HD6473887 Datasheet, PDF (148/523 Pages) Renesas Technology Corp – Hitachi Single-Chip Microcomputer

Table 8-1 Port Functions (cont)
Port Description
Pins
Port 3 •
•
•
Port 4 •
•
Port 5 •
•
Port 6 •
•
Port 7 •
Port 8 •
Port 9 •
8-bit I/O port
MOS input pull-up option
Large-current port
1-bit input port
P3₇/AEVL
P3₆/AEVH
P3₅/TXD₃₁
P3₄/RXD₃₁
P3₃/SCK₃₁
P3₂/RESO
P3₁/UD
P3₀/PWM
P4₃/IRQ₀
3-bit I/O port
P4₂/TXD₃₂
P4₁/RXD₃₂
P4₀/SCK₃₂
8-bit I/O port
P5₇ to P5₀/
MOS input pull-up option WKP₇ to WKP₀/
SEG₈ to SEG₁
8-bit I/O port
P6₇ to P6₀/
MOS input pull-up option SEG₁₆ to SEG₉
8-bit I/O port
P7₇ to P7₀/
SEG₂₄ to SEG₁₇
8-bit I/O port
P8₇ to P8₀/
SEG₃₂ to SEG₂₅
8-bit I/O port
P9₇/SEG₄₀/CL₁
P9₆/SEG₃₉/CL₂
P9₅/SEG₃₈/DO
P9₄/SEG₃₇/M
P9₃ to P9₀/
SEG₃₆ to SEG₃₃
Port A • 4-bit I/O port
Port B • 8-bit input port
Port C • 4-bit input port
PA₃ to PA₀/
COM₄ to COM₁
PB₇ to PB₀/
AN₇ to AN₀
PC₃ to PC₀/
AN₁₁ to AN₈
Other Functions
Function
Switching
Registers
SCI3-1 data output (TXD₃₁),
data input (RXD₃₁), clock
input/output (SCK₃₁), and
asynchronous counter event
inputs AEVL, AEVH
PMR3
SCR31
SMR31
Reset output, timer C count-
up/down select input, and
14-bit PWM output
PMR3
External interrupt 0
PMR3
SCI3-2 data output (TXD₃₂),
data input (RXD₃₂), clock
input/output (SCK₃₂)
SCR32
SMR32
Wakeup input (WKP₇ to
PMR5
WKP₀), segment output (SEG₈ LPCR
to SEG₁)
Segment output (SEG₁₆ to
SEG₉)
LPCR
Segment output (SEG₂₄ to
SEG₁₇)
LPCR
Segment output (SEG₃₂ to
SEG₂₅)
LPCR
• Segment output (SEG₄₀ to LPCR
SEG₃₇)
• Latch clock (CL₁), shift
clock (CL₂), display data
(DO) and alternating signal
(M) for external expansion
of segment
• Segment output (SEG₃₆ to
SEG₃₃)
Common output (COM₄ to
COM₁)
LPCR
A/D converter analog input AMR
A/D converter analog input AMR
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