Datasheet

Section 10 I/O Ports
Rev. 3.00 Mar 17, 2006 page 507 of 926
REJ09B0283-0300
• PF6/AS
The pin function is switched as shown below according to the operating mode, bit EXPE, bit
PF6DDR, and bit ASOE.
Operating
mode
1, 2, 4, 5, 6 3
*
, 7
EXPE — 0 1
ASOE 1 0 — 1 0
PF6DDR—0101—01
Pin function AS
output
PF6
input
PF6
output
PF6
input
PF6
output
AS
output
PF6
input
PF6
output
Note: * Only in H8S/2678R Group.
• PF5/RD
The pin function is switched as shown below according to the operating mode, bit EXPE, and
bit PF5DDR.
Operating
mode
1, 2, 4, 5, 6 3
*
, 7
EXPE — 0 1
PF5DDR — 0 1 —
Pin function RD output PF5 input PF5 output RD output
Note: * Only in H8S/2678R Group.
• PF4/HWR
The pin function is switched as shown below according to the operating mode, bit EXPE, and
bit PF4DDR.
Operating
mode
1, 2, 4, 5, 6 3
*
, 7
EXPE — 0 1
PF4DDR — 0 1 —
Pin function HWR output PF4 input PF4 output HWR output
Note: * Only in H8S/2678R Group.