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Add comments based on my understanding of the PCF8814 controller datasheet

This commit is contained in:
Henryk Plötz 2012-02-01 05:08:24 +01:00
parent b4bf07decd
commit e1de1b4167
1 changed files with 9 additions and 0 deletions
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9
firmware/lcd/display.c
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@ -166,6 +166,15 @@ void lcdInit(void) {
lcd_select(); lcd_select();
if(displayType==DISPLAY_N1200){ if(displayType==DISPLAY_N1200){
/* Decoded:
* E2: Internal reset
* AF: Display on/off: DON = 1
* A1: undefined?
* A4: all on/normal: DAL = 0
* 2F: charge pump on/off: PC = 1
* B0: set y address: Y[0-3] = 0
* 10: set x address (upper bits): X[6-4] = 0
*/
static uint8_t initseq[]= { 0xE2,0xAF, // Display ON static uint8_t initseq[]= { 0xE2,0xAF, // Display ON
0xA1, // Mirror-X 0xA1, // Mirror-X
0xA4, 0x2F, 0xB0, 0x10}; 0xA4, 0x2F, 0xB0, 0x10};