Chapter 2 Hardware Configuration
Prox-2622 USER
’
S MANUAL
Page: 2-15
2-18. EXTERNAL SPEAKER CONNECTOR
SPK :
External Speaker Connector
The pin assignment is as follows :
PIN ASSIGNMENT
1
VCC
2
Speaker Signal
3
Speaker Signal
4
Speaker Signal
2-19. KEYLOCK CONNECTOR
KB1 :
Keylock Connector
The pin assignment is as follows :
PIN ASSIGNMENT
1 Keyboard
INT
2 Ground
2-20. RESET/NMI/CLEAR WATCHDOG
JP4 (1-2)
: For Reset
JP4 (3-4)
: For NMI
JP4 (5-6)
: For Clear Watchdog
The pin assignment is as follows:
PIN ASSIGNMENT
1 WDGRST
2 WDGRSTJ
3 WDGNMI
4 IOCHKJ
5 CLRWDG
6 GND
1
KB1