503 lines
		
	
	
		
			17 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			503 lines
		
	
	
		
			17 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/*
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  u8x8_d_uc1611.c
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  Universal 8bit Graphics Library (https://github.com/olikraus/u8g2/)
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  Copyright (c) 2016, olikraus@gmail.com
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  All rights reserved.
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  Redistribution and use in source and binary forms, with or without modification, 
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  are permitted provided that the following conditions are met:
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  * Redistributions of source code must retain the above copyright notice, this list 
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    of conditions and the following disclaimer.
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  * Redistributions in binary form must reproduce the above copyright notice, this 
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    list of conditions and the following disclaimer in the documentation and/or other 
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    materials provided with the distribution.
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  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND 
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  CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, 
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  INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 
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  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 
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  DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR 
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  CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 
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  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 
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  NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 
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  LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER 
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  CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 
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  STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 
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  ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 
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  ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.  
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  6 Nov 2016: Not yet finished
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  There are two controller:
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  UC1611s		160x256
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  UC1611			160x240
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  Differences:
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  UC1611		0xa8 cmd: enables 80 display rows
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  UC1611s	0xa8 cmd: controlls graylevels
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  UC1611		0xc0 cmd: single byte command for LCD mapping control
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  UC1611s	0xc0 cmd: double byte command for LCD mapping control
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*/
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#include "u8x8.h"
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static const uint8_t u8x8_d_uc1611s_powersave0_seq[] = {
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  U8X8_START_TRANSFER(),             	/* enable chip, delay is part of the transfer start */
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  U8X8_C(0x0a9),		                /* display on, UC1611s */
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  U8X8_END_TRANSFER(),             	/* disable chip */
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  U8X8_END()             			/* end of sequence */
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};
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static const uint8_t u8x8_d_uc1611s_powersave1_seq[] = {
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  U8X8_START_TRANSFER(),             	/* enable chip, delay is part of the transfer start */
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  U8X8_C(0x0a8),		                /* display off, enter sleep mode, UC1611s */
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  U8X8_END_TRANSFER(),             	/* disable chip */
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  U8X8_END()             			/* end of sequence */
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};
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static const uint8_t u8x8_d_uc1611s_flip0_seq[] = {
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  U8X8_START_TRANSFER(),             	/* enable chip, delay is part of the transfer start */
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  U8X8_CA(0x0c0, 0x004),            	/* LCD Mapping */
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  U8X8_END_TRANSFER(),             	/* disable chip */
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  U8X8_END()             			/* end of sequence */
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};
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static const uint8_t u8x8_d_uc1611s_flip1_seq[] = {
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  U8X8_START_TRANSFER(),             	/* enable chip, delay is part of the transfer start */
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  U8X8_CA(0x0c0, 0x002),            	/* LCD Mapping */
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  U8X8_END_TRANSFER(),             	/* disable chip */
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  U8X8_END()             			/* end of sequence */
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};
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uint8_t u8x8_d_uc1611_common(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr)
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{
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  uint8_t x, y, c;
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  uint8_t *ptr;
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  switch(msg)
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  {
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    case U8X8_MSG_DISPLAY_DRAW_TILE:
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      u8x8_cad_StartTransfer(u8x8);
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      x = ((u8x8_tile_t *)arg_ptr)->x_pos;
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      x *= 8;
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      x += u8x8->x_offset;
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      u8x8_cad_SendCmd(u8x8, 0x000 | ((x&15)));
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      u8x8_cad_SendCmd(u8x8, 0x010 | (x>>4) );
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      y = ((u8x8_tile_t *)arg_ptr)->y_pos;
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      u8x8_cad_SendCmd(u8x8, 0x060 | (y&15));
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      u8x8_cad_SendCmd(u8x8, 0x070 | (y>>4));
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      c = ((u8x8_tile_t *)arg_ptr)->cnt;
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      c *= 8;
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      ptr = ((u8x8_tile_t *)arg_ptr)->tile_ptr;
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      do
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      {
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	u8x8_cad_SendData(u8x8, c, ptr);	/* note: SendData can not handle more than 255 bytes */
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	arg_int--;
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      } while( arg_int > 0 );
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      u8x8_cad_EndTransfer(u8x8);
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      break;
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    /*	handled in the calling procedure 
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    case U8X8_MSG_DISPLAY_SETUP_MEMORY:
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      u8x8_d_helper_display_setup_memory(u8x8, &u8x8_uc1611_128x64_display_info);
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      break;
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    case U8X8_MSG_DISPLAY_INIT:
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      u8x8_d_helper_display_init(u8x8);
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      u8x8_cad_SendSequence(u8x8, u8x8_d_uc1701_dogs102_init_seq);
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      break;
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    */
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#ifdef U8X8_WITH_SET_CONTRAST
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    case U8X8_MSG_DISPLAY_SET_CONTRAST:
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      u8x8_cad_StartTransfer(u8x8);
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      u8x8_cad_SendCmd(u8x8, 0x081 );
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      u8x8_cad_SendArg(u8x8, arg_int  );	/* uc1611 has range from 0 to 255 */
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      u8x8_cad_EndTransfer(u8x8);
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      break;
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#endif
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    default:
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      return 0;
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  }
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  return 1;
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}
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/*================================================*/
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/* EA DOGM240 */
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/*
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  UC1611 has two chip select inputs (CS0 and CS1).
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  CS0 is low active, CS1 is high active. It will depend on the display
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  module whether the display has a is low or high active chip select.
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*/
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static const u8x8_display_info_t u8x8_uc1611_240x64_display_info =
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{
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  /* chip_enable_level = */ 0,
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  /* chip_disable_level = */ 1,
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  /* post_chip_enable_wait_ns = */ 10,	/* uc1611 datasheet, page 60, actually 0 */
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  /* pre_chip_disable_wait_ns = */ 10,	/* uc1611 datasheet, page 60, actually 0 */
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  /* reset_pulse_width_ms = */ 1, 
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  /* post_reset_wait_ms = */ 10, 	/* uc1611 datasheet, page 67 */
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  /* sda_setup_time_ns = */ 10,		/* uc1611 datasheet, page 64, actually 0 */
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  /* sck_pulse_width_ns = */ 60,	/* half of cycle time  */
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  /* sck_clock_hz = */ 8000000UL,	/* since Arduino 1.6.0, the SPI bus speed in Hz. Should be  1000000000/sck_pulse_width_ns */
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  /* spi_mode = */ 0,		/* active high, rising edge */
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  /* i2c_bus_clock_100kHz = */ 4,
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  /* data_setup_time_ns = */ 30,	/* uc1611 datasheet, page 60 */
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  /* write_pulse_width_ns = */ 80,	/* uc1611 datasheet, page 60 */
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  /* tile_width = */ 30,		/* width of 30*8=240 pixel */
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  /* tile_hight = */ 8,
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  /* default_x_offset = */ 0,
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  /* flipmode_x_offset = */ 0,
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  /* pixel_width = */ 240,
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  /* pixel_height = */ 64
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};
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static const uint8_t u8x8_d_uc1611_ea_dogm240_init_seq[] = {
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  U8X8_START_TRANSFER(),             	/* enable chip, delay is part of the transfer start */
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  U8X8_C(0x02f),            			/* internal pump control */
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  U8X8_CA(0x0f1, 63),			/* set COM end */
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  U8X8_CA(0x0f2, 0x000),		/* display line start */
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  U8X8_CA(0x0f3, 63),			/* display line end */
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  U8X8_C(0x0a3),            			/* line rate */
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  U8X8_CA(0x081, 0x0a4),		/* set contrast, EA default: 0x0b7 */
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  //U8X8_C(0x0a9),            			/* display enable */
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  U8X8_C(0x0d1),            			/* display pattern */  
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  U8X8_C(0x089),            			/* auto increment */
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  U8X8_CA(0x0c0, 0x004),            	/* LCD Mapping */
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  U8X8_C(0x000),		                /* column low nibble */
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  U8X8_C(0x010),		                /* column high nibble */  
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  U8X8_C(0x060),		                /* page adr low */
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  U8X8_C(0x070),		                /* page adr high */
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  U8X8_END_TRANSFER(),             	/* disable chip */
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  U8X8_END()             			/* end of sequence */
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};
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/* UC1611s 240x64 display */
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uint8_t u8x8_d_uc1611_ea_dogm240(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr)
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{
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  /* call common procedure first and handle messages there */
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  if ( u8x8_d_uc1611_common(u8x8, msg, arg_int, arg_ptr) == 0 )
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  {
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    /* msg not handled, then try here */
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    switch(msg)
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    {
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      case U8X8_MSG_DISPLAY_SETUP_MEMORY:
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	u8x8_d_helper_display_setup_memory(u8x8, &u8x8_uc1611_240x64_display_info);
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	break;
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      case U8X8_MSG_DISPLAY_INIT:
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	u8x8_d_helper_display_init(u8x8);
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	u8x8_cad_SendSequence(u8x8, u8x8_d_uc1611_ea_dogm240_init_seq);
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	break;
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      case U8X8_MSG_DISPLAY_SET_POWER_SAVE:
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	if ( arg_int == 0 )
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	  u8x8_cad_SendSequence(u8x8, u8x8_d_uc1611s_powersave0_seq);
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	else
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	  u8x8_cad_SendSequence(u8x8, u8x8_d_uc1611s_powersave1_seq);
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	break;
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      case U8X8_MSG_DISPLAY_SET_FLIP_MODE:
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	if ( arg_int == 0 )
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	{
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	  u8x8_cad_SendSequence(u8x8, u8x8_d_uc1611s_flip0_seq);
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	  u8x8->x_offset = u8x8->display_info->default_x_offset;
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	}
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	else
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	{
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	  u8x8_cad_SendSequence(u8x8, u8x8_d_uc1611s_flip1_seq);
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	  u8x8->x_offset = u8x8->display_info->flipmode_x_offset;
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	}	
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	break;
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      default:
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	return 0;		/* msg unknown */
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    }
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  }
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  return 1;
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}
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/*================================================*/
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/* EA DOGXL240 */
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static const uint8_t u8x8_d_uc1611_ea_dogxl240_init_seq[] = {
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  U8X8_START_TRANSFER(),             	/* enable chip, delay is part of the transfer start */
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  U8X8_C(0x02f),            			/* internal pump control */
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  U8X8_CA(0x0f1, 0x07f),			/* set COM end */
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  U8X8_CA(0x0f2, 0x000),		/* display line start */
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  U8X8_CA(0x0f3, 127),		/* display line end */
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  U8X8_C(0x0a3),            			/* line rate */
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  U8X8_CA(0x081, 0x08f),		/* set contrast */
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  //U8X8_C(0x0a9),            			/* display enable */
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  U8X8_C(0x0d1),            			/* display pattern */  
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  U8X8_C(0x089),            			/* auto increment */
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  U8X8_CA(0x0c0, 0x004),            	/* LCD Mapping */
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  U8X8_C(0x000),		                /* column low nibble */
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  U8X8_C(0x010),		                /* column high nibble */  
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  U8X8_C(0x060),		                /* page adr low */
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  U8X8_C(0x070),		                /* page adr high */
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  U8X8_END_TRANSFER(),             	/* disable chip */
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  U8X8_END()             			/* end of sequence */
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};
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static const u8x8_display_info_t u8x8_uc1611_240x128_display_info =
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{
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  /* chip_enable_level = */ 0,
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  /* chip_disable_level = */ 1,
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  /* post_chip_enable_wait_ns = */ 10,	/* uc1611 datasheet, page 60, actually 0 */
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  /* pre_chip_disable_wait_ns = */ 10,	/* uc1611 datasheet, page 60, actually 0 */
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  /* reset_pulse_width_ms = */ 1, 
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  /* post_reset_wait_ms = */ 10, 	/* uc1611 datasheet, page 67 */
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  /* sda_setup_time_ns = */ 10,		/* uc1611 datasheet, page 64, actually 0 */
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  /* sck_pulse_width_ns = */ 60,	/* half of cycle time  */
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  /* sck_clock_hz = */ 8000000UL,	/* since Arduino 1.6.0, the SPI bus speed in Hz. Should be  1000000000/sck_pulse_width_ns */
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  /* spi_mode = */ 0,		/* active high, rising edge */
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  /* i2c_bus_clock_100kHz = */ 4,
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  /* data_setup_time_ns = */ 30,	/* uc1611 datasheet, page 60 */
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  /* write_pulse_width_ns = */ 80,	/* uc1611 datasheet, page 60 */
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  /* tile_width = */ 30,		/* width of 30*8=240 pixel */
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  /* tile_hight = */ 16,
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  /* default_x_offset = */ 0,
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  /* flipmode_x_offset = */ 0,
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  /* pixel_width = */ 240,
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  /* pixel_height = */ 128
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};
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/* UC1611s 240x128 display */
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uint8_t u8x8_d_uc1611_ea_dogxl240(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr)
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{
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  /* call common procedure first and handle messages there */
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  if ( u8x8_d_uc1611_common(u8x8, msg, arg_int, arg_ptr) == 0 )
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  {
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    /* msg not handled, then try here */
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    switch(msg)
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    {
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      case U8X8_MSG_DISPLAY_SETUP_MEMORY:
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	u8x8_d_helper_display_setup_memory(u8x8, &u8x8_uc1611_240x128_display_info);
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	break;
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      case U8X8_MSG_DISPLAY_INIT:
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	u8x8_d_helper_display_init(u8x8);
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	u8x8_cad_SendSequence(u8x8, u8x8_d_uc1611_ea_dogxl240_init_seq);
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	break;
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      case U8X8_MSG_DISPLAY_SET_POWER_SAVE:
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	if ( arg_int == 0 )
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	  u8x8_cad_SendSequence(u8x8, u8x8_d_uc1611s_powersave0_seq);
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	else
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	  u8x8_cad_SendSequence(u8x8, u8x8_d_uc1611s_powersave1_seq);
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	break;
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      case U8X8_MSG_DISPLAY_SET_FLIP_MODE:
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	if ( arg_int == 0 )
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	{
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	  u8x8_cad_SendSequence(u8x8, u8x8_d_uc1611s_flip0_seq);
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	  u8x8->x_offset = u8x8->display_info->default_x_offset;
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	}
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	else
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	{
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	  u8x8_cad_SendSequence(u8x8, u8x8_d_uc1611s_flip1_seq);
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	  u8x8->x_offset = u8x8->display_info->flipmode_x_offset;
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	}	
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	break;
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      default:
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	return 0;		/* msg unknown */
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    }
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  }
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  return 1;
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}
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/*================================================*/
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/* EMERGING DISPLAY, EW50850FLWP 240x160 */
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/* active high CS (CS1), UC1611 display  */
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static const uint8_t u8x8_d_uc1611_ew50850_init_seq[] = {
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  U8X8_START_TRANSFER(),             	/* enable chip, delay is part of the transfer start */
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  U8X8_C(0x02f),            			/* internal pump control */
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  U8X8_CA(0x0f1, 159),			/* set COM end */
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  U8X8_CA(0x0f2, 0),			/* display line start */
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  U8X8_CA(0x0f3, 159),			/* display line end */
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  U8X8_C(0x0a3),            			/* line rate */
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  U8X8_CA(0x081, 75),			/* set contrast */
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  //U8X8_C(0x0a9),            			/* display enable */
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  U8X8_C(0x0d2),            			/* gray level mode: 16 gray shades */  
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  U8X8_C(0x089),            			/* auto increment */
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  U8X8_C(0x0c0),            			/* LCD Mapping Bit 0: MSF, Bit 1: MX, Bit 2: MY */
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  U8X8_C(0x000),		                /* column low nibble */
 | 
						|
  U8X8_C(0x010),		                /* column high nibble */  
 | 
						|
  U8X8_C(0x060),		                /* page adr low */
 | 
						|
  U8X8_C(0x070),		                /* page adr high */
 | 
						|
    
 | 
						|
  U8X8_END_TRANSFER(),             	/* disable chip */
 | 
						|
  U8X8_END()             			/* end of sequence */
 | 
						|
};
 | 
						|
 | 
						|
static const u8x8_display_info_t u8x8_uc1611_ew50850_display_info =
 | 
						|
{
 | 
						|
  /* chip_enable_level = */ 1,		/* active high */
 | 
						|
  /* chip_disable_level = */ 0,
 | 
						|
  
 | 
						|
  /* post_chip_enable_wait_ns = */ 10,	/* uc1611 datasheet, page 60, actually 0 */
 | 
						|
  /* pre_chip_disable_wait_ns = */ 10,	/* uc1611 datasheet, page 60, actually 0 */
 | 
						|
  /* reset_pulse_width_ms = */ 1, 
 | 
						|
  /* post_reset_wait_ms = */ 10, 	/* uc1611 datasheet, page 67 */
 | 
						|
  /* sda_setup_time_ns = */ 10,		/* uc1611 datasheet, page 64, actually 0 */
 | 
						|
  /* sck_pulse_width_ns = */ 60,	/* half of cycle time  */
 | 
						|
  /* sck_clock_hz = */ 8000000UL,	/* since Arduino 1.6.0, the SPI bus speed in Hz. Should be  1000000000/sck_pulse_width_ns */
 | 
						|
  /* spi_mode = */ 0,		/* active high, rising edge */
 | 
						|
  /* i2c_bus_clock_100kHz = */ 4,
 | 
						|
  /* data_setup_time_ns = */ 30,	/* uc1611 datasheet, page 60 */
 | 
						|
  /* write_pulse_width_ns = */ 80,	/* uc1611 datasheet, page 60 */
 | 
						|
  /* tile_width = */ 30,		/* width of 30*8=240 pixel */
 | 
						|
  /* tile_hight = */ 20,		/* height: 160 pixel */
 | 
						|
  /* default_x_offset = */ 0,
 | 
						|
  /* flipmode_x_offset = */ 0,
 | 
						|
  /* pixel_width = */ 240,
 | 
						|
  /* pixel_height = */ 160
 | 
						|
};
 | 
						|
 | 
						|
static const uint8_t u8x8_d_uc1611_alt_flip0_seq[] = {
 | 
						|
  U8X8_START_TRANSFER(),             	/* enable chip, delay is part of the transfer start */
 | 
						|
  U8X8_C(0x0c0),				/* LCD Mapping Bit 0: MSF, Bit 1: MX, Bit 2: MY */
 | 
						|
  U8X8_END_TRANSFER(),             	/* disable chip */
 | 
						|
  U8X8_END()             			/* end of sequence */
 | 
						|
};
 | 
						|
 | 
						|
static const uint8_t u8x8_d_uc1611_alt_flip1_seq[] = {
 | 
						|
  U8X8_START_TRANSFER(),             	/* enable chip, delay is part of the transfer start */
 | 
						|
  U8X8_C(0x0c6),				/* LCD Mapping Bit 0: MSF, Bit 1: MX, Bit 2: MY */
 | 
						|
  U8X8_END_TRANSFER(),             	/* disable chip */
 | 
						|
  U8X8_END()             			/* end of sequence */
 | 
						|
};
 | 
						|
 | 
						|
static const uint8_t u8x8_d_uc1611_powersave0_seq[] = {
 | 
						|
  U8X8_START_TRANSFER(),             	/* enable chip, delay is part of the transfer start */
 | 
						|
  U8X8_C(0x0af),		                /* display on, UC1611 */
 | 
						|
  U8X8_END_TRANSFER(),             	/* disable chip */
 | 
						|
  U8X8_END()             			/* end of sequence */
 | 
						|
};
 | 
						|
 | 
						|
static const uint8_t u8x8_d_uc1611_powersave1_seq[] = {
 | 
						|
  U8X8_START_TRANSFER(),             	/* enable chip, delay is part of the transfer start */
 | 
						|
  U8X8_C(0x0a8),		                /* display off, enter sleep mode, UC1611 */
 | 
						|
  U8X8_END_TRANSFER(),             	/* disable chip */
 | 
						|
  U8X8_END()             			/* end of sequence */
 | 
						|
};
 | 
						|
 | 
						|
 | 
						|
/* EW50850, 240x160 */
 | 
						|
uint8_t u8x8_d_uc1611_ew50850(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr)
 | 
						|
{
 | 
						|
  uint8_t x, y, c, i, v, m0, m1, ai;
 | 
						|
  uint8_t *ptr;
 | 
						|
  /* msg not handled, then try here */
 | 
						|
  switch(msg)
 | 
						|
  {
 | 
						|
    case U8X8_MSG_DISPLAY_DRAW_TILE:
 | 
						|
      u8x8_cad_StartTransfer(u8x8);
 | 
						|
    
 | 
						|
      x = ((u8x8_tile_t *)arg_ptr)->x_pos;
 | 
						|
      x *= 8;
 | 
						|
      x += u8x8->x_offset;
 | 
						|
   
 | 
						|
      y = ((u8x8_tile_t *)arg_ptr)->y_pos;
 | 
						|
      y*=4;
 | 
						|
      m0 = 1;
 | 
						|
      m1 = 2;
 | 
						|
      for( i = 0; i < 4; i++ )
 | 
						|
      {
 | 
						|
        u8x8_cad_SendCmd(u8x8, 0x000 | ((x&15)));
 | 
						|
        u8x8_cad_SendCmd(u8x8, 0x010 | (x>>4) );
 | 
						|
    
 | 
						|
	u8x8_cad_SendCmd(u8x8, 0x060 | (y&15));
 | 
						|
	u8x8_cad_SendCmd(u8x8, 0x070 | (y>>4));
 | 
						|
      
 | 
						|
	ai = arg_int;
 | 
						|
	do
 | 
						|
	{
 | 
						|
	  c = ((u8x8_tile_t *)arg_ptr)->cnt;
 | 
						|
	  c *= 8;
 | 
						|
	  ptr = ((u8x8_tile_t *)arg_ptr)->tile_ptr;
 | 
						|
	  while( c > 0 )
 | 
						|
	  {
 | 
						|
	    v = 0;
 | 
						|
	    if ( *ptr & m0 )
 | 
						|
	      v|= 0x0f;
 | 
						|
	    if ( *ptr & m1 )
 | 
						|
	      v|= 0xf0;
 | 
						|
	    u8x8_cad_SendData(u8x8, 1, &v);	/* note: SendData can not handle more than 255 bytes */
 | 
						|
	    c--;
 | 
						|
            ptr++;
 | 
						|
	  }
 | 
						|
	  ai--;
 | 
						|
	} while( ai > 0 );
 | 
						|
	
 | 
						|
	m0 <<= 2;
 | 
						|
	m1 <<= 2;
 | 
						|
	y++;
 | 
						|
      }
 | 
						|
      u8x8_cad_EndTransfer(u8x8);
 | 
						|
      break;
 | 
						|
    case U8X8_MSG_DISPLAY_SETUP_MEMORY:
 | 
						|
      u8x8_d_helper_display_setup_memory(u8x8, &u8x8_uc1611_ew50850_display_info);
 | 
						|
      break;
 | 
						|
    case U8X8_MSG_DISPLAY_INIT:
 | 
						|
      u8x8_d_helper_display_init(u8x8);
 | 
						|
      u8x8_cad_SendSequence(u8x8, u8x8_d_uc1611_ew50850_init_seq);
 | 
						|
      break;
 | 
						|
    case U8X8_MSG_DISPLAY_SET_POWER_SAVE:
 | 
						|
      if ( arg_int == 0 )
 | 
						|
	u8x8_cad_SendSequence(u8x8, u8x8_d_uc1611_powersave0_seq);
 | 
						|
      else
 | 
						|
	u8x8_cad_SendSequence(u8x8, u8x8_d_uc1611_powersave1_seq);
 | 
						|
      break;
 | 
						|
    case U8X8_MSG_DISPLAY_SET_FLIP_MODE:
 | 
						|
      if ( arg_int == 0 )
 | 
						|
      {
 | 
						|
	u8x8_cad_SendSequence(u8x8, u8x8_d_uc1611_alt_flip0_seq);
 | 
						|
	u8x8->x_offset = u8x8->display_info->default_x_offset;
 | 
						|
      }
 | 
						|
      else
 | 
						|
      {
 | 
						|
	u8x8_cad_SendSequence(u8x8, u8x8_d_uc1611_alt_flip1_seq);
 | 
						|
	u8x8->x_offset = u8x8->display_info->flipmode_x_offset;
 | 
						|
      }	
 | 
						|
      break;
 | 
						|
#ifdef U8X8_WITH_SET_CONTRAST
 | 
						|
  case U8X8_MSG_DISPLAY_SET_CONTRAST:
 | 
						|
    u8x8_cad_StartTransfer(u8x8);
 | 
						|
    u8x8_cad_SendCmd(u8x8, 0x081 );
 | 
						|
    u8x8_cad_SendArg(u8x8, arg_int  );	/* uc1611 has range from 0 to 255 */
 | 
						|
    u8x8_cad_EndTransfer(u8x8);
 | 
						|
    break;
 | 
						|
#endif
 | 
						|
    default:
 | 
						|
      return 0;		/* msg unknown */
 | 
						|
  }
 | 
						|
  return 1;
 | 
						|
}
 |