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ti/lcd: ensure that variables are initialized

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This commit is contained in:
Virgil Dupras 2019-11-08 11:45:37 -05:00
parent a3c47f6272
commit 6a4bddc493
1 changed files with 5 additions and 0 deletions
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5
kernel/ti/lcd.asm
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@ -19,6 +19,7 @@
.equ LCD_CMD_XINC 0x05 .equ LCD_CMD_XINC 0x05
.equ LCD_CMD_YINC 0x07 .equ LCD_CMD_YINC 0x07
.equ LCD_CMD_COL 0x20 .equ LCD_CMD_COL 0x20
.equ LCD_CMD_ZOFFSET 0x40
.equ LCD_CMD_ROW 0x80 .equ LCD_CMD_ROW 0x80
.equ LCD_CMD_CONTRAST 0xc0 .equ LCD_CMD_CONTRAST 0xc0
@ -30,6 +31,10 @@
; *** Code *** ; *** Code ***
lcdInit: lcdInit:
; Initialize variables
xor a
ld (LCD_CURROW), a
; Enable the LCD ; Enable the LCD
ld a, LCD_CMD_ENABLE ld a, LCD_CMD_ENABLE
call lcdWait call lcdWait