Datasheet

Section 10 I/O Ports
R01UH0309EJ0500 Rev. 5.00 Page 521 of 1408
Sep 24, 2012
H8S/2456, H8S/2456R, H8S/2454 Group
Mode 3, 7
Port Description Mode 1 Mode 2 Mode 4
EXPE = 1 EXPE = 0
Schmitt-
triggered
input Pin*
Input
Pull-up
MOS
Capability
Open
Drain
Output
Capability
5-V
Tolerance
PF7/φ PF7/φ ⎯
PF6/AS/AH PF6
All output
pin
functions
other than
AS and
AH
RD PF5
All output
pin
functions
other than
RD
HWR PF4
All output
pin
functions
other than
HWR
PF3/LWR/SSO0-C
PF3/
SSO0-C
All output
pin
functions
other than
LWR
PF2/CS6/LCAS/SSI0-C PF2/SSI0-C
All output
pin
functions
other than
CS6 and
LCAS
PF1/CS5/UCAS/DQMU/IRQ14-A/SSCK0-C
PF1/
IRQ14-A/
SSCK0-C
All output
pin
functions
other than
CS5 and
UCAS
Port F
General I/O port also
functioning as bus
control signal I/Os,
SSU I/Os, and A/D
converter inputs
PF0/WAIT-A/OE-A/ADTRG0-B/SCS0-C
PF0/
ADTRG0-B/
SCS0-C
⎯ ⎯
All output
pin
functions
other than
OE-A
⎯