h8s-2646 Renesas Electronics Corporation., h8s-2646 Datasheet - Page 244

• Manufacturer Part Number: h8s-2646
• Description: Renesas 16-bit Single-chip Microcomputer H8s Family/h8s/2600 Series
• Manufacturer: Renesas Electronics Corporation.

Section 9 I/O Ports
Port D • 8-bit I/O
Port E • 8-bit I/O
Port F • 7-bit I/O
Port H • 8-bit I/O
Rev. 5.00 Sep 22, 2005 page 218 of 1136
REJ09B0257-0500
Port
• Built-in
• Built-in
Description
port
MOS input
pull-up
port
MOS input
pull-up
port
port
PD7/D15
PD6/D14
PD5/D13
PD4/D12
PD3/D11
PD2/D10
PD1/D9
PD0/D8
PE7/D7
PE6/D6
PE5/D5
PE4/D4
PE3/D3
PE2/D2
PE1/D1
PE0/D0
PF7/φ
PF6/AS/SEG20
PF5/RD/SEG19
PF4/HWR/SEG18
PF3/LWR/ADTRG/
IRQ3
PF2/WAIT/SEG17
PF0/IRQ2
PH7/PWM1H
PH6/PWM1G
PH5/PWM1F
PH4/PWM1E
PH3/PWM1D
PH2/PWM1C
PH1/PWM1B
PH0/PWM1A
Pins
Data bus I/O
8-bit I/O port in 8-bit bus mode
Data bus I/O and 8-bit I/O port in 16-bit bus
mode
If DDR = 0: input port
If DDR = 1: φ output
LCD segment output (SEG18 to SEG20) and
bus control signals (AS, RD, HWR)
Bus control signal (LWR) and ADTRG, IRQ3
input
If WAITE = 0 (following reset): LCD segment
output (SEG17) and input port
If WAITE = 1: LCD segment output (SEG17)
and WAIT input
IRQ2 input and I/O port
Motor control PWM timer (channel 1) output pins (PWM1A to
PWM1H) and 8-bit I/O port
Mode 4
Mode 5
Mode 6
8-bit I/O port
8-bit I/O port
LCD segment
output (SEG18
to SEG20) and
I/O port
Input port and
ADTRG, IRQ3
input
LCD segment
output
(SEG17) and
I/O port
Mode 7