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HD6433044 Datasheet, PDF (820/867 Pages) Hitachi Semiconductor – Hitachi Single-Chip Microcomputer | |||
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DACRâD/A Control Register
Bit
7
6
5
4
DAOE1 DAOE0 DAE
â
Initial value
0
0
0
1
Read/Write
R/W
R/W R/W
â
H'DE
3
2
1
â
â
â
1
1
1
â
â
â
D/A
0
â
1
â
D/A enable
Bit 7 Bit 6 Bit 5
DAOE1 DAOE0 DAE
0
0â
1
0
1
1
0
0
1
1â
Description
D/A conversion is disabled in channels 0 and 1
D/A conversion is enabled in channel 0
D/A conversion is disabled in channel 1
D/A conversion is enabled in channels 0 and 1
D/A conversion is disabled in channel 0
D/A conversion is enabled in channel 1
D/A conversion is enabled in channels 0 and 1
D/A conversion is enabled in channels 0 and 1
D/A output enable 0
0 DA0 analog output is disabled
1 Channel-0 D/A conversion and DA0 analog output are enabled
D/A output enable 1
0 DA1 analog output is disabled
1 Channel-1 D/A conversion and DA1 analog output are enabled
ADDRA H/LâA/D Data Register A H/L
H'E0, H'E1
A/D
Bit
Initial value
Read/Write
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
AD9 AD8 AD7 AD6 AD5 AD4 AD3 AD2 AD1 AD0 â â â â â â
000000000000 0000
RRRRRRRRRRRR RRRR
ADDRAH
ADDRAL
A/D conversion data
10-bit data giving an
A/D conversion result
813
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