HD64F3437TF16 Datasheet, PDF (651/752 Pages) Hitachi Semiconductor – 12 V must not be applied to the S-mask model (single-power-supply specification), as this may permanently damage the device.

Addr.
(Last Register
Byte) Name Bit 7
Bit 6
Bit 5
Bit Names
Bit 4 Bit 3
Bit 2
Bit 1
Bit 0
Module
H'98 ICRAH
FRT
H'99 ICRAL
H'9A ICRBH
H'9B ICRBL
H'9C ICRCH
H'9D ICRCL
H'9E ICRDH
H'9F ICRDL
H'A0 TCR
OE
OS
—
—
—
CKS2 CKS1 CKS0 PWM0
H'A1 DTR
H'A2 TCNT
H'A3 —
—
—
—
—
—
—
—
—
H'A4 TCR
OE
OS
—
—
—
CKS2 CKS1 CKS0 PWM1
H'A5 DTR
H'A6 TCNT
H'A7 —
—
—
—
—
—
—
—
—
H'A8 TCSR/ OVF WT/ TME —
TCNT
IT
RST/
NMI
CKS2 CKS1 CKS0
WDT
H'A9 TCNT
H'AA PAODR
H'AB PAPIN/
PADDR
H'AC P1PCR
H'AD P2PCR
H'AE P3PCR
H'AF —
PA₇
PA₆
PA₅
PA₄
PA₃
PA₂
PA₁
PA₀
Port A
PA₇/
PA₆/
PA₅/
PA₄/
PA₃/
PA₂/
PA₁/
PA₀/
PA₇DDR PA₆DDR PA₅DDR PA₄DDR PA₃DDR PA₂DDR PA₁DDR PA₀DDR
P1₇PCR P1₆PCR P1₅PCR P1₄PCR P1₃PCR P1₂PCR P1₁PCR P1₀PCR Port 1
P2₇PCR P2₆PCR P2₅PCR P2₄PCR P2₃PCR P2₂PCR P2₁PCR P2₀PCR Port 2
P3₇PCR P3₆PCR P3₅PCR P3₄PCR P3₃PCR P3₂PCR P3₁PCR P3₀PCR Port 3
—
—
—
—
—
—
—
—
—
H'B0 P1DDR
H'B1 P2DDR
H'B2 P1DR
H'B3 P2DR
H'B4 P3DDR
H'B5 P4DDR
H'B6 P3DR
H'B7 P4DR
P1₇DDR P1₆DDR P1₅DDR P1₄DDR P1₃DDR P1₂DDR P1₁DDR P1₀DDR Port 1
P2₇DDR P2₆DDR P2₅DDR P2₄DDR P2₃DDR P2₂DDR P2₁DDR P2₀DDR Port 2
P1₇
P1₆
P1₅
P1₄
P1₃
P1₂
P1₁
P1₀
Port 1
P2₇
P2₆
P2₅
P2₄
P2₃
P2₂
P2₁
P2₀
Port 2
P3₇DDR P3₆DDR P3₅DDR P3₄DDR P3₃DDR P3₂DDR P3₁DDR P3₀DDR Port 3
P4₇DDR P4₆DDR P4₅DDR P4₄DDR P4₃DDR P4₂DDR P4₁DDR P4₀DDR Port 4
P3₇
P3₆
P3₅
P3₄
P3₃
P3₂
P3₁
P3₀
Port 3
P4₇
P4₆
P4₅
P4₄
P4₃
P4₂
P4₁
P4₀
Port 4
622