ADUC847BCP8-5 AD [Analog Devices], ADUC847BCP8-5 Datasheet - Page 43
ADUC847BCP8-5
Manufacturer Part Number
ADUC847BCP8-5
Description
MicroConverter Multichannel 24-/16-Bit ADCs with Embedded 62 kB Flash and Single-Cycle MCU
Manufacturer
AD [Analog Devices]
Datasheet
1.ADUC847BCP8-5.pdf
(108 pages)
- Current page: 43 of 108
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ADC0CON1 (PRIMARY ADC CONTROL REGISTER)
ADC0CON1 is used to configure the primary ADC for buffer, unipolar, or bipolar coding, and ADC range configuration.
SFR Address:
Power-On Default:
Bit Addressable:
Table 25. ADC0CON1 SFR Bit Designations
Bit No.
7, 6
5
4
3
2, 1, 0
Name
BUF1, BUF0
UNI
–––
–––
RN2, RN1, RN0
D2H
07H
No
Buffer Configuration Bits.
BUF1
0
0
1
1
Primary ADC Unipolar Bit.
Set by the user to enable unipolar coding; zero differential input results in 000000H output.
Cleared by the user to enable bipolar coding; zero differential input results in 800000H output.
Not Implemented. Write Don’t Care.
Not Implemented. Write Don’t Care.
Primary ADC Range Bits. Written by the user to select the primary ADC input range as follows:
RN2
0
0
0
0
1
1
1
1
Description
BUF0
0
1
0
1
RN1
0
0
1
1
0
0
1
1
RN0
0
1
0
1
0
1
0
1
Rev. A | Page 43 of 108
Buffer Configuration
ADC0+ and ADC0− are buffered
Reserved
Buffer Bypass
Reserved
Selected primary ADC input range (V
±20 mV (0 mV–20 mV in unipolar mode)
±40 mV (0 mV–40 mV in unipolar mode)
±80 mV (0 mV–80 mV in unipolar mode)
±160 mV (0 mV–160 mV in unipolar mode)
±320 mV (0 mV–320 mV in unipolar mode)
±640 mV (0 mV–640 mV in unipolar mode)
±1.28 V (0 V–1.28 V in unipolar mode)
±2.56 V (0 V–2.56 V in unipolar mode)
ADuC845/ADuC847/ADuC848
REF
= 2.5 V)
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