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AIMB-223 User Manual
Appendix B
I/O Pin
A
ssignments
B.7
Power LED & Keyboard Lock Connector (JFP3)
You can use an LED to indicate when the single board computer is on. Pin 1 of JFP3
supplies the LED's power, and Pin 3 is the ground.
B.8
Power switch/HDD LED/SMBus/Speaker
(JFP1+JFP2)
The single board computer has its own buzzer. You can also connect it to the external
speaker on your computer chassis.
Table B.7: Power LED & Keyboard Lock Connector (JFP3)
Pin Function
1 LED
power
2 NC
3 GND
4 KEYLOCK#
5 GND
Table B.8: Power Switch/HDD LED/SMBus/Speaker (JFP1+JFP2)
Pin Signal
1 +5
V
2 HDLED+
3 PWRBT
4 NC
5 HDLED-
6 PULL
LOW
7 SPK_P3
8
I2C DATA
9 SYS_RST
10 SPK_P4
11
I2CCLK
12
GND
Содержание AIMB-223G2-S2A2E
Страница 12: ...AIMB 223 User Manual xii...
Страница 13: ...Chapter 1 1 General Information...
Страница 30: ...AIMB 223 User Manual 18...
Страница 31: ...Chapter 2 2 Connecting Peripherals...
Страница 42: ...AIMB 223 User Manual 30...
Страница 43: ...Chapter 3 3 BIOS Operation...
Страница 59: ...Chapter 4 4 Software Introduction Service...
Страница 63: ...Chapter 5 5 Chipset Software Installation Utility...
Страница 66: ...AIMB 223 User Manual 54...
Страница 67: ...Chapter 6 6 VGA Setup...
Страница 69: ...Chapter 7 7 LAN Configuration...
Страница 72: ...AIMB 223 User Manual 60...
Страница 73: ...Appendix A A Programming the Watchdog Timer...
Страница 81: ...Appendix B B I O Pin Assignments...