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40
Pin Function In/Out
1 VCC 5V -
2 CS Address 0 O
3 CS Address 1 O
4 CS Address 2 O
5 CS Enable O
6 CS 8 O
7 NC -
8 DAC Select O
9 TRIG - Scope Trigger O
10 GND -
11 BCD Unit 1 I
12 BCD Unit 2 I
13 BCD Unit 4 I
14 BCD Unit 8 (msb) I
15 BCD Ten 1 I
16 BCD Ten 2 I
17 BCD Ten 4 I
18 BCD Ten 8 (msb) -
19 Osc1 (16mhz crystal) -
20 Osc2 (16mhz crystal) -
21 NC -
22 DMX512 TTL Receive I
23 NC -
24 Good Rx (Open Collecter, Lo=Good) O
25 NC -
26 NC -
27 Test (Connect to GND) I
28 BCD Hundred 4 I
29 BCD Hundred 2 I
30 BCD Hundred 1 I
31 GND -
32 MCLR (Connect to VCC) I
33 D7 (msb dac data) O
34 D6 O
35 D5 O
36 D4 O
37 AD3 (msb channel address) O
38 AD2 O
39 AD1 O
40 AD0 O
Pin
Functions