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Small extension to 86duino GPIO Demo

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git-svn-id: svn://kolibrios.org@7295 a494cfbc-eb01-0410-851d-a64ba20cac60
This commit is contained in:
hidnplayr 2018-07-01 10:38:31 +00:00
parent d00e5c3855
commit 077316eb68
1 changed files with 19 additions and 5 deletions
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18
programs/demos/gpio/gpio.asm
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@ -67,14 +67,14 @@ key: ; Keypress event handler
cmp ah, 'q' cmp ah, 'q'
jne @f jne @f
call read_gpio0 call read_gpio0
or al, 1 ; Set bit 0 or al, 1 shl 0 ; Set bit 0
call write_gpio0 call write_gpio0
jmp event_wait jmp event_wait
@@: @@:
cmp ah, 'w' cmp ah, 'w'
jne @f jne @f
call read_gpio0 call read_gpio0
and al, not 1 ; Clear bit 0 and al, not (1 shl 0) ; Clear bit 0
call write_gpio0 call write_gpio0
jmp event_wait jmp event_wait
@@: @@:
@ -84,6 +84,20 @@ key: ; Keypress event handler
mov ecx, eax mov ecx, eax
mcall 47, 0x00040100,,25 shl 16 + 25, 0x40000000, 0x00ffffff ; 4 digits hex number in ecx mcall 47, 0x00040100,,25 shl 16 + 25, 0x40000000, 0x00ffffff ; 4 digits hex number in ecx
jmp event_wait jmp event_wait
@@:
cmp ah, 'a'
jne @f
call read_gpio0
or al, 1 shl 2 ; Set bit 2
call write_gpio0
jmp event_wait
@@:
cmp ah, 's'
jne @f
call read_gpio0
and al, not (1 shl 2) ; Clear bit 2
call write_gpio0
jmp event_wait
@@: @@:
jmp event_wait ; Just read the key, ignore it and jump to event_wait. jmp event_wait ; Just read the key, ignore it and jump to event_wait.