HD404344R Datasheet, PDF (79/102 Pages) Renesas Technology Corp – 4-bit microcomputer has an A/D converter

HD404344R Series/HD404394 Series
I_AD off flag (IAOF: $021, bit 2)
Bit
Initial value
Read/Write
Bit name
3
0
R/W
RAME
2
0
R/W
IAOF
1
0
—
—
—
—
Not used Not used
I_AD Off Flag (IAOF)
0
I_AD current flows
1
I_AD current is cut off
RAME
Refer to the description of operating
modes
Figure 57 I_AD Off Flag (IAOF)
ADRU: $018
3
2
1
0
ADRL: $017
3
2
1
0
MSB
Bit 7
Figure 58 A/D Data Register
LSB
Bit 0
Result
A/D data register lower (ADRL: $017)
Bit
Initial value
Read/Write
Bit name
3
0
R
ADRL3
2
0
R
ADRL2
1
0
R
ADRL1
0
0
R
ADRL0
Figure 59 A/D Data Register Lower (ADRL)
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