E m b e d d e d B o x
T K S - G 2 1 - C V 0 5
Appendix D Digital I/O
D-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.
Summary of Contents for TKS-G21-CV05
Page 18: ...Embedded Box T K S G 2 1 C V 0 5 Chapter 2 Quick Installation Guide 2 4 Solder Side...
Page 32: ...Embedded Box T K S G 2 1 C V 0 5 Chapter 3 AMI BIOS Setup 3 1 AMI Chapter 3 BIOS Setup...
Page 50: ...Embedded Box T K S G 2 1 C V 0 5 Appendix B I O Information B 1 I O Information Appendix B...
Page 51: ...Embedded Box T K S G 2 1 C V 0 5 Appendix B I O Information B 2 B 1 I O Address Map...
Page 52: ...Embedded Box T K S G 2 1 C V 0 5 Appendix B I O Information B 3...
Page 53: ...Embedded Box T K S G 2 1 C V 0 5 Appendix B I O Information B 4 B 2 1st MB Memory Address Map...
Page 54: ...Embedded Box T K S G 2 1 C V 0 5 Appendix B I O Information B 5 B 3 IRQ Mapping Chart...
Page 55: ...Embedded Box T K S G 2 1 C V 0 5 Appendix B I O Information B 6 B 4 DMA Channel Assignments...
Page 56: ...Embedded Box T K S G 2 1 C V 0 5 Appendix C AHCI Setting C 1 AHCI Setting Appendix C...
Page 58: ...Embedded Box T K S G 2 1 C V 0 5 Appendix C AHCI Setting C 3 Step 3 Setup OS Step 4 Press F6...
Page 61: ...Embedded Box T K S G 2 1 C V 0 5 Appendix D Digital I O D 1 Digital I O Appendix D...