z80189 ZiLOG Semiconductor, z80189 Datasheet - Page 12
z80189
Manufacturer Part Number
z80189
Description
Z80180, Z8s180, Z8l180 Mpu Operation
Manufacturer
ZiLOG Semiconductor
Datasheet
1.Z80189.pdf
(326 pages)
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List of Tables
Z80180, Z8S180, Z8L180 MPU Operation . . . . . . . . . . . . . . . . . . . .1
Table 1.
Table 2.
Table 3.
Table 4.
Table 5.
Table 6.
Table 7.
Table 8.
Table 9.
Table 10.
Table 11.
Table 12.
Table 13.
Table 14.
Table 15.
Table 16.
Table 17.
Table 18.
Table 19.
Table 20.
Table 21.
Table 22.
Status Summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10
Multiplexed Pin Descriptions . . . . . . . . . . . . . . . . . . . . . . .12
Memory Wait States . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .29
Wait State Insertion . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .30
Power-Down Modes
(Z8S180/Z8L180-Class Processor Only) . . . . . . . . . . . . . .37
I/O Address Map for Z80180-Class Processors Only . . . . .44
I/O Address Map
(Z8S180/Z8L180-Class Processors Only) . . . . . . . . . . . . .48
State of IEF1 and IEF2. . . . . . . . . . . . . . . . . . . . . . . . . . . . .69
Vector Table . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .82
RETI Control Signal States . . . . . . . . . . . . . . . . . . . . . . . . .85
DRAM Refresh Intervals . . . . . . . . . . . . . . . . . . . . . . . . . .89
Channel 0 Destination . . . . . . . . . . . . . . . . . . . . . . . . . . . . .98
Channel 0 Source . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .99
Transfer Mode Combinations . . . . . . . . . . . . . . . . . . . . . . .99
Channel 1 Transfer Mode . . . . . . . . . . . . . . . . . . . . . . . . .102
DMA Transfer Request . . . . . . . . . . . . . . . . . . . . . . . . . . .110
Data Formats . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .131
Divide Ratio . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .134
ASCI Baud Rate Selection . . . . . . . . . . . . . . . . . . . . . . . . .142
Clock Mode Bit Values . . . . . . . . . . . . . . . . . . . . . . . . . . .144
2^ss Values . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .145
CSI/O Baud Rate Selection . . . . . . . . . . . . . . . . . . . . . . . .150
Family MPU User Manual
UM005003-0703
Z8018x
xiv
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