HD64F3048VTF8 Datasheet, PDF (288/903 Pages) Renesas Technology Corp – Hardware Manual Renesas 8-Bit Single-Chip

Section 9 I/O Ports
Table 9.1 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}
MOS
• Can drive
LEDs
Port 3 • 8-bit I/O port P3₇ to P3₀/
D₁₅ to D₈
Port 4 • 8-bit I/O port P4₇ to P4₀/
• Input pull-up ^{D7 to D0}
MOS
Port 5 • 4-bit I/O port P5₃ to P5₀/
• Input pull-up ^{A19 to A16}
MOS
• Can drive
LEDs
Port 6 • 7-bit I/O port P6₆/LWR,
P6₅/HWR,
P6₄/RD,
P6₃/AS
P6₂/BACK,
P6₁/BREQ,
P6₀/WAIT
Port 7 • 8-bit I/O port P7₇/AN₇/DA₁,
P7₆/AN₆/DA₀
P7₅ to P7₀/
AN₅ to AN₀
Mode 1 Mode 2 Mode 3 Mode 4 Mode 5 Mode 6 Mode 7
Address output pins (A₇ to A₀)
Address output (A₇ Generic
to A₀) and generic input/
input
output
DDR = 0: generic
input
DDR = 1: address
output
Address output pins (A₁₅ to A₈)
Address output (A₁₅ Generic
to A₈) and generic input/
input
output
DDR = 0: generic
input
DDR = 1: address
output
Data input/output (D₁₅ to D₈)
Generic
input/
output
Data input/output (D₇ to D₀) and 8-bit generic input/output
8-bit bus mode: generic input/output
16-bit bus mode: data input/output
Generic
input/
output
Address output (A₁₉ to A₁₆)
Address output (A₁₉ Generic
to A₁₆) and 4-bit
input/
generic input
output
DDR = 0: generic
input
DDR = 1: address
output
Bus control signal output (LWR, HWR, RD, AS)
Generic
input/
output
Bus control signal input/output (BACK, BREQ, WAIT) and 3-
bit generic input/output
Analog input (AN₇, AN₆) to A/D converter, analog output (DA₁, DA₀) from
D/A converter, and generic input
Analog input (AN₅ to AN₀) to A/D converter, and generic input
Rev. 3.00 Sep 27, 2006 page 260 of 872
REJ09B0325-0300