z80230 ZiLOG Semiconductor, z80230 Datasheet - Page 2

• Manufacturer Part Number: z80230
• Description: Esc Enhanced Serial Communication Controller
• Manufacturer: ZiLOG Semiconductor

GENERAL DESCRIPTION (Continued)
2
/DTR//REQA
/W//REQA
/INTACK
/SYNCA
/RTxCA
/TRxCA
/DCDA
/RTSA
/CTSA
RxDA
PCLK
TxDA
VCC
AD1
AD3
AD5
AD7
/INT
IEO
IEI
Z80230 DIP Pin Assignments
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
Z80230
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
AD0
AD2
AD4
AD6
/DS
/AS
R//W
/CS0
CS1
GND
/W//REQB
/SYNCB
/RTxCB
RxDB
/TRxCB
TxDB
/DTR//REQB
RTSB
/CTSB
/DCDB
/W//REQA
/INTACK
/SYNCA
/RTxCA
/TRxCA
RxDA
TxDA
VCC
IEO
NC
IEI
7
8
9
10
11
12
13
14
15
16
17
Z80230 PLCC Pin Assignments
18 19 20 21 22 23 24 25 26 27 28
6
5 4 3 2 1 44 43 42 41 40
Z80230
39
38
37
36
35
34
33
32
31
30
29
R//W
/CS0
/CS1
NC
GND
/W//REQB
/SYNCB
/RTxCB
RxDB
/TRxCB
TxDB