HD64F3039F18 Datasheet, PDF (158/710 Pages) Renesas Technology Corp – Renesas 16-Bit Single-Chip Microcomputer H8 Family / H8/300H Series

Section 7 I/O Ports
Table 7.1 Port Functions
Port Description
Pins
Port 1 • 8-bit I/O port P1₇ to P1₀/
• Can drive ^{A7 to A0}
LEDs
Port 2 • 8-bit I/O port P2₇ to P2₀/
• Input pull-up ^{A15 to A8}
• Can drive
LEDs
Port 3 • 8-bit I/O port P3₇ to P3₀/
D₇ to D₀
Port 5 • 4-bit I/O port P5₃ to P5₀/
• Input pull-up ^{A19 to A16}
• Can drive
LEDs
Port 6 • 4-bit I/O port P6₅/WR,
P6₄/RD,
P6₃/AS
P6₀/WAIT
Port 7 • 8-bit Input
port
P7₇ to P7₀/
AN₇ to AN₀
Port 8 • 2-bit I/O port P8₁/ IRQ₁
• P8₁ and P8₀
have Schmitt _P80/IRQ0
inputs
Mode 1
Address output
pins (A₇ to A₀)
Mode 3
Address output pins (A₁₅ to
A₈)
Data input/output (D₇ to D₀)
Mode 5
Address output
(A₇ to A₀) and
generic input
DDR = 0:
generic input
DDR = 1:
address output
Address output
(A₁₅ to A₈) and
generic input
DDR = 0:
generic input
DDR = 1:
address output
Mode 6 Mode 7
Generic input/ output
Generic input/ output
Generic input/ output
Address output (A₁₉ to A₁₆)
Address output
(A₁₉ to A₁₆) and
4-bit generic
input
DDR = 0:
generic input
DDR = 1:
address output
Bus control signal output (WR, RD, AS)
Generic input/ output
Generic input/ output
Bus control signal input/output (WAIT) and 1-bit
generic input/output
Analog input (AN₇ to AN₀) to A/D converter, and generic input
IRQ₁ input and 1-bit generic input/output
IRQ₀ input and 1-bit generic input/output
IRQ₁ and IRQ₀ input
and generic input/
output
Rev.3.00 Mar. 26, 2007 Page 134 of 682
REJ09B0353-0300