Texas Instruments C2000 Workshop Guide And Lab Manual

Analog-to-Digital Converter
6 - 10 C2000 Microcontroller Workshop - Analog-to-Digital Converter
ADC Control Register 1
AdcRegs.ADCCTL1
ADC Enable
0 = ADC disable
1 = ADC enable
ADC Module Reset
0 = no effect
1 = reset (set back to 0
by ADC logic)
ADCENABLE ADCBSY ADCBSYCHN
RESET
12 - 815
Upper Register:
14 13
ADC Busy
0 = ADC available
1 = ADC busy
ADC Busy Channel
When ADCBSY =
0: last channel converted
1: channel currently processing
00h = ADCINA0 08h = ADCINB0
01h = ADCINA1 09h = ADCINB1
02h = ADCINA2 0Ah = ADCINB2
03h = ADCINA3 0Bh = ADCINB3
04h = ADCINA4 0Ch = ADCINB4
05h = ADCINA5 0Dh = ADCINB5
06h = ADCINA6 0Eh = ADCINB6
07h = ADCINA7 0Fh = ADCINB7
ADC Control Register 1
AdcRegs.ADCCTL1
ADC Power Down
0 = analog circuitry
powered down
1 = analog circuitry
powered up
ADC Reference
Select
0 = internal
1 = external
(VREFHI/VREFLO)
ADCBGPWN ADCREFPWDADCPWN reserved
7
Lower Register:
VREFLO
CONV
INTPULSE
POS
6 5 4 3 2 0
ADC Bandgap
Power Down
0 = bandgap circuitry
powered down
1 = bandgap circuitry
powered up
ADC Reference
Power Down
0 = reference circuitry
powered down
1 = reference circuitry
powered up
TEMP
CONV
ADCREF
SEL
1
INT Pulse
Generation Control
0 = beginning of
conversion
1 = one cycle prior
to result
VREFLO Convert
0 = not connected
1 = connected (B5)
Temperature
Sensor Convert
0 = not connected
1 = connected (A5)

Texas Instruments C2000 Specifications

General

Brand	Texas Instruments
Model	C2000
Category	Microcontrollers
Language	English