AAEON TKS-G21-CV05 - Manual (Page 58)

E m b e d d e d B o x T K S - G 2 1 - C V 0 5
Appendix C Digital I/O C-3
GPIO2x Output Control Register-Index 20h
Power-on default [7:0]=0000_0000b
Bit Name R/W PWR Description
7
GP27_OCT
RL
R/W VSB3V
GPIO 27 output control. Set to 1
for output function. Set to 0 for
input function (default).
6
GP26_OCT
RL
R/W VSB3V
GPIO 26 output control. Set to 1
for output function. Set to 0 for
input function (default).
5
GP25_OCT
RL
R/W VSB3V
GPIO 25 output control. Set to 1
for output function. Set to 0 for
input function (default).
4
GP24_OCT
RL
R/W VSB3V
GPIO 24 output control. Set to 1
for output function. Set to 0 for
input function (default).
3
GP23_OCT
RL
R/W VSB3V
GPIO 23 output control. Set to 1
for output function. Set to 0 for
input function (default).
2
GP22_OCT
RL
R/W VSB3V
GPIO 22 output control. Set to 1
for output function. Set to 0 for
input function (default).
1
GP21_OCT
RL
R/W VSB3V
GPIO 21 output control. Set to 1
for output function. Set to 0 for
input function (default).
0
GP20_OCT
RL
R/W VSB3V
GPIO 20 output control. Set to 1
for output function. Set to 0 for
input function (default).
GPIO2x Output Data Register-Index 21h
Power-on default [7:0]=0000_0000b
Bit Name R/W PWR Description
7
GP27_ODA
TA
R/W VSB3V GPIO 27 output data.
6
GP26_ODA
TA
R/W VSB3V GPIO 26 output data.
5
GP25_ODA
TA
R/W VSB3V GPIO 25 output data.