artisan PMAC2-Lite, Hardware Reference Manual, Page: 26 / 37

PMAC2-Lite Hardware Reference Manual
J6 (JDISP) Display Connector
J6 JDISP (14-Pin Connector)
Front View
Pin # Symbol Function Description Notes
1 Vdd Output +5V Power Power supply output
2 Vss Common PMAC common
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 data 1
8 DB0 Output Display data 0
9 DB3 Output Display data 3
10 DB2 Output Display data 2
11 DB5 Output Display data 5
12 DB4 Output Display data 4
13 DB7 Output Display data 7
14 DB6 Output Display data 6
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.
J7 (JHW) Handwheel Encoder Connector
J7 JHW (20-Pin Connector)
____ ____
19
| oooooooooo |
1
20
| oooooooooo |
2
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 output
12 PUL1- Output PFM negative pulse Also PWM output
13 DIR1+ Output PFM positive direct out Also PWM output
14 DIR1- Output PFM negative direct out Also PWM output
15 PUL2+ Output PFM positive pulse Also PWM output
16 PUL2- Output PFM negative pulse Also PWM output
17 DIR2+ Output PFM positive direct out Also PWM output
18 DIR2- Output PFM negative direct out Also PWM output
19 GND Common Reference voltage
20 +5V Output Supply voltage To power external circuitry
PMAC2-Lite Connector Pinouts 21
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