Z8S180 Zilog., Z8S180 Datasheet - Page 312

• Manufacturer Part Number: Z8S180
• Description: ENHANCED Z180 MICROPROCESSOR
• Manufacturer: Zilog.

296
UM005001-ZMP0400
Register
ASCI Transmit Data
Register Channel 0:
ASCI Transmit Data
Register Channel 1:
ASCI Receive Data
Register Channel 0:
ASCI Receive Data
Register Channel 1:
CSI/O Control Register:
Z8018x Family
MPU User Manual
Table 57. Internal I/O Registers (Continued)
TDR0
TDR1
TSR0
TSR1
CNTR
Mnemonics Address
0
0
0
0
0
6
7
8
9
A
during RESET
R/W
bit
SS2 1 0
0 0 0
0 0 1
0 1 0
0 1 1
EF
0
R
End Flag
Phi
Baud Rate
R/W
EIE
0
End Interrupt Enable
160
Remarks
20
40
80
R/W
RE
0
Receive Enable
R/W
TE
0
SS2 1 0
Transmit Enable
1 0 0
1 0 1
1 1 0
1 1 1
—
1
Phi
External
Baud Rate
SS2
R/W
1
frequency < 20)
1280
320
640
SS1
R/W
1
Speed Select
SS0
R/W
1