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;===============================================================
====
;===============================================================
====
;
Get GPIO Config
; Input:
;
ax=5E87h
;
bh=01h
;
cl= n ; n means which group of GPIO you want to get
; output:
;
ax=5E78
;
bl= the n group of gpio config
;
bit 0 = gpio 0 , 0 => output pin; 1 => input pin
;
bit 1 = gpio 1 , 0 => output pin; 1 => input pin
;
.....
;
bit 7 = gpio 7 , 0 => output pin; 1 => input pin
;===============================================================
====
;===============================================================
====
;
Set GPIO Config
; Input:
;
ax=5E87h
;
bh=02h
;
cl= n ; n means which group of GPIO you want to set
;
bl= the n group of gpio config
;
bit 0 = gpio 0 , 0 => output pin; 1 => input pin
;
bit 1 = gpio 1 , 0 => output pin; 1 => input pin
;
.....
;
bit 7 = gpio 7 , 0 => output pin; 1 => input pin
; output:
;
ax=5E78
;===============================================================
====
;===============================================================
====
;
Get GPIO status
; Input:
;
ax=5E87h
;
bh=03h
;
cl= n ; n means which group of GPIO you want to get
; output:
;
ax=5E78
PCM-9562 User Manual
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;function success, other value means function fail
;function success, other value means function fail
;function success, other value means function fail
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