Diff: ST7735.cpp

Revision:

2:291ac9fb4d64

Parent:

1:6a6d8d2b19f1

--- a/ST7735.cpp	Sat Aug 15 11:59:03 2015 +0000
+++ b/ST7735.cpp	Sat Aug 22 11:25:19 2015 +0000
@@ -41,9 +41,7 @@
 void ST7735::initSPI()
 {
     spi->format(8,0);         // 8 bits, Mode 0
-    spi->frequency(12000000);  // SPI clock frequency
-    //spi->frequency(4000000);  // SPI clock frequency 
-    //spi->frequency(22000000);  // SPI clock frequency   20.83 Mhz  
+    spi->frequency(20000000);  // SPI clock frequency
 }
 
 // Write data word 
@@ -66,8 +64,8 @@
 
 
 // Rather than a bazillion writecommand() and writedata() calls, screen
-// initialization commands and arguments are organized in these tables
-// stored in PROGMEM.  The table may look bulky, but that's mostly the
+// initialization commands and arguments are organized in tables
+// The table may look bulky, but that's mostly the
 // formatting -- storage-wise this is hundreds of bytes more compact
 // than the equivalent code.  Companion function follows.
 #define DELAY 0x80
@@ -216,7 +214,7 @@
     ms       = numArgs & DELAY;          //   If hibit set, delay follows args
     numArgs &= ~DELAY;                   //   Mask out delay bit
     while(numArgs--) {                   //   For each argument...
-      writedata(pgm_read_byte(addr++));  //     Read, issue argument
+    writedata(pgm_read_byte(addr++));    //   Read, issue argument
     }
 
     if(ms) {
@@ -1051,3 +1049,5 @@
 
   writecommand(ST7735_RAMWR); // write to RAM
 }
+
+