HD64F3437TF16 Datasheet, PDF (367/752 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.

15.1.4 Register Configuration
Table 15.2 summarizes the A/D converter’s registers.
Table 15.2 A/D Converter Registers
Name
Abbreviation
R/W
A/D data register A (high)
ADDRAH
R
A/D data register A (low)
ADDRAL
R
A/D data register B (high)
ADDRBH
R
A/D data register B (low)
ADDRBL
R
A/D data register C (high)
ADDRCH
R
A/D data register C (low)
ADDRCL
R
A/D data register D (high)
ADDRDH
R
A/D data register D (low)
ADDRDL
R
A/D control/status register
ADCSR
R/(W)*
A/D control register
ADCR
R/W
Note: * Only 0 can be written in bit 7, to clear the flag.
Initial Value
H'00
H'00
H'00
H'00
H'00
H'00
H'00
H'00
H'00
H'7F
Address
H'FFE0
H'FFE1
H'FFE2
H'FFE3
H'FFE4
H'FFE5
H'FFE6
H'FFE7
H'FFE8
H'FFE9
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