S3C84E5/C84E9/P84E9CONTROL REGISTER

ADCON — A/D Converter Control Register

F7H Set 1, Bank 0

Bit Identifier

Reset Value

Read/Write Addressing Mode

.7

.6–.4

.7

.6

.5

.4

.3

.2

.1

.0

 

 

 

 

 

 

 

 

0

0

0

0

0

0

0

0

R/W

R/W

R/W

R

R/W

R/W

R/W

Register addressing mode only

Not used for the S3C84E5/C84E9/P84E9 (must keep always 0)

A/D Input Pin Selection Bits

0

0

0

ADC0

 

 

 

 

0

0

1

ADC1

 

 

 

 

0

1

0

ADC2

 

 

 

 

0

1

1

ADC3

 

 

 

 

1

0

0

ADC4

 

 

 

 

1

0

1

ADC5

 

 

 

 

1

1

0

ADC6

 

 

 

 

1

1

1

ADC7

 

 

 

 

.3

End-of-Conversion Bit (Read-only)

0A/D conversion operation is in progress

1A/D conversion operation is 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

 

 

 

4-5

Page 74
Image 74
Samsung S3C84E5 user manual Adcon A/D Converter Control Register F7H Set 1, Bank