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AIIS-5410P User Manual
Appendix B
P
rogramming
the
G
PIO
B.1.2
GPIO Example Program
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Enter the extended function mode, interruptible double-write
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MOV DX, 2EH
MOV AL, 87H
OUT DX, AL
OUT DX, AL
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Configure logical device 7(GP10~GP17), configuration register CRE4,CRE5,CRE6
------------------------------------------------------------
MOV DX, 2EH
MOV AL, 07H ; Point to Logical Device Number Reg.
OUT DX, AL
MOV DX, 2FH
MOV AL, 07H ; Select logical device 7
OUT DX, AL
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Configure GPIO1 I/O Register
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MOV DX, 2EH
MOV AL, E4H
OUT DX, AL
MOV DX, 2FH
MOV AL, ??H ; 0: The respective GPIO1 PIN is programmed as an output port
;1: The respective GPIO1 PIN is programmed as an input port.
OUT DX, AL
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Configure GPIO1 Inversion Register
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MOV DX, 2EH
MOV AL, E6H
OUT DX, AL
MOV DX, 2FH
MOV AL, 00H ; Set GPIO is normal not inverter
OUT DX, AL
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Configure GPIO1 Data Register
------------------------------------------------------------
MOV DX, 2EH
MOV AL, E5H
OUT DX, AL
MOV DX, 2FH
MOV AL, ??H ; Put the output value into AL
OUT DX, AL
------------------------------------------------------------
Exit extended function mode |
------------------------------------------------------------
MOV DX, 2EH
MOV AL, AAH
OUT DX, AL
Summary of Contents for AIIS-5410P
Page 1: ...User Manual AIIS 5410P Power over Ethernet Control System...
Page 12: ...AIIS 5410P User Manual xii...
Page 13: ...Chapter 1 1 General Introduction This chapter gives background information on AIIS 5410P...
Page 34: ...AIIS 5410P User Manual 22...
Page 35: ...Chapter 3 3 AMI BIOS Setup This chapter introduces how to set BIOS configuration data...
Page 48: ...AIIS 5410P User Manual 36 3 2 2 9 CPU Configuration...
Page 50: ...AIIS 5410P User Manual 38 3 2 2 10 Intel TXT Information 3 2 2 11 SATA Controller...
Page 56: ...AIIS 5410P User Manual 44 3 2 3 Chipset System Agent SA Configuration...
Page 60: ...AIIS 5410P User Manual 48 3 2 3 1 Memory Configuration PCH IO Configuration...
Page 61: ...49 AIIS 5410P User Manual Chapter 3 AMI BIOS Setup 3 2 3 2 PCI Express Configuration...
Page 69: ...Chapter 4 4 Software Installation This chapter introduces driver installation...
Page 76: ...AIIS 5410P User Manual 64...
Page 77: ...Appendix A A Programming the Watchdog Timer...
Page 85: ...Appendix B B Programming the GPIO...
Page 88: ...AIIS 5410P User Manual 76...