Z8018220ASC View Datasheet(PDF) - Zilog
Part Name
Description
MFG CO.
'Z8018220ASC' PDF : 109 Pages View PDF
Zilog
PRELIMINARY
CSI/O REGISTERS
CNTR
Bit EF EIE RE TE -
Upon Reset 0
0
0
0
1
R/W R R/W R/W R/W
Addr 0AH
SS2 SS1 SS0
1 11
R/W R/W R/W
Z80182/Z8L182
ZILOG INTELLIGENT PERIPHERAL
Speed Select
Transmit Enable
Receive Enable
End Interrupt Enable
End Flag
SS2, 1, 0
000
001
010
011
Baud Rate
Ø ÷ 20
Ø ÷ 40
Ø ÷ 80
Ø ÷ 100
SS2, 1, 0
100
101
110
111
Figure 21. CSI/O Control Register
Baud Rate
Ø ÷ 320
Ø ÷ 640
Ø ÷ 1280
External Clock
(Frequency < Ø ÷ 20)
TRDR
Read/Write
Addr 0BH
7 6 54 3 21 0
Read - Received Data
Write - Transmit Data
Figure 22. CSI/O Transmit/Receive Data Register
DS971820600
PS009801-0301
3-35
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