HD64F3437TF16 Datasheet, PDF (36/752 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.

1.3.2 Pin Functions
Pin Assignments in Each Operating Mode: Table 1.2 lists the assignments of the pins of the
FP-100B and TFP-100B packages in each operating mode.
Table 1.2 Pin Assignments in Each Operating Mode
Pin No.
FP-100B,
TFP-100B
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
Expanded Modes
Single-Chip Mode
Mode 3
Mode 1
RES
Mode 2
RES
HIF Disabled HIF Enabled
RES
RES
XTAL
XTAL
XTAL
XTAL
EXTAL
EXTAL
EXTAL
EXTAL
V_CCB
MD₁
MD₀
NMI
V_CCB
MD₁
MD₀
NMI
V_CCB
MD₁
MD₀
NMI
STBY
STBY/FV_PP
STBY/FV_PP
V_CC
V_CC
V_CC
PA₇/KEYIN₁₅ PA₇/KEYIN₁₅ PA₇/KEYIN₁₅
PA₆/KEYIN₁₄ PA₆/KEYIN₁₄ PA₆/KEYIN₁₄
P5₂/SCK₀
P5₂/SCK₀
P5₂/SCK₀
P5₁/RxD₀
P5₁/RxD₀
P5₁/RxD₀
P5₀/TxD₀
P5₀/TxD₀
P5₀/TxD₀
V_SS
V_SS
V_SS
P9₇/WAIT/SDA P9₇/WAIT/SDA P9₇/SDA
ø
ø
P9₆/ø
AS
AS
P9₅
WR
WR
P9₄
PA₅/KEYIN₁₃ PA₅/KEYIN₁₃ PA₅/KEYIN₁₃
PA₄/KEYIN₁₂ PA₄/KEYIN₁₂ PA₄/KEYIN₁₂
RD
RD
P9₃
P9₂/IRQ₀
P9₂/IRQ₀
P9₂/IRQ₀
V_CCB
MD₁
MD₀
NMI
STBY/FV_PP
V_CC
PA₇/KEYIN₁₅
PA₆/KEYIN₁₄
P5₂/SCK₀
P5₁/RxD₀
P5₀/TxD₀
V_SS
P9₇/SDA
P9₆/ø
P9₅
P9₄
PA₅/KEYIN₁₃
PA₄/KEYIN₁₂
P9₃
P9₂/IRQ₀
Flash
EPROM Memory
Writer Writer
Mode Mode
V_PP
RES
NC
XTAL
NC
EXTAL
V_CC
V_SS
V_SS
EA₉
V_SS
V_CC
NC
V_CC
V_SS
V_SS
FA₉
FV _PP
V_CC
NC
NC
NC
NC
NC
NC
NC
NC
NC
V_SS
V_SS
NC
V_CC
NC
NC
NC
FA ₁₆
NC
FA ₁₅
NC
NC
NC
NC
NC
WE
PGM
V_SS
7