ESP8266 implementation works.

esp8266/user/squeepaper.c

@@ -57,7 +57,7 @@ int ICACHE_FLASH_ATTR SQUEEPAPER_Poll( int milliseconds )
 	case SC_BUSYHI: //Busy_high
 	case SC_BUSYLO: //Busy_low
 		//If the busy matches, we're good
-		if( !!(SQUEEPAPER_BUSY) == s ) { popoff = 3; break; }
+		if( !(SQUEEPAPER_BUSY) == s ) { popoff = 3; break; }
 	case SC_WAIT:
 		//Otherwise timeout.
 		squee_elapsed_on_command += milliseconds; 
@@ -132,7 +132,7 @@ static void SQUEEPAPER_BusyLow( uint16_t timeout )// If BUSYN=1 then waiting
 
 static void SQUEEPAPER_Wait( int timeout )
 {
-	while( squee_free() < 3 ) { printf( "SQUEEFREE: %d\n", squee_free() ); SQUEEPAPER_Poll(1); SQUEEPAPER_DELAY_MS(1); }
+	while( squee_free() < 3 ) { SQUEEPAPER_Poll(1); SQUEEPAPER_DELAY_MS(1); }
 	squee_tack( SC_WAIT );
 	squee_tack( timeout & 0xff );
 	squee_tack( timeout >> 8 );
@@ -280,7 +280,7 @@ void SQUEEPAPER_FinishData()
 #elif( defined ( SKU14144 ) || defined( SKU13379 ) )
     SQUEEPAPER_SendCommand(0x12); // DISPLAY_REFRESH
     SQUEEPAPER_Wait(100);
-    SQUEEPAPER_BusyHigh(35000);
+    SQUEEPAPER_BusyHigh(20000);
 #endif
 
 }
@@ -289,21 +289,24 @@ void SQUEEPAPER_TestPattern()
 {
 	int x, y;
 #ifdef SKU13379
-	SQUEEPAPER_BeginData();
+
+	SQUEEPAPER_BeginData2();
 	for( y = 0; y < SQUEEPAPER_HEIGHT; y++ )
 	for( x = 0; x < SQUEEPAPER_WIDTHD/8; x++ )
 	{
-		SQUEEPAPER_SendData( (x>SQUEEPAPER_WIDTHD/16)?0xff:0x00 );
+		SQUEEPAPER_SendData( (y>SQUEEPAPER_HEIGHT/2)?0xff:0x00 );
 	}
 	SQUEEPAPER_FinishData();
-	SQUEEPAPER_BeginData2();
+
+	SQUEEPAPER_BeginData();
 	for( y = 0; y < SQUEEPAPER_HEIGHT; y++ )
 	for( x = 0; x < SQUEEPAPER_WIDTHD/8; x++ )
 	{
-		SQUEEPAPER_SendData( (y>SQUEEPAPER_HEIGHT/2)?0xff:0x00 );
+		SQUEEPAPER_SendData( (x>SQUEEPAPER_WIDTHD/16)?0xff:0x00 );
 	}
 	SQUEEPAPER_FinishData();
 
+
 #else
 	SQUEEPAPER_BeginData();
 	for( y = 0; y < SQUEEPAPER_HEIGHT; y++ )
@@ -323,21 +326,24 @@ void SQUEEPAPER_Clear(uint8_t color)
 	int i;
 	int j;
 #ifdef SKU13379
-	SQUEEPAPER_BeginData();
-	uint8_t cs = (color & 1)?0xff:0x00;
+	uint8_t cs;
+
+	SQUEEPAPER_BeginData2();
+	cs = (color / 2)?0x00:0xff;
     for(i=0; i<SQUEEPAPER_WIDTHD/8; i++) {
         for(j=0; j<height; j++)
             SQUEEPAPER_SendData(cs );
     }
 	SQUEEPAPER_FinishData();
 
-	SQUEEPAPER_BeginData2();
-	cs = (color / 2)?0x00:0xff;
+	SQUEEPAPER_BeginData();
+	cs = (color & 1)?0xff:0x00;
     for(i=0; i<SQUEEPAPER_WIDTHD/8; i++) {
         for(j=0; j<height; j++)
             SQUEEPAPER_SendData(cs );
     }
 	SQUEEPAPER_FinishData();
+
 #else
 	SQUEEPAPER_BeginData();
     for(i=0; i<width/2; i++) {

esp8266/user/squeepaper.h

@@ -170,7 +170,7 @@
 #define SQUEEPAPER_CLK0      { PIN_OUT_CLEAR = 1<<SQUEEPAPER_SCLK; }
 #define SQUEEPAPER_DIN1      { PIN_OUT_SET   = 1<<SQUEEPAPER_DIN;  }
 #define SQUEEPAPER_DIN0      { PIN_OUT_CLEAR = 1<<SQUEEPAPER_DIN;  }
-#define SQUEEPAPER_DELAY    { int i; for( i = 0; i < 5; i++ ) { asm volatile( "nop" ); } }
+#define SQUEEPAPER_DELAY    { int i; for( i = 0; i < 15; i++ ) { asm volatile( "nop" ); } }
 #define SQUEEPAPER_DELAY_MS(x) { ets_delay_us( ((x) * 1000) ); }
 
 #define SQUEEPAPER_GPIO_SETUP { \

esp8266/user/user_main.c

@@ -123,8 +123,9 @@ static void ICACHE_FLASH_ATTR timer100ms(void *arg)
 
 	do
 	{
-		r = SQUEEPAPER_Poll(100);
+		r = SQUEEPAPER_Poll(1);
 		opsct++;
+		if( r == 1 ) return;
 		if( opsct == 2000 ) break;
 	} while( r > 1 );
 
@@ -133,36 +134,31 @@ static void ICACHE_FLASH_ATTR timer100ms(void *arg)
 	{
 		if( state == 0 )
 		{
-			printf( "SD0X\r\n" );
 			SQUEEPAPER_BeginData();
 			state++;			
 		}
 		else if( state < 76 )
 		{
-			printf( "SD0\r\n" );
 			int i;
 			for( i = 0; i < 200; i++ )
-				SQUEEPAPER_SendData( i );
+				SQUEEPAPER_SendData( (state < 36)?0xff:0x00 );
 			state++;
 		}
 		else if( state == 76 )
 		{
-			printf( "SD1\r\n" );
 			SQUEEPAPER_FinishData();
 			SQUEEPAPER_BeginData2();
 			state++;			
 		}
 		else if( state < 152 )
 		{
-			printf( "SD2\r\n" );
 			int i;
 			for( i = 0; i < 200; i++ )
-				SQUEEPAPER_SendData( 0xaa );
+				SQUEEPAPER_SendData( ((i/25)%2)?0xff:0x00 );
 			state++;
 		}
 		else if( state == 152 )
 		{
-			printf( "SD3\r\n" );
 			SQUEEPAPER_FinishData();	
 			state++;
 		}
@@ -258,7 +254,7 @@ void ICACHE_FLASH_ATTR user_init(void)
 	// Set timer100ms to be called every 100ms
 	os_timer_disarm(&some_timer);
 	os_timer_setfn(&some_timer, (os_timer_func_t *)timer100ms, NULL);
-	os_timer_arm(&some_timer, 100, 1);
+	os_timer_arm(&some_timer, 1, 1);
 
 	// Set the wifi sleep type
 	wifi_set_sleep_type(LIGHT_SLEEP_T);