HD6432670 Hitachi, HD6432670 Datasheet - Page 540

• Manufacturer Part Number: HD6432670
• Description: (HD64F267x Series) 16-Bit Microcomputer
• Manufacturer: Hitachi

10.15.4 Port Function Control Register 0 (PFCR0)
PFCR0 performs I/O port control.
Bit
7
6
5
4
3
2
1
0
10.15.5 Pin Functions
Port G pins also function as bus control signal I/Os. The correspondence between the register
specification and the pin functions is shown below.
The pin function is switched as shown below according to the operating mode, bit EXPE, bit
BRLE, and bit PG6DDR.
Note: Only in H8S/2678R Series.
Rev. 2.0, 04/02, page 494 of 906
Operating
mode
EXPE
BRLE
PG6DDR
Pin
function
PG6/ %5(4
Bit Name
CS7E
CS6E
CS5E
CS4E
CS3E
CS2E
CS1E
CS0E
input
PG6
0
1, 2, 4, 5, 6
0
Initial Value
0
0
0
0
0
0
0
0
output
PG6
—
1
%5(4
input
—
1
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
input
PG6
0
Description
CS7 to CS0 Enable
These bits enable or disable the corresponding
output.
0: Pin is designated as I/O port
1: Pin is designated as
—
0
output
PG6
1
3*, 7
input
PG6
0
0
output
PG6
1
1
&6Q
output pin
%5(4
input
—
1
(n = 7 to 0)
&6Q