issue #884

olikraus · May 3, 2019 · 67a6b5c · 67a6b5c
1 parent 0aac090
commit 67a6b5c
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diff --git a/csrc/u8x8.h b/csrc/u8x8.h
@@ -894,6 +894,7 @@ uint8_t u8x8_d_uc1610_ea_dogxl160(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, vo
 uint8_t u8x8_d_uc1611_ea_dogm240(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr);
 uint8_t u8x8_d_uc1611_ea_dogxl240(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr);
 uint8_t u8x8_d_uc1611_ew50850(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr);  /* 240x160 */
+uint8_t u8x8_d_uc1611_cg160160(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr); /* 160x160 */
 uint8_t u8x8_d_uc1617_jlx128128(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr);
 uint8_t u8x8_d_uc1638_160x128(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr);
 uint8_t u8x8_d_ks0108_128x64(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr);

diff --git a/csrc/u8x8_d_uc1611.c b/csrc/u8x8_d_uc1611.c
@@ -500,3 +500,105 @@ uint8_t u8x8_d_uc1611_ew50850(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *
   }
   return 1;
 }
+
+
+/*================================================*/
+/* CG160160D, http://www.cloverdisplay.com/pdf/CG160160D.pdf  */
+
+/*
+  UC1611 has two chip select inputs (CS0 and CS1).
+  CS0 is low active, CS1 is high active. It will depend on the display
+  module whether the display has a is low or high active chip select.
+
+  Connect CS1 to 3.3V and CS0 to GPIO
+*/
+
+static const u8x8_display_info_t u8x8_uc1611_cg160160_display_info =
+{
+  /* chip_enable_level = */ 0,			/* use CS0 of the UC1611 */
+  /* chip_disable_level = */ 1,
+
+  /* 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 = */ 20,		/* width of 20*8=160 pixel */
+  /* tile_hight = */ 20,
+  /* default_x_offset = */ 0,
+  /* flipmode_x_offset = */ 0,
+  /* pixel_width = */ 160,
+  /* pixel_height = */ 160
+};
+
+static const uint8_t u8x8_d_uc1611_cg160160_init_seq[] = {
+
+  U8X8_START_TRANSFER(),             	/* enable chip, delay is part of the transfer start */
+  U8X8_C(0x02f),            			/* internal pump control */
+  U8X8_CA(0x0f1, 63),			/* set COM end */
+  U8X8_CA(0x0f2, 0x000),		/* display line start */
+  U8X8_CA(0x0f3, 63),			/* display line end */
+  U8X8_C(0x0a3),            			/* line rate */
+  U8X8_CA(0x081, 0x0a4),		/* set contrast, EA default: 0x0b7 */
+
+  //U8X8_C(0x0a9),            			/* display enable */
+
+  U8X8_C(0x0d1),            			/* display pattern */  
+  U8X8_C(0x089),            			/* auto increment */
+  U8X8_CA(0x0c0, 0x004),            	/* LCD Mapping */
+  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 */
+};
+
+/* cg160160 display */
+uint8_t u8x8_d_uc1611_cg160160(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr)
+{
+  /* call common procedure first and handle messages there */
+  if ( u8x8_d_uc1611_common(u8x8, msg, arg_int, arg_ptr) == 0 )
+  {
+    /* msg not handled, then try here */
+    switch(msg)
+    {
+      case U8X8_MSG_DISPLAY_SETUP_MEMORY:
+	u8x8_d_helper_display_setup_memory(u8x8, &u8x8_uc1611_cg160160_display_info);
+	break;
+      case U8X8_MSG_DISPLAY_INIT:
+	u8x8_d_helper_display_init(u8x8);
+	u8x8_cad_SendSequence(u8x8, u8x8_d_uc1611_cg160160_init_seq);
+	break;
+      case U8X8_MSG_DISPLAY_SET_POWER_SAVE:
+	if ( arg_int == 0 )
+	  u8x8_cad_SendSequence(u8x8, u8x8_d_uc1611s_powersave0_seq);
+	else
+	  u8x8_cad_SendSequence(u8x8, u8x8_d_uc1611s_powersave1_seq);
+	break;
+      case U8X8_MSG_DISPLAY_SET_FLIP_MODE:
+	if ( arg_int == 0 )
+	{
+	  u8x8_cad_SendSequence(u8x8, u8x8_d_uc1611s_flip0_seq);
+	  u8x8->x_offset = u8x8->display_info->default_x_offset;
+	}
+	else
+	{
+	  u8x8_cad_SendSequence(u8x8, u8x8_d_uc1611s_flip1_seq);
+	  u8x8->x_offset = u8x8->display_info->flipmode_x_offset;
+	}	
+	break;
+      default:
+	return 0;		/* msg unknown */
+    }
+  }
+  return 1;
+}