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S3C9228/P9228 CONTROL REGISTERS
4-5
ADCON — A/D Converter Control Register D0H
Bit Identifier .7 .6 .5 .4 .3 .2 .1 .0
RESETRESET Value
– – 0 0 0 0 0 0
Read/Write
– – R/W R/W R R/W R/W R/W
.7-.6
Not used for the S3C9228/P9228
.5-.4 A/D Input Pin Selection Bits
0 0 AD0 (P1.0)
0 1 AD1 (P1.1)
1 0 AD2 (P1.2)
1 1 AD3 (P1.3)
.3 End of Conversion Bit (Read-only)
0 Conversion not complete
1 Conversion complete
.2-.1 Clock Source Selection Bits
0 0 fxx/16
0 1 fxx/8
1 0 fxx/4
1 1 fxx
.0 Start or Enable Bit
0 Disable operation
1 Start operation (automatically disable operation after conversion complete)