HD64F3028F25 Datasheet, PDF (302/925 Pages) Renesas Technology Corp – Hardware Manual Renesas 16-Bit Single-Chip Microcomputer H8 Family/H8/300H Series

Table 8.11 Port 6 Pin Functions in Modes 1 to 5
Pin
P67/φ
Pin Functions and Selection Method
Bit PSTOP in MSTCRH selects the pin function.
PSTOP
0
Pin function
φ output
1
P67 input
LWR
HWR
RD
AS
Functions as LWR regardless of the setting of bit P66DDR
P66DDR
Pin function
0
1
LWR output^*
Note: * If any of bits DRAS2 to DRAS0 in DRCRA is 1 and bit CSEL in DRCRB is
1, LWR output functions as LCAS.
Functions as HWR regardless of the setting of bit P65DDR
P65DDR
Pin function
0
1
HWR output^*
Note: * If any of bits DRAS2 to DRAS0 in DRCRA is 1 and bit CSEL in DRCRB is
1, HWR output functions as UCAS.
Functions as RD regardless of the setting of bit P64DDR
P64DDR
Pin function
0
1
RD output^*
Note: * If any of bits DRAS2 to DRAS0 in DRCRA is 1, RD output functions as
WE.
Functions as AS regardless of the setting of bit P63DDR
P63DDR
0
1
Pin function
AS output
P62/BACK
Bit BRLE in BRCR and bit P62DDR select the pin function as follows
BRLE
0
1
P62DDR
0
1
—
Pin function
P62 input
P62 output
BACK output
P61/BREQ
Bit BRLE in BRCR and bit P61DDR select the pin function as follows
BRLE
0
1
P61DDR
0
1
—
Pin function
P61 input
P61 output
BREQ input
Rev. 2.00, 09/03, page 270 of 890