Curtis 1238SE - Page 15

2 — INSTALLATION AND WIRING
pg. 11
Return to TOC Curtis 1232E/34E/36E/38E & 1232SE/34SE/36SE/38SE Manual, os 31 – May 2017
Table 2 Low Power Connections, cont'd
Pin Name Description
Related VCL*
Function References
18 Pot Low
Common pot low connection for the throttle
and brake pots.
Pot_Low_Output
19 Digital Out 6
An On/Off output driver.
Can also be used as a digital input.
Set_DigOut()
Clear_DigOut()
Sw_14
DigOut6
Dig6_Output
20 Digital Out 7
An On/Off output driver. Can also be used
as a digital input.
Set_DigOut()
Clear_DigOut()
Sw_15
DigOut7
Dig7_Output
21 CAN Term H
High connection for the CAN termination
jumper.
22 Switch 7
Generic switch input #7.
Typically used as the Forward switch.
Sw_7
23 CAN H CANbus high.
Setup_CAN()
Setup_Mailbox()
Send_Mailbox()
etc.
24
Switch 1
Analog 1
Can be used as generic switch input #1 or
as generic analog input #1.
Typically used for emergency reverse
switch (if applicable).
Sw_1
Analog1_Input
25 +12V Out Unregulated low power +12V output.
Ext_Supply_Current
26 +5V Out Regulated low power +5V output.
5_Volts_Output
Ext_Supply_Current
27 Pot2 High Pot high connection for a 3-wire brake pot.
28 Serial TX
Serial transmit line for display or ash
update.
Setup_Serial()
29 Serial RX Serial receive line for ash update
Setup_Serial()
30 Analog Output**
Low power, low frequency 0 V to 10 V
analog output.
Automate_PWM()
Put_PWM()
PWM6
Analog_Output
31 Position Feedback A
Quadrature encoder input phase A (ACIM
motors). Sin/Cos sensor input sine (SPM
motors).
Motor_RPM
MotorspeedA
Encoder_Sin_Input_Compensated
32 Position Feedback B
Quadrature encoder input phase B (ACIM
motors). Sin/Cos sensor input sine (SPM
motors).
Motor_RPM
MotorspeedB
Encoder_Cos_Input_Compensated
33 Switch 8
Generic switch input #8.
Typically used as the Reverse switch.
Sw_8
34 CAN Term L
Low connection for the CANbus termination
jumper.
35 CAN L CANbus low.
Setup_CAN()
Setup_Mailbox()
Send_Mailbox()
etc.
* The related VCL columns are vital when writing VCL code (see Chapter 10). VCL “functions” are used to access the various I/Os; VCL “references” are
predened names for specic pins. Refer to the OS SysInfo le for specic VCL functions, controller system variables, usage, and CAN Object IDs.
* * Pin 30 not connected on 1232E/SE controllers.