Datasheet

Section 10A I/O Ports
(H8S/2633, H8S/2632, H8S/2631, H8S/2633R)
R01UH0166EJ0600 Rev. 6.00 Page 375 of 1434
Mar 02, 2011
H8S/2633 Group, H8S/2633 F-ZTAT
TM
,
H8S/2633R F-ZTAT
TM
, H8S/2695
Port Description Pins Mode 4 Mode 5 Mode 6 Mode 7
Port E • 8-bit I/O
port
• Built-in
MOS input
pull-up
PE7/D7
PE6/D6
PE5/D5
PE4/D4
PE3/D3
PE2/D2
PE1/D1
PE0 /D0
In 8-bit-bus mode: I/O port
In 16-bit-bus mode: data bus input/output
I/O port
Port F • 8-bit I/O
port
PF7/φ When DDR = 0: input port
When DDR = 1 (after reset): φ output
When
DDR = 0 (after
reset): input
port
When
DDR = 1: φ
output
PF6 /AS/LCAS
PF5 /RD
PF4 /HWR
PF3/LWR/ADTRG/
IRQ3
RD, HWR, LWR outputs
ADTRG, IRQ3 input
When LCASS = 0: AS output
When RMTS2 to RMTS0 = B'001 to B'011,
CW2 = 0, and LCASS = 1: LCAS output
I/O port
ADTRG, IRQ3
input
PF2/LCAS/WAIT/
BREQO
When WAITE = 0 and BREQOE = 0 (after
reset): I/O port
When WAITE = 1 and BREQOE = 0: WAIT
input
When WAITE = 0 and BREQOE = 1: BREQO
input
When RMTS2 to RMTS0 = B'001 to B'011,
CW2 = 0, and LCASS = 0: LCAS output
I/O port
PF1/BACK/BUZZ
PF0/BREQ/IRQ2
When BRLE = 0 (after reset): I/O port
When BRLE = 1: BREQ input, BACK output
BUZZ output, IRQ2 input
BUZZ output
IRQ2 input
I/O port