2.29.3

README.md

@@ -8,5 +8,5 @@ Description: https://github.com/olikraus/u8g2/wiki
 
 Issue Tracker: https://github.com/olikraus/u8g2/issues
 
-Download (2.29.2): https://github.com/olikraus/U8g2_Arduino/archive/master.zip
+Download (2.29.3): https://github.com/olikraus/U8g2_Arduino/archive/master.zip
 

library.properties

@@ -1,5 +1,5 @@
 name=U8g2
-version=2.29.2
+version=2.29.3
 author=oliver <olikraus@gmail.com>
 maintainer=oliver <olikraus@gmail.com>
 sentence=Monochrome LCD, OLED and eInk Library. Display controller: SSD1305, SSD1306, SSD1309, SSD1316, SSD1322, SSD1325, SSD1327, SSD1329, SSD1606, SSD1607, SH1106, SH1107, SH1108, SH1122, T6963, RA8835, LC7981, PCD8544, PCF8812, HX1230, UC1601, UC1604, UC1608, UC1610, UC1611, UC1617, UC1701, ST7511, ST7528, ST7565, ST7567, ST7571, ST7586, ST7588, ST75256, ST75320, NT7534, ST7920, IST3020, IST7920, LD7032, KS0108, KS0713, SED1520, SBN1661, IL3820, MAX7219. Interfaces: I2C, SPI, Parallel.

src/clib/u8x8_d_ssd1320.c

@@ -40,6 +40,8 @@
   Adapted from u8x8_d_ssd1322.c with the command set of the SSD1320 controller
   "official" procedure is described here: https://github.com/olikraus/u8g2/wiki/internal
   
+  NOTE: U8x8 does NOT work!
+  
 */
 
 #include "u8x8.h"
@@ -235,7 +237,7 @@ static const uint8_t u8x8_d_ssd1320_cs1_160x32_init_seq[] = {
 
     U8X8_C(0xc8),	             /* Set COM Output Scan Direction: normal mode CS1 */
     // U8X8_C(0xc0),			        /* Set COM Output Scan Direction: normal mode CS2 */
-  
+    
     U8X8_CA(0xd3, 0x72),        /* CS1 */
     // U8X8_CA(0xd3, 0x92),        /* CS2 */
     
@@ -332,6 +334,45 @@ static const u8x8_display_info_t u8x8_d_ssd1320_cs1_160x132_display_info =
   /* pixel_height = */ 132
 };
 
+
+/* the following sequence will work, but requires contrast to be very high */
+static const uint8_t u8x8_d_ssd1320_cs1_160x132_init_seq[] = {
+    
+    U8X8_DLY(1),
+    U8X8_START_TRANSFER(),    /* enable chip, delay is part of the transfer start */
+    U8X8_DLY(1),
+    
+    U8X8_C(0xae),		          /* display off */
+    U8X8_CA(0xd5, 0xC2),			/* set display clock divide ratio/oscillator frequency (set clock as 80 frames/sec)  */  
+    U8X8_CA(0xa8, 0x83),			/* multiplex ratio 1/132 Duty  */  
+    U8X8_CA(0xa2, 0x00),			/* display start line */  
+
+    U8X8_C(0xa0),	                /* Set Segment Re-Map: column address 0 mapped to SEG0  CS1 */ 
+    // U8X8_C(0xa1),	                /* Set Segment Re-Map: column address 0 mapped to SEG0  CS2 */ 
+
+    U8X8_C(0xc8),	             /* Set COM Output Scan Direction: normal mode CS1 */
+    // U8X8_C(0xc0),			        /* Set COM Output Scan Direction: normal mode CS2 */
+  
+    U8X8_CA(0xd3, 0x0e),        /* CS1 */
+    // U8X8_CA(0xd3, 0x92),        /* CS2 */
+    
+    U8X8_CA(0xda, 0x12),	    /* Set SEG Pins Hardware Configuration:  */  
+    U8X8_CA(0x81, 0x5a),			/* contrast */  
+    U8X8_CA(0xd9, 0x22),			/* Set Phase Length */  
+    U8X8_CA(0xdb, 0x30),		  /* VCOMH Deselect Level */
+    U8X8_CA(0xad, 0x10),			/* Internal IREF Enable */  
+    U8X8_CA(0x20, 0x00),	    /* Memory Addressing Mode: Horizontal */  
+    U8X8_CA(0x8d, 0x01),			/* disable internal charge pump 1 */  
+    U8X8_CA(0xac, 0x00),			/* disable internal charge pump 2 */  
+    U8X8_C(0xa4),		        	/* display on */  
+    U8X8_C(0xa6),		          /* normal display */
+
+    U8X8_DLY(1),					/* delay 2ms */
+
+    U8X8_END_TRANSFER(),             	/* disable chip */
+    U8X8_END()             			/* end of sequence */
+};
+
 /*
 OLED_WR_Byte(0xae,OLED_CMD);//Display OFF
 OLED_WR_Byte(0xfd,OLED_CMD);//Set Command Lock
@@ -348,8 +389,10 @@ OLED_WR_Byte(0xa2,OLED_CMD);//Set Display Start Line
 OLED_WR_Byte(0x00,OLED_CMD);
 OLED_WR_Byte(0xa4,OLED_CMD);//Resume to RAM content display
 OLED_WR_Byte(0xa6,OLED_CMD);//Set Normal Display
+
 OLED_WR_Byte(0xa8,OLED_CMD);//Set MUX Ratio
 OLED_WR_Byte(0x83,OLED_CMD);//1/132 duty
+
 OLED_WR_Byte(0xad,OLED_CMD);//Select external or internal IREF
 OLED_WR_Byte(0x10,OLED_CMD);
 OLED_WR_Byte(0xbc,OLED_CMD);//Set Pre-charge voltage
@@ -372,36 +415,43 @@ OLED_WR_Byte(0xdb,OLED_CMD);//Set VCOMH
 OLED_WR_Byte(0x30,OLED_CMD);
 OLED_WR_Byte(0xaf,OLED_CMD);//Display on
 */
-
-static const uint8_t u8x8_d_ssd1320_cs1_160x132_init_seq[] = {
-    
+static const uint8_t u8x8_d_ssd1320_160x132_init_seq[] = {
     U8X8_DLY(1),
     U8X8_START_TRANSFER(),    /* enable chip, delay is part of the transfer start */
     U8X8_DLY(1),
     
     U8X8_C(0xae),		          /* display off */
-    U8X8_CA(0xd5, 0xC2),			/* set display clock divide ratio/oscillator frequency (set clock as 80 frames/sec)  */  
-    U8X8_CA(0xa8, 0x83),			/* multiplex ratio 1/132 Duty  */  
-    U8X8_CA(0xa2, 0x00),			/* display start line */  
+    U8X8_CA(0xd5, 0xC2),	/* set display clock divide ratio/oscillator frequency (set clock as 80 frames/sec)  */  
+    U8X8_CA(0xa8, 0x83),	/* multiplex ratio 1/132 Duty  */  
+    U8X8_CA(0xa2, 0x00),	/* display start line */  
 
     U8X8_C(0xa0),	                /* Set Segment Re-Map: column address 0 mapped to SEG0  CS1 */ 
-    // U8X8_C(0xa1),	                /* Set Segment Re-Map: column address 0 mapped to SEG0  CS2 */ 
+    // U8X8_C(0xa1),	      	/* Set Segment Re-Map: column address 0 mapped to SEG0  CS2 */ 
+
+    U8X8_C(0xc8),	             	/* Set COM Output Scan Direction: normal mode CS1 */
+    // U8X8_C(0xc0),		/* Set COM Output Scan Direction: normal mode CS2 */
+
+    U8X8_CA(0xad, 0x10), 		/* select Iref: 0x00 external (reset default), 0x10 internal */
+    U8X8_CA(0xbc, 0x1e), 		/* pre-charge voltage level 0x00..0x1f, reset default: 0x1e */
+    U8X8_C(0xbf),		        	/* select linear LUT */  
+    U8X8_CA(0xd5, 0xc2), 		/* Bit 0..3: clock ratio 1, 2, 4, 8, ...256, reset=0x1, Bit 4..7: F_osc 0..15 */
+    U8X8_CA(0xd9, 0x72),		/* Set Phase 1&2 Length, Bit 0..3: Phase 1, Bit 4..7: Phase 2, reset default 0x72 */  
+    U8X8_CA(0xbd, 0x03), 		/* from the vendor init sequence */
+    U8X8_CA(0xdb, 0x30),		  /* VCOMH Deselect Level */
 
-    U8X8_C(0xc8),	             /* Set COM Output Scan Direction: normal mode CS1 */
-    // U8X8_C(0xc0),			        /* Set COM Output Scan Direction: normal mode CS2 */
   
     U8X8_CA(0xd3, 0x0e),        /* CS1 */
     // U8X8_CA(0xd3, 0x92),        /* CS2 */
     
-    U8X8_CA(0xda, 0x12),	    /* Set SEG Pins Hardware Configuration:  */  
-    U8X8_CA(0x81, 0x5a),			/* contrast */  
-    U8X8_CA(0xd9, 0x22),			/* Set Phase Length */  
-    U8X8_CA(0xdb, 0x30),		  /* VCOMH Deselect Level */
-    U8X8_CA(0xad, 0x10),			/* Internal IREF Enable */  
+    U8X8_CA(0xda, 0x12),	/* Set SEG Pins Hardware Configuration:  */  
+    U8X8_CA(0x81, 0x6b),			/* contrast */  
+    //U8X8_CA(0xd9, 0x22),			/* Set Phase Length */  
+    //U8X8_CA(0xdb, 0x30),		  /* VCOMH Deselect Level */
+    //U8X8_CA(0xad, 0x10),			/* Internal IREF Enable */  
     U8X8_CA(0x20, 0x00),	    /* Memory Addressing Mode: Horizontal */  
-    U8X8_CA(0x8d, 0x01),			/* disable internal charge pump 1 */  
-    U8X8_CA(0xac, 0x00),			/* disable internal charge pump 2 */  
-    U8X8_C(0xa4),		        	/* display on */  
+    //U8X8_CA(0x8d, 0x01),			/* unknown in SSD1320 datasheet, disable internal charge pump 1 */  
+    //U8X8_CA(0xac, 0x00),			/* unknown in SSD1320 datasheet, disable internal charge pump 2 */  
+    U8X8_C(0xa4),		        	/* display RAM on */  
     U8X8_C(0xa6),		          /* normal display */
 
     U8X8_DLY(1),					/* delay 2ms */
@@ -410,18 +460,19 @@ static const uint8_t u8x8_d_ssd1320_cs1_160x132_init_seq[] = {
     U8X8_END()             			/* end of sequence */
 };
 
-
 uint8_t u8x8_d_ssd1320_160x132(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr)
 {
   switch(msg)
   {
     case U8X8_MSG_DISPLAY_SETUP_MEMORY:
         u8x8_d_helper_display_setup_memory(u8x8, &u8x8_d_ssd1320_cs1_160x132_display_info);
+    
       break;
 
     case U8X8_MSG_DISPLAY_INIT:
         u8x8_d_helper_display_init(u8x8);
-        u8x8_cad_SendSequence(u8x8, u8x8_d_ssd1320_cs1_160x132_init_seq);
+       // u8x8_cad_SendSequence(u8x8, u8x8_d_ssd1320_cs1_160x132_init_seq);
+        u8x8_cad_SendSequence(u8x8, u8x8_d_ssd1320_160x132_init_seq);
       break;
 
     case U8X8_MSG_DISPLAY_SET_FLIP_MODE: