8037 Programmable keyboard
User’s Manual
25
Specifications of Connecter
Appendix II
and Switcher
Connector
Pin Assignments
Keyboard AUX Port
#1: Keyboard data(AUX 1)
#2: Keyboard data(AUX2)
#3: Ground
#4: + 5V
#5: Keyboard clock(AUX1)
#6: Keyboard click(AUX 2)
RS232 AUX Port
(Male)
#3: RX
#5: Ground
#6: RTS
#9: +12V/+5V DC power
RS232 HOST Port
(Female)
#2: RX
#3: TX
#5: Ground
#7: RTS
#9: +12V/+5V DC Power
Keyboard Host port
#1: Keyboard data
#3: +5 V
#4: Ground
#5: Keyboard clock
Switcher
SW1
ON : Enable RS232 Host Data In
: Disable RS232 AUX Data In
OFF: Disable RS232 Host Data in
: Enable RS232 AUX data In
SW2
ON: Reset 8037 to Default setting.
Switch pin to ON until beep sound
appear(around 3~5 sec.), then, switch it
to OFF.(The switching time should be
finished in 2 sec.)
