Z8S180 Zilog., Z8S180 Datasheet - Page 307

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

Table 56. Pin Status During RESET and LOW POWER OPERATION Modes (Continued)
Symbol
MREQ
E
M1
WR
RD
Phi
Pin Function
—
—
—
—
—
—
•
•
•
•
1: HIGH 0: LOW A: Programmable Z: High Impedance
IN (A): Input (Active) IN (N): Input (Not active) OUT: Output
H: Holds the previous state
: same as the left
RESET
1
0
1
1
1
Phi
Output
Clock
Pin Status in Each Operation Mode
SLEEP
1
E Clock
Output
1
1
1
IOSTOP
OUT
OUT
OUT
OUT
MPU User Manual
UM005001-ZMP0400
Z8018x Family
SYSTEM
STOP
1
1
1
1
29 1