HD643303x Hitachi, HD643303x Datasheet - Page 157

• Manufacturer Part Number: HD643303x
• Description: Hitachi Microcomputer
• Manufacturer: Hitachi

Table 7-9 Port 6 Pin Functions in Mode 1
Pin
P6
P6
P6
P6
5
4
3
0
/WR
/RD
/AS
/WAIT
Pin Functions and Selection Method
Functions as follows regardless of P6
Functions as follows regardless of P6
Functions as follows regardless of P6
Bits WCE7 to WCE0 in WCER, bit WMS1 in WCR, and bit P6
pin function as follows
Note: * Do not set bit P6
P6
Pin function
P6
Pin function
P6
Pin function
WCER
WMS1
P6
Pin function
5
4
3
0
DDR
DDR
DDR
DDR
P6
0
0
0
input
DDR to 1.
142
0
0
0
0
All 1s
P6
5
4
3
0
DDR
DDR
DDR
output
1
WR output
RD output
AS output
0*
1
WAIT input
0
Not all 1s
1
1
1
DDR select the
0*
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