OUTLINE DRAWINGS, ELEMENTARY DRAWINGS AND INPUTS/OUTPUTS
SX TRANSISTOR CONTROL
Page
13
November 2002
Section 3.6 Traction Input/Output List
CONNECTIONS TO MAIN PLUG (23 PIN) AND "Y" PLUG (12 PIN)
TRACTION
PIN INPUT/OUTPUT
DESCRIPTION
1
BATTERY VOLTS FROM BATTERY
2
BATTERY VOLTS FROM KEY
3
BATTERY VOLTS FROM START SWITCH
4
BATTERY VOLTS FROM FORWARD SWITCH
5
BATTERY VOLTS FROM REVERSE SWITCH
6
BATTERY VOLTS FROM SEAT SWITCH
7
ACCELERATOR INPUT VOLTAGE SIGNAL
8 NOT
USED
9
ACCELERATOR POT +5 VOLTS SUPPLY
10
BDI INTERRUPT
11
STEER PUMP DRIVER SIGNAL OUTPUT
12 NOT
USED
13
RGN BRAKE POTENTIOMETER INPUT
14 TMM
BRUSHWEAR
15 I
MOTOR
OUT
16
MOTOR CURRENT COMPENSATION
17
LINE CONTACTOR DRIVER AND SUPPRESSION
18 NOT
USED
19
DASH D 5 VOLT SUPPLY
20 TMM
OVERTEMP
21
1A CONTACTOR DRIVER AND SUPPRESSION
22
SERIAL RECEIVE / DASH DISPLAY
23
SERIAL TRANSMIT / DASH DISPLAY
MOTOR PROPORTIONING "Y" PLUG
PIN INPUT/OUTPUT
DESCRIPTION
1
CLOCK (OUT)
2 DATA
(OUT)
3
ENABLE (OUT)
4 NEGATIVE
5
+5V SUPPLY
6
CONT/STORE (IN) (HANDSET)
7
EXTERNAL JUMPER TO PY12
8
VALUE
9
FUNCTION
10
EXTERNAL JUMPER TO PY11
11
SERIAL RECEIVE / CONNECT TO P22
12
SERIAL TRANSMIT / CONNECT TO P23
1
2
3
4
5
6
1
2
3
4
5
6
6
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
WIRE END VIEW - MAIN PLUG
WIRE END VIEW "Y" PLUG
7
8
9
10
11
12