Curtis 1234/36/38 Manual, Rev. D
11
1 1 J U LY 2 0 0 8 D R A F T
2 — INSTALLATION & WIRING: Low Current Connections
Table 2 Low Current Connections, cont’d
RELATED VCL
PIN NAME DESCRIPTION
FUNCTIONS REFERENCES
28 Serial TX Serial transmit line for Setup_Serial
display or flash update.
29 Serial RX Serial receive line for Setup_Serial
flash update.
30 Analog Output Low power, low frequency Automate_PWM PWM6
0–10V analog output. Put_PWM Analog_Output
31 Encoder A Quadrature encoder Motor_RPM
input phase A. MotorspeedA
32 Encoder B Quadrature encoder Motor_RPM
input phase B. MotorspeedB
33 Switch 8 Generic switch input #8. Sw_8
Typically used as the
Reverse switch.
34 CAN Term L Low connection for the
CAN bus termination
jumper.
35 CANL CAN bus low. Setup_CAN
Setup_Mailbox
Send_Mailbox
etc.