TDT RZ2 Manual page 22

1-16
DB25 Digital I/O Pinout
Port B
Pin Name
1 C0
2 C2
3 C4
4 C6
5 GND
6 A1
7 A3
8 A5
9 A7
10 B1
11 B3
12 B5
13 B7
RZ2 BioAmp Processor
Port A
Description
Port C
Bit Addressable
Digital I/O
Bits 0, 2, 4, and 6
Digital I/O Ground
Port A
Word Addressable
Digital I/O
Bits 1, 3, 5 and 7
Port B
Word Addressable
Digital I/O
Bits 1, 3, 5 and 7
GND Port C
Pin Name Description
14 C1 Port C
Bit Addressable
15 C3
Digital I/O
16 C5
Bits 1, 3, 5, and 7
17 C7
18 A0 Port A
Word Addressable
19 A2
Digital I/O
20 A4
Bits 0, 2, 4 and 6
21 A4
22 B0 Port B
Word Addressable
23 B2
Digital I/O
24 B4
Bits 0, 2, 4 and 6
25 B6
System 3