Z8018x Family
MPU User Manual
290
Table 56. Pin Status During RESET and LOW POWER OPERATION Modes (Continued)
Pin Status in Each Operation Mode
SYSTEM
Symbol
Pin Function
RESET
SLEEP
IOSTOP
STOP
CKA0
Z
IN (A)
IN (N)
IN (N)
(External Clock Mode)
DREQ0
—
Z
IN (N)
OUT
IN (A)
H
IN (N)
H
TXA1
RXA1
1
—
IN (N)
Z
IN (A)
OUT
IN (N)
Z
IN (N)
Z
CKA1/TEND0 CKA1
(Internal Clock Mode)
CKA1
Z
IN (A)
IN (N)
IN (N)
(External Clock Mode)
TEND0
—
Z
1
OUT
H
1
TXS
1
OUT
IN (A)
IN (A)
OUT
H
RXS/CTS
RXS
CTS1
IN (N)
IN (N)
Z
IN (N)
IN (N)
1
IN (N)
IN (N)
1
1
CKS
CKS
(Internal Clock Mode)
CKS
Z
IN (A)
Z
Z
(External Clock Mode)
DREQ
—
—
—
—
—
IN (N)
IN (N)
IN (A)
OUT
OUT
OUT
OUT
IN (N)
1
TEND
HALT
RFSH
IORQ
1
1
1
1
1
0
1
1
1
0
1
1
1
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