade.pCcdDac->DarkCmpHi.Colors.Green = 0x30;
+	        dev->shade.pCcdDac->DarkCmpHi.Colors.Blue = 0x30;
+    	    dev->shade.pCcdDac->DarkCmpLo.Colors.Red = 0x28;
+	        dev->shade.pCcdDac->DarkCmpLo.Colors.Green = 0x28;
+    	    dev->shade.pCcdDac->DarkCmpLo.Colors.Blue = 0x28;
+	        dev->shade.pCcdDac->DarkOffSub.Colors.Red = 0x0;
+    	    dev->shade.pCcdDac->DarkOffSub.Colors.Green = 0x0;
+	        dev->shade.pCcdDac->DarkOffSub.Colors.Blue = 0x0;
+    	}
+    } else {
+    	dev->shade.pCcdDac->DarkDAC.Colors.Red = 0x80;
+	    dev->shade.pCcdDac->DarkDAC.Colors.Green = 0x80;
+    	dev->shade.pCcdDac->DarkDAC.Colors.Blue = 0x80;
+	    dev->shade.pCcdDac->DarkCmpHi.Colors.Red = 0x28;
+    	dev->shade.pCcdDac->DarkCmpHi.Colors.Green = 0x28;
+	    dev->shade.pCcdDac->DarkCmpHi.Colors.Blue = 0x28;
+    	dev->shade.pCcdDac->DarkCmpLo.Colors.Red = 0x20;
+	    dev->shade.pCcdDac->DarkCmpLo.Colors.Green = 0x20;
+    	dev->shade.pCcdDac->DarkCmpLo.Colors.Blue = 0x20;
+	    dev->shade.pCcdDac->DarkOffSub.Colors.Red = -0x38;
+    	dev->shade.pCcdDac->DarkOffSub.Colors.Green = -0x108;
+	    dev->shade.pCcdDac->DarkOffSub.Colors.Blue = -0x1c8;
+    }
+}
+
+/** 
+ */
+static void fnCCDInitWolfson548( U12_Device *dev )
+{
+    if (!(dev->shade.intermediate & _ScanMode_AverageOut)) {
+
+ 	    dev->shade.pCcdDac->GainResize.Colors.Red   = 103;
+        dev->shade.pCcdDac->GainResize.Colors.Green = 102;
+   	    dev->shade.pCcdDac->GainResize.Colors.Blue  = 99;
+        dev->shade.pCcdDac->DarkDAC.Colors.Red      = 0xc8;
+        dev->shade.pCcdDac->DarkDAC.Colors.Green    = 0xc8;
+   	    dev->shade.pCcdDac->DarkDAC.Colors.Blue     = 0xc8;
+        dev->shade.pCcdDac->DarkCmpHi.Colors.Red    = 0x48;
+        dev->shade.pCcdDac->DarkCmpHi.Colors.Green  = 0x30;
+   	    dev->shade.pCcdDac->DarkCmpHi.Colors.Blue   = 0x30;
+        dev->shade.pCcdDac->DarkCmpLo.Colors.Red    = 0x40;
+        dev->shade.pCcdDac->DarkCmpLo.Colors.Green  = 0x28;
+   	    dev->shade.pCcdDac->DarkCmpLo.Colors.Blue   = 0x28;
+        dev->shade.pCcdDac->DarkOffSub.Colors.Red   = 0x48;
+   	    dev->shade.pCcdDac->DarkOffSub.Colors.Green = 0x18;
+        dev->shade.pCcdDac->DarkOffSub.Colors.Blue  = 0x2c;
+
+   	} else {
+        dev->shade.pCcdDac->GainResize.Colors.Red   = 100;
+   	    dev->shade.pCcdDac->GainResize.Colors.Green = 98;
+        dev->shade.pCcdDac->GainResize.Colors.Blue  = 95;
+        dev->shade.pCcdDac->DarkDAC.Colors.Red      = 0xd0;
+   	    dev->shade.pCcdDac->DarkDAC.Colors.Green    = 0xd0;
+        dev->shade.pCcdDac->DarkDAC.Colors.Blue     = 0xd0;
+        dev->shade.pCcdDac->DarkCmpHi.Colors.Red    = 0x30;
+   	    dev->shade.pCcdDac->DarkCmpHi.Colors.Green  = 0x30;
+        dev->shade.pCcdDac->DarkCmpHi.Colors.Blue   = 0x30;
+   	    dev->shade.pCcdDac->DarkCmpLo.Colors.Red    = 0x28;
+        dev->shade.pCcdDac->DarkCmpLo.Colors.Green  = 0x28;
+   	    dev->shade.pCcdDac->DarkCmpLo.Colors.Blue   = 0x28;
+        dev->shade.pCcdDac->DarkOffSub.Colors.Red   = 0x0;
+   	    dev->shade.pCcdDac->DarkOffSub.Colors.Green = 0x0;
+        dev->shade.pCcdDac->DarkOffSub.Colors.Blue  = 0x0;
+   	}
+}
+
+/**
+ */
+static void fnCCDInitSamsung3777( U12_Device *dev )
+{
+    if(!(dev->DataInf.dwScanFlag & _SCANDEF_Negative)) {
+
+        if (!(dev->shade.intermediate & _ScanMode_AverageOut)) {
+
+    	    dev->shade.pCcdDac->GainResize.Colors.Red = 109;
+	        dev->shade.pCcdDac->GainResize.Colors.Green = 108;
+	        dev->shade.pCcdDac->GainResize.Colors.Blue = 105;
+    	    dev->shade.pCcdDac->DarkDAC.Colors.Red = 0x4a;
+	        dev->shade.pCcdDac->DarkDAC.Colors.Green = 0x4a;
+            dev->shade.pCcdDac->DarkDAC.Colors.Blue = 0x4a;
+	        dev->shade.pCcdDac->DarkCmpHi.Colors.Red = 0x3c;
+    	    dev->shade.pCcdDac->DarkCmpHi.Colors.Green = 0x38;
+	        dev->shade.pCcdDac->DarkCmpHi.Colors.Blue = 0x38;
+	        dev->shade.pCcdDac->DarkCmpLo.Colors.Red = 0x28;
+    	    dev->shade.pCcdDac->DarkCmpLo.Colors.Green = 0x2c;
+	        dev->shade.pCcdDac->DarkCmpLo.Colors.Blue = 0x28;
+	        dev->shade.pCcdDac->DarkOffSub.Colors.Red = 0x30;
+    	    dev->shade.pCcdDac->DarkOffSub.Colors.Green = 0x30;
+	        dev->shade.pCcdDac->DarkOffSub.Colors.Blue = 0x3C;
+    	} else {
+    	    dev->shade.pCcdDac->GainResize.Colors.Red = 108;
+	        dev->shade.pCcdDac->GainResize.Colors.Green = 107;
+    	    dev->shade.pCcdDac->GainResize.Colors.Blue = 104;
+	        dev->shade.pCcdDac->DarkDAC.Colors.Red = 0x50;
+	        dev->shade.pCcdDac->DarkDAC.Colors.Green = 0x50;
+    	    dev->shade.pCcdDac->DarkDAC.Colors.Blue = 0x50;
+    	    dev->shade.pCcdDac->DarkCmpHi.Colors.Red = 0x40;
+	        dev->shade.pCcdDac->DarkCmpHi.Colors.Green = 0x40;
+	        dev->shade.pCcdDac->DarkCmpHi.Colors.Blue = 0x40;
+    	    dev->shade.pCcdDac->DarkCmpLo.Colors.Red = 0x30;
+	        dev->shade.pCcdDac->DarkCmpLo.Colors.Green = 0x30;
+	        dev->shade.pCcdDac->DarkCmpLo.Colors.Blue = 0x30;
+	        dev->shade.pCcdDac->DarkOffSub.Colors.Red = 0x20;
+    	    dev->shade.pCcdDac->DarkOffSub.Colors.Green = 0x20;
+	        dev->shade.pCcdDac->DarkOffSub.Colors.Blue = 0x20;
+	    }
+    } else {
+    	dev->shade.pCcdDac->DarkDAC.Colors.Red = 0x80;
+	    dev->shade.pCcdDac->DarkDAC.Colors.Green = 0x80;
+    	dev->shade.pCcdDac->DarkDAC.Colors.Blue = 0x80;
+	    dev->shade.pCcdDac->DarkCmpHi.Colors.Red = 0x28;
+    	dev->shade.pCcdDac->DarkCmpHi.Colors.Green = 0x28;
+    	dev->shade.pCcdDac->DarkCmpHi.Colors.Blue = 0x28;
+	    dev->shade.pCcdDac->DarkCmpLo.Colors.Red = 0x20;
+    	dev->shade.pCcdDac->DarkCmpLo.Colors.Green = 0x20;
+	    dev->shade.pCcdDac->DarkCmpLo.Colors.Blue = 0x20;
+    	dev->shade.pCcdDac->DarkOffSub.Colors.Red = -0x38;
+	    dev->shade.pCcdDac->DarkOffSub.Colors.Green = -0x108;
+    	dev->shade.pCcdDac->DarkOffSub.Colors.Blue = -0x1c8;
+    }
+}
+
+/**
+ */
+static void fnCCDInitSamsung3799( U12_Device *dev )
+{
+    if(!(dev->DataInf.dwScanFlag & _SCANDEF_TPA)) {
+
+        if (!(dev->shade.intermediate & _ScanMode_AverageOut)) {
+
+    	    if( dev->PCBID == _SCANNER2Button ) {
+        		dev->shade.pCcdDac->GainResize.Colors.Red = 109;
+        		dev->shade.pCcdDac->GainResize.Colors.Green = 109;
+		        dev->shade.pCcdDac->GainResize.Colors.Blue = 105;
+        		dev->shade.pCcdDac->DarkDAC.Colors.Red = 0x68;
+		        dev->shade.pCcdDac->DarkDAC.Colors.Green = 0x68;
+        		dev->shade.pCcdDac->DarkDAC.Colors.Blue = 0x68;
+		        dev->shade.pCcdDac->DarkCmpHi.Colors.Red = 0x30;
+        		dev->shade.pCcdDac->DarkCmpHi.Colors.Green = 0x30;
+		        dev->shade.pCcdDac->DarkCmpHi.Colors.Blue = 0x30;
+        		dev->shade.pCcdDac->DarkCmpLo.Colors.Red = 0x28;
+		        dev->shade.pCcdDac->DarkCmpLo.Colors.Green = 0x28;
+        		dev->shade.pCcdDac->DarkCmpLo.Colors.Blue = 0x28;
+		        dev->shade.pCcdDac->DarkOffSub.Colors.Red = 0x24;    /* 0 */
+        		dev->shade.pCcdDac->DarkOffSub.Colors.Green = 0x20;  /* 0 */
+		        dev->shade.pCcdDac->DarkOffSub.Colors.Blue = 0x1c;   /* 0 */
+    	    } else {
+        		dev->shade.pCcdDac->GainResize.Colors.Red = 98;
+		        dev->shade.pCcdDac->GainResize.Colors.Green = 97;
+        		dev->shade.pCcdDac->GainResize.Colors.Blue = 92;
+		        dev->shade.pCcdDac->DarkDAC.Colors.Red = 0x90;
+        		dev->shade.pCcdDac->DarkDAC.Colors.Green = 0x90;
+		        dev->shade.pCcdDac->DarkDAC.Colors.Blue = 0x90;
+        		dev->shade.pCcdDac->DarkCmpHi.Colors.Red = 0xc0;	    /* 0x90 */
+		        dev->shade.pCcdDac->DarkCmpHi.Colors.Green = 0xc0;   /* 0xe0 */
+        		dev->shade.pCcdDac->DarkCmpHi.Colors.Blue = 0xc0;    /* 0x80 */
+		        dev->shade.pCcdDac->DarkCmpLo.Colors.Red = 0xb0;	    /* 0x70 */
+        		dev->shade.pCcdDac->DarkCmpLo.Colors.Green = 0xb0;   /* 0xc0 */
+		        dev->shade.pCcdDac->DarkCmpLo.Colors.Blue = 0xb0;    /* 0x60 */
+        		dev->shade.pCcdDac->DarkOffSub.Colors.Red = 0x24;    /* 0x90 */
+		        dev->shade.pCcdDac->DarkOffSub.Colors.Green = 0x00;	/* 0x34 */
+        		dev->shade.pCcdDac->DarkOffSub.Colors.Blue = 0x0c;	/* 0x3c */
+	        }
+    	} else {
+    	    if( dev->PCBID == _SCANNER2Button ) {
+        		dev->shade.pCcdDac->GainResize.Colors.Red = 107;
+		        dev->shade.pCcdDac->GainResize.Colors.Green = 106;
+        		dev->shade.pCcdDac->GainResize.Colors.Blue = 103;
+		        dev->shade.pCcdDac->DarkDAC.Colors.Red = 0x48;
+        		dev->shade.pCcdDac->DarkDAC.Colors.Green = 0x48;
+		        dev->shade.pCcdDac->DarkDAC.Colors.Blue = 0x48;
+        		dev->shade.pCcdDac->DarkCmpHi.Colors.Red = 0x30;
+		        dev->shade.pCcdDac->DarkCmpHi.Colors.Green = 0x30;
+        		dev->shade.pCcdDac->DarkCmpHi.Colors.Blue = 0x30;
+		        dev->shade.pCcdDac->DarkCmpLo.Colors.Red = 0x28;
+        		dev->shade.pCcdDac->DarkCmpLo.Colors.Green = 0x28;
+		        dev->shade.pCcdDac->DarkCmpLo.Colors.Blue = 0x28;
+        		dev->shade.pCcdDac->DarkOffSub.Colors.Red = 0x28;    /* 0 */
+		        dev->shade.pCcdDac->DarkOffSub.Colors.Green = 0x18;  /* 0 */
+        		dev->shade.pCcdDac->DarkOffSub.Colors.Blue = 0x20;   /* 0 */
+	        } else {
+        		dev->shade.pCcdDac->GainResize.Colors.Red = 104;
+		        dev->shade.pCcdDac->GainResize.Colors.Green = 107;
+        		dev->shade.pCcdDac->GainResize.Colors.Blue = 99;
+		        dev->shade.pCcdDac->DarkDAC.Colors.Red = 0x30;	    /* 0x80 */
+        		dev->shade.pCcdDac->DarkDAC.Colors.Green = 0x30;
+		        dev->shade.pCcdDac->DarkDAC.Colors.Blue = 0x30;	    /* 0x0a0 */
+        		dev->shade.pCcdDac->DarkCmpHi.Colors.Red = 0x150;    /* 0x170 */
+		        dev->shade.pCcdDac->DarkCmpHi.Colors.Green = 0x130;  /* 0x90  */
+        		dev->shade.pCcdDac->DarkCmpHi.Colors.Blue = 0x110;   /* 0x130 */
+		        dev->shade.pCcdDac->DarkCmpLo.Colors.Red = 0x140;    /* 0x150 */
+        		dev->shade.pCcdDac->DarkCmpLo.Colors.Green = 0x120;  /* 0x70  */
+		        dev->shade.pCcdDac->DarkCmpLo.Colors.Blue = 0x100;   /* 0x120 */
+        		dev->shade.pCcdDac->DarkOffSub.Colors.Red = 0xF0;    /* 0x90  */
+		        dev->shade.pCcdDac->DarkOffSub.Colors.Green = 0xD4;  /* 0x50  */
+        		dev->shade.pCcdDac->DarkOffSub.Colors.Blue = 0xCC;   /* 0x60  */
+	        }
+        }
+    }
+}
+
+/**
+ */
+static void fnCCDInitESIC3799( U12_Device *dev )
+{
+    if(!(dev->DataInf.dwScanFlag & _SCANDEF_Negative)) {
+
+        if (!(dev->shade.intermediate & _ScanMode_AverageOut)) {
+
+    	    dev->shade.pCcdDac->GainResize.Colors.Red = 100;
+	        dev->shade.pCcdDac->GainResize.Colors.Green = 99;
+	        dev->shade.pCcdDac->GainResize.Colors.Blue = 94;
+    	    dev->shade.pCcdDac->DarkDAC.Colors.Red = 0xc8;
+	        dev->shade.pCcdDac->DarkDAC.Colors.Green = 0xc8;
+	        dev->shade.pCcdDac->DarkDAC.Colors.Blue = 0xc8;
+    	    dev->shade.pCcdDac->DarkCmpHi.Colors.Red = 0x58;
+	        dev->shade.pCcdDac->DarkCmpHi.Colors.Green = 0x38;
+	        dev->shade.pCcdDac->DarkCmpHi.Colors.Blue = 0x48;
+    	    dev->shade.pCcdDac->DarkCmpLo.Colors.Red = 0x48;
+	        dev->shade.pCcdDac->DarkCmpLo.Colors.Green = 0x28;
+	        dev->shade.pCcdDac->DarkCmpLo.Colors.Blue = 0x38;
+    	    dev->shade.pCcdDac->DarkOffSub.Colors.Red = 0x58;
+	        dev->shade.pCcdDac->DarkOffSub.Colors.Green = 0x38;
+	        dev->shade.pCcdDac->DarkOffSub.Colors.Blue = 0x48;
+    	} else {
+    	    dev->shade.pCcdDac->GainResize.Colors.Red = 100;
+	        dev->shade.pCcdDac->GainResize.Colors.Green = 98;
+	        dev->shade.pCcdDac->GainResize.Colors.Blue = 93;
+    	    dev->shade.pCcdDac->DarkDAC.Colors.Red = 0xd0;
+	        dev->shade.pCcdDac->DarkDAC.Colors.Green = 0xd0;
+	        dev->shade.pCcdDac->DarkDAC.Colors.Blue = 0xd0;
+    	    dev->shade.pCcdDac->DarkCmpHi.Colors.Red = 0x108;
+	        dev->shade.pCcdDac->DarkCmpHi.Colors.Green = 0xf8;
+	        dev->shade.pCcdDac->DarkCmpHi.Colors.Blue = 0xc8;
+    	    dev->shade.pCcdDac->DarkCmpLo.Colors.Red = 0x100;
+	        dev->shade.pCcdDac->DarkCmpLo.Colors.Green = 0xf0;
+	        dev->shade.pCcdDac->DarkCmpLo.Colors.Blue = 0xc0;
+    	    dev->shade.pCcdDac->DarkOffSub.Colors.Red = 0x108;
+	        dev->shade.pCcdDac->DarkOffSub.Colors.Green = 0xf8;
+	        dev->shade.pCcdDac->DarkOffSub.Colors.Blue = 0xc8;
+    	}
+    } else {
+    	dev->shade.pCcdDac->DarkDAC.Colors.Red = 0x80;
+	    dev->shade.pCcdDac->DarkDAC.Colors.Green = 0x80;
+    	dev->shade.pCcdDac->DarkDAC.Colors.Blue = 0x80;
+	    dev->shade.pCcdDac->DarkCmpHi.Colors.Red = 0x28;
+    	dev->shade.pCcdDac->DarkCmpHi.Colors.Green = 0x28;
+	    dev->shade.pCcdDac->DarkCmpHi.Colors.Blue = 0x28;
+    	dev->shade.pCcdDac->DarkCmpLo.Colors.Red = 0x20;
+	    dev->shade.pCcdDac->DarkCmpLo.Colors.Green = 0x20;
+    	dev->shade.pCcdDac->DarkCmpLo.Colors.Blue = 0x20;
+	    dev->shade.pCcdDac->DarkOffSub.Colors.Red = -0x38;
+    	dev->shade.pCcdDac->DarkOffSub.Colors.Green = -0x38;
+	    dev->shade.pCcdDac->DarkOffSub.Colors.Blue = -0x38;
+    }
+}
+
+/**
+ */
+static void
+fnDarkOffsetWolfson3797( U12_Device *dev, ShadingVarDef *sTbl, u_long dwCh )
+{
+	if(( dev->shade.DarkOffset.wColors[dwCh] -=
+                sTbl->DarkOffSub.wColors[dwCh]) > 0xfff ) {
+		dev->shade.DarkOffset.wColors[dwCh] = 0;
+	}
+}
+
+/**
+ */
+static void
+fnDarkOffsetSamsung3777( U12_Device *dev, ShadingVarDef *sTbl, u_long dwCh )
+{
+	dev->shade.DarkOffset.wColors[dwCh] += sTbl->DarkOffSub.wColors [dwCh];
+}
+
+/**
+ */
+static void
+fnDarkOffsetSamsung3797( U12_Device *dev, ShadingVarDef *sTbl, u_long dwCh )
+{
+	if( dev->shade.DarkOffset.wColors[dwCh] > sTbl->DarkOffSub.wColors[dwCh] )
+		dev->shade.DarkOffset.wColors[dwCh] -= sTbl->DarkOffSub.wColors[dwCh];
+	else
+		dev->shade.DarkOffset.wColors[dwCh] = 0;
+}
+
+/**
+ */
+static void
+fnDarkOffsetSamsung3799( U12_Device *dev, ShadingVarDef *sTbl, u_long dwCh )
+{
+	if( dev->shade.DarkOffset.wColors[dwCh] > sTbl->DarkOffSub.wColors[dwCh])
+		dev->shade.DarkOffset.wColors[dwCh] -= sTbl->DarkOffSub.wColors[dwCh];
+	else
+		dev->shade.DarkOffset.wColors[dwCh] = 0;
+}
+
+/**
+ */
+static void fnDACDarkWolfson( U12_Device *dev, ShadingVarDef *sTbl,
+                              u_long dwCh, u_short wDarkest )
+{
+	u_short w = dev->shade.DarkDAC.bColors[dwCh];
+
+	if( wDarkest > sTbl->DarkCmpHi.wColors[dwCh] ) {
+
+		wDarkest -= sTbl->DarkCmpHi.wColors[dwCh];
+		if( wDarkest > dev->shade.wDarkLevels)
+	        w += (u_short)wDarkest / dev->shade.wDarkLevels;
+		else
+			w++;
+
+		if (w > 0xff)
+			w = 0xff;
+
+		if(w != (u_short)dev->shade.DarkDAC.bColors[dwCh] ) {
+			dev->shade.DarkDAC.bColors[dwCh] = (SANE_Byte)w;
+			dev->shade.fStop                 = SANE_FALSE;
+		}
+	} else {
+		if((wDarkest < sTbl->DarkCmpLo.wColors[dwCh]) &&
+                                	        dev->shade.DarkDAC.bColors[dwCh]) {
+			if( wDarkest )
+				w = (u_short)dev->shade.DarkDAC.bColors[dwCh] - 2U;
+			else
+				w = (u_short)dev->shade.DarkDAC.bColors[dwCh] - dev->shade.wDarkLevels;
+
+			if ((short) w < 0)
+				w = 0;
+				
+			if( w != (u_short)dev->shade.DarkDAC.bColors[dwCh] ) {
+				dev->shade.DarkDAC.bColors [dwCh] = (SANE_Byte)w;
+				dev->shade.fStop                  = SANE_FALSE;
+			}
+		}
+	}
+}
+
+/**
+ */
+static void fnDACDarkSamsung( U12_Device *dev, ShadingVarDef *sTbl,
+                              u_long dwCh, u_short wDarkest )
+{
+	u_short w;
+
+	if( wDarkest > sTbl->DarkCmpHi.wColors[dwCh] ) {
+
+		wDarkest -= sTbl->DarkCmpHi.wColors[dwCh];
+		if( wDarkest > dev->shade.wDarkLevels )
+			w = (u_short)dev->shade.DarkDAC.bColors[dwCh] -
+	                                        wDarkest / dev->shade.wDarkLevels;
+		else
+			w = (u_short)dev->shade.DarkDAC.bColors[dwCh] - 1U;
+
+		if((short) w < 0)
+			w = 0;
+
+		if(w != (u_short)dev->shade.DarkDAC.bColors[dwCh]) {
+			dev->shade.DarkDAC.bColors [dwCh] = (SANE_Byte)w;
+	        dev->shade.fStop                  = SANE_FALSE;
+		}
+	} else {
+		if((wDarkest < sTbl->DarkCmpLo.wColors[dwCh]) &&
+		                                    dev->shade.DarkDAC.bColors[dwCh]) {
+			if( wDarkest )
+				w = (u_short)dev->shade.DarkDAC.bColors[dwCh] + 2U;
+			else
+				w = dev->shade.wDarkLevels + (u_short)dev->shade.DarkDAC.bColors[dwCh];
+
+			if (w > 0xff)
+				w = 0xff;
+
+			if(w != (u_short)dev->shade.DarkDAC.bColors[dwCh]) {
+				dev->shade.DarkDAC.bColors[dwCh] = (SANE_Byte)w;
+				dev->shade.fStop                 = SANE_FALSE;
+			}
+		}
+	}
+}
+
+/************************ exported functions *********************************/
+
+/** according to detected CCD and DAC, we set their correct init values
+ *  and functions
+ */
+static void u12ccd_InitCCDandDAC( U12_Device *dev, SANE_Bool shading )
+{
+	u_short        w;
+	ShadingVarDef *pDAC_CCD;
+
+	DBG( _DBG_INFO, "CCD & DAC init\n" );
+
+	/* some presets */
+	dev->f0_8_16 = SANE_FALSE;
+
+	switch( dev->DACType ) {
+
+	case _DA_WOLFSON8143:
+
+		DBG( _DBG_INFO, "* DAC: WOLFSON 8143\n" );
+		switch( dev->CCDID ) {
+
+		case _CCD_3797:
+			DBG( _DBG_INFO, "* CCD-3797\n" );
+			pDAC_CCD          = ShadingVar3797;
+			u12ccd_InitFunc   = fnCCDInitWolfson3797;
+			dev->fnDarkOffset = fnDarkOffsetWolfson3797;
+			dev->fnDACDark    = fnDACDarkWolfson;
+			dev->CCDRegs      = (RegDef*)W3797CCDParams;
+			break;
+
+		case _CCD_548:
+			DBG( _DBG_INFO, "* CCD-548\n" );
+			pDAC_CCD          = ShadingVar548;
+			u12ccd_InitFunc   = fnCCDInitWolfson548;
+			dev->fnDarkOffset = fnDarkOffsetWolfson3797;
+			dev->fnDACDark    = fnDACDarkWolfson;
+			dev->CCDRegs      = (RegDef*)W548CCDParams;
+			break;
+
+
+		default:
+			DBG( _DBG_INFO, "* CCD-3799\n" );
+			pDAC_CCD          = ShadingVar3799;
+			u12ccd_InitFunc   = fnCCDInitWolfson3799;
+/* CHECK: org was to  fnDarkOffsetWolfson3797 */
+			dev->fnDarkOffset = fnDarkOffsetWolfson3797;
+			dev->fnDACDark    = fnDACDarkWolfson;
+			dev->CCDRegs      = (RegDef*)W3799CCDParams;
+		}
+
+		dev->numCCDRegs         = _NUM_OF_CCDREGS_W8143;
+		dev->numDACRegs         = _NUM_OF_DACREGS_W8143;
+		dev->DACRegs            = WolfsonDAC8143;
+		dev->RegDACOffset.Red   = 0x20;
+		dev->RegDACOffset.Green = 0x21;
+		dev->RegDACOffset.Blue  = 0x22;
+		dev->RegDACGain.Red     = 0x28;
+		dev->RegDACGain.Green   = 0x29;
+		dev->RegDACGain.Blue    = 0x2a;
+
+		if( dev->shade.intermediate & _ScanMode_AverageOut ) {
+			dev->shade.bUniGain    = 1;
+			dev->shade.bGainDouble = 1;
+		} else {
+			dev->shade.bUniGain    = 2;
+			dev->shade.bGainDouble = 4;
+		}
+		dev->shade.bMinGain    = 1;
+		dev->shade.bMaxGain    = 0x1f;
+		dev->shade.wDarkLevels = 10;
+
+		if( dev->shade.intermediate == _ScanMode_Color )
+			WolfsonDAC8143[2].val = 0x52;
+		else
+			WolfsonDAC8143[2].val = 0x42;
+
+		if (dev->shade.intermediate == _ScanMode_Mono )
+			WolfsonDAC8143[0].val = 7;
+		else
+			WolfsonDAC8143[0].val = 3;
+		break;
+
+	case _DA_SAMSUNG1224:
+		DBG( _DBG_INFO, "* DAC: Samsung 1224\n" );
+
+		switch( dev->CCDID ) {
+			
+		case _CCD_3797:
+			DBG( _DBG_INFO, "* CCD-3797\n" );
+			pDAC_CCD          = ShadingVar3797;
+			u12ccd_InitFunc   = fnCCDInitSamsung3797;
+			dev->fnDarkOffset = fnDarkOffsetSamsung3797;
+			dev->fnDACDark    = fnDACDarkSamsung;
+			dev->CCDRegs      = (RegDef*)S3797CCDParams;
+			break;
+
+		default:
+			DBG( _DBG_INFO, "* CCD-3799\n" );
+			pDAC_CCD          = ShadingVar3799;
+			u12ccd_InitFunc   = fnCCDInitSamsung3799;
+			dev->fnDarkOffset = fnDarkOffsetSamsung3799;
+			dev->fnDACDark    = fnDACDarkSamsung;
+			dev->CCDRegs      = (RegDef*)S3799CCDParams;
+		}
+		dev->numCCDRegs         = _NUM_OF_CCDREGS_S1224;
+		dev->numDACRegs         = _NUM_OF_DACREGS_S1224;
+		dev->DACRegs            = SamsungDAC1224;
+		dev->RegDACOffset.Red   = 1;
+		dev->RegDACOffset.Green = 2;
+		dev->RegDACOffset.Blue  = 3;
+		dev->RegDACGain.Red     = 4;
+		dev->RegDACGain.Green   = 5;
+		dev->RegDACGain.Blue    = 6;
+		dev->shade.bGainDouble  = 6;
+		dev->shade.bUniGain     = 7;
+		dev->shade.bMinGain     = 0;
+		dev->shade.bMaxGain     = 0x1f;
+		dev->shade.wDarkLevels  = 10;
+
+		if( dev->shade.intermediate & _ScanMode_Mono )
+			SamsungDAC1224[0].val = 0x57;
+		else
+			SamsungDAC1224[0].val = 0x51;
+		break;
+
+	case _DA_ESIC:
+		DBG( _DBG_INFO, "* DAC: ESIC\n" );
+
+		switch( dev->CCDID ) {
+
+		case _CCD_3797:
+			DBG( _DBG_INFO, "* CCD-3797\n" );
+			pDAC_CCD          = ShadingVar3797;
+			u12ccd_InitFunc   = fnCCDInitWolfson3797;
+			dev->fnDarkOffset = fnDarkOffsetWolfson3797;
+			dev->fnDACDark    = fnDACDarkWolfson;
+			dev->CCDRegs      = (RegDef*)W3797CCDParams;
+			break;
+
+		default:
+			DBG( _DBG_INFO, "* CCD-3799\n" );
+			pDAC_CCD          = ShadingVar3799;
+			u12ccd_InitFunc   = fnCCDInitESIC3799;
+			dev->fnDarkOffset = fnDarkOffsetWolfson3797;
+			dev->fnDACDark    = fnDACDarkWolfson;
+			dev->CCDRegs      = (RegDef*)W3799CCDParams;
+		}
+
+		dev->numCCDRegs         = _NUM_OF_CCDREGS_W8143;
+		dev->numDACRegs         = _NUM_OF_DACREGS_W8143;
+		dev->DACRegs            = WolfsonDAC8143;
+		dev->RegDACOffset.Red   = 0x20;
+		dev->RegDACOffset.Green = 0x21;
+		dev->RegDACOffset.Blue  = 0x22;
+		dev->RegDACGain.Red     = 0x28;
+		dev->RegDACGain.Green   = 0x29;
+		dev->RegDACGain.Blue    = 0x2a;
+
+		if( dev->shade.intermediate & _ScanMode_AverageOut ) {
+			dev->shade.bUniGain    = 1;
+			dev->shade.bGainDouble = 1;
+		} else {
+			dev->shade.bUniGain    = 2;
+			dev->shade.bGainDouble = 4;
+		}
+		dev->shade.bMinGain    = 1;
+		dev->shade.bMaxGain    = 0x1f;
+		dev->shade.wDarkLevels = 10;
+
+		if( dev->shade.intermediate == _ScanMode_Color )
+			WolfsonDAC8143[2].val = 0x52;
+		else
+			WolfsonDAC8143[2].val = 0x42;
+
+		if(dev->shade.intermediate == _ScanMode_Mono )
+			WolfsonDAC8143[0].val = 7;
+		else
+			WolfsonDAC8143[0].val = 3;
+		break;
+
+	default:
+
+		DBG( _DBG_INFO, "* DAC: SAMSUNG 8531\n" );
+		switch( dev->CCDID ) {
+
+		case _CCD_3797:
+			DBG( _DBG_INFO, "* CCD-3797\n" );
+			pDAC_CCD          = ShadingVar3797;
+			u12ccd_InitFunc   = fnCCDInitSamsung3797;
+			dev->fnDarkOffset = fnDarkOffsetSamsung3797;
+			dev->fnDACDark    = fnDACDarkSamsung;
+			dev->CCDRegs      = (RegDef*)S3797CCDParams;
+			break;
+
+		case _CCD_3777:
+			DBG( _DBG_INFO, "* CCD-3777\n" );
+			pDAC_CCD          = ShadingVar3777;
+			u12ccd_InitFunc   = fnCCDInitSamsung3777;
+			dev->fnDarkOffset = fnDarkOffsetSamsung3777;
+			dev->fnDACDark    = fnDACDarkSamsung;
+			dev->CCDRegs      = (RegDef*)S3797CCDParams;
+			dev->f0_8_16      = SANE_TRUE;
+			break;
+
+		default:
+			DBG( _DBG_INFO, "* CCD-3799\n" );
+			pDAC_CCD          = ShadingVar3799;
+			u12ccd_InitFunc   = fnCCDInitSamsung3799;
+			dev->fnDarkOffset = fnDarkOffsetSamsung3799;
+			dev->fnDACDark    = fnDACDarkSamsung;
+			dev->CCDRegs      = (RegDef*)S3799CCDParams;
+		}
+
+		dev->numCCDRegs         = _NUM_OF_CCDREGS_S8531;
+		dev->numDACRegs         = _NUM_OF_DACREGS_S8531;
+		dev->DACRegs            = SamsungDAC8531;
+		dev->RegDACOffset.Red   = 1;
+		dev->RegDACOffset.Green = 1;
+		dev->RegDACOffset.Blue  = 1;
+		dev->RegDACGain.Red     = 2;
+		dev->RegDACGain.Green   = 2;
+		dev->RegDACGain.Blue    = 2;
+		dev->shade.bGainDouble  = 6;
+		dev->shade.bMinGain     = 1;
+		dev->shade.bMaxGain     = 0x1f;
+		if( dev->DataInf.dwScanFlag & _SCANDEF_TPA )
+			dev->shade.bUniGain = 2;
+		else
+			dev->shade.bUniGain = 7;
+
+		dev->shade.wDarkLevels = 10;
+
+		if( dev->shade.intermediate & _ScanMode_Mono ) {
+			SamsungDAC8531[0].val = 0x57;
+			SamsungDAC8531[3].val = 0x57;
+			SamsungDAC8531[6].val = 0x57;
+		} else {
+			SamsungDAC8531[0].val = 0x51;
+			SamsungDAC8531[3].val = 0x55;
+			SamsungDAC8531[6].val = 0x59;
+		}
+	}
+
+	if( shading ) {
+
+		if( !(dev->DataInf.dwScanFlag & _SCANDEF_TPA))
+			dev->shade.pCcdDac = &pDAC_CCD[_REFLECTION];
+		else {
+			if( dev->DataInf.dwScanFlag & _SCANDEF_Transparency )
+				dev->shade.pCcdDac = &pDAC_CCD[_TRANSPARENCY];
+			else
+				dev->shade.pCcdDac = &pDAC_CCD[_NEGATIVE];
+		}
+	} else {
+		dev->shade.pCcdDac = &pDAC_CCD[_REFLECTION];
+	}
+
+	/* as we now have the correct init function, call it */
+	u12ccd_InitFunc( dev );
+
+	DBG( _DBG_INFO, "* Programming DAC (%u regs)\n", dev->numDACRegs );
+
+	for( w = 0; w < dev->numDACRegs; w++ ) {
+
+		DBG( _DBG_INFO, "* [0x%02x] = 0x%02x\n", dev->DACRegs[w].reg,
+		                                         dev->DACRegs[w].val );
+#if 0
+		u12io_DataRegisterToDAC( dev, dev->DACRegs[w].reg,
+		                              dev->DACRegs[w].val );
+#else
+		u12io_DataToRegister( dev, REG_ADCADDR, dev->DACRegs[w].reg );
+		u12io_DataToRegister( dev, REG_ADCDATA, dev->DACRegs[w].val );
+		u12io_DataToRegister( dev, REG_ADCSERIALOUT, dev->DACRegs[w].val );
+#endif
+	}
+	DBG( _DBG_INFO, "CCD & DAC init done.\n" );
+}
+
+/* END U12-CCD.C ............................................................*/