Reference Manual

16-Axis MACRO CPU Hardware Reference Manual
16 Connector Pinouts
Daughter Board Connections (603720)
J2 (JDISP) Display Connector
Pin # Symbol Function Description Notes
1 +5V Output Logic Power Power supply out
2 GND Common Logic Ground
3 RS Output Read strobe TTL signal out
4 Vee Output Contrast adjust VEE 0 to +5Vdc *
5 E Output Display enable High is enable
6 R/W - Output Read or write TTL signal out
7 DB1 Output Display data1
8 DB0 Output Display data0
9 DB3 Output Display data3
10 DB2 Output Display data2
11 DB5 Output Display data5
12 DB4 Output Display data4
13 DB7 Output Display data7
14 DB6 Output Display data6
The JDISP connector is used to drive the 2-line x 24-character (Acc-12), 2 x 40 (Acc-12A) LCD, or the 2
x 40 vacuum fluorescent (ACC 12C) display unit. The DISPLAY command may be used to send
messages and values to the display.
J3 (JHW) Handwheel Encoder Connector
Pin # Symbol Function Description Notes
1 GND Common Reference voltage
2 +5V Output Supply voltage To power external circuitry
3 HWA1+ Input HW positive A channel Also pulse input
4 HWA1- Input HW negative A channel Also pulse input
5 HWB1+ Input HW positive B channel Also direction input
6 HWB1- Input HW negative B channel Also direction input
7 HWA2+ Input HW positive A channel Also pulse input
8 HWA2- Input HW negative A channel Also pulse input
9 HWB2+ Input HW positive B channel Also direction input
10 HWB2- Input HW negative B channel Also direction input
11 PUL1+ Output PFM positive pulse Also PWM bottom output
12 PUL1- Output PFM negative pulse Also PWM bottom output
13 DIR1+ Output PFM positive dir out Also PWM top output
14 DIR1- Output PFM negative dir out Also PWM top output
15 PUL2+ Output PFM positive pulse Also PWM bottom output
16 PUL2- Output PFM negative pulse Also PWM bottom output
17 DIR2+ Output PFM positive dir. out Also PWM top output
18 DIR2- Output PFM negative dir out Also PWM top output
19 GND Common Reference voltage
20 +5V Output Supply voltage To power external circuitry
The VHW connector provides for two 2-channel encoder inputs and two sets of pulse outputs.