SN8P1700
8-bit micro-controller build-in 12-bit ADC
SONiX TECHNOLOGY CO., LTD
Page 61
Revision 1.93
DAM – DAC Converter Register
Register Name
DAM
Address 0B0H
Bit
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Bit’s Name
DAENB
DAB6
DAB5
DAB4 DAB3 DAB2 DAB1 DAB0
Read/Write R/W R/W R/W R/W R/W R/W R/W R/W
Initial
Value
0 0 0 0 0 0 0 0
DAENB
DAC Converter Control Bit
0
DAC
disable
1
DAC
enable
DAB6,..,DAB0
DAC Output Value Buffer
0000000 Output = VSS.
0000001 Output = 1 x Idac
.
.
.
.
1111111 Output = 127 x Idac
Note:
Idac=I
FSO
/ (2
7
-1) (I
FSO
: Full-scale Output Current)
The DAC need a loading resistor that the value is about 150 ohm.