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PIC16LF18854 Datasheet, PDF (338/668 Pages) Microchip Technology – C Compiler Optimized RISC Architecture
PIC16(L)F18856/76
FIGURE 23-1:
ADC2 BLOCK DIAGRAM
ADPREF<1:0>
External
Channel
Inputs
Internal
Channel
Inputs
VREF+ pin FVR_buffer1
Reserved
11
Positive
Reference
10
Select
01
00
AN0
VDD
ADNREF
VREF- pin 1
0
VSS
ADCS<2:0>
ANa
ANz
.
.
.
VSS
sampled
input
Vref- Vref+
ADC_clk
ADC
Clock
Select
FOSC/n Fosc
Divider
FRC
Temp Indicator
DACx_output
FVR_buffer1
ADC
Sample Circuit
ADC CLOCK SOURCE
CHS<4:0>
set bit ADIF
ADFM
Write to bit
GO/DONE Q1
GO/DONE
Q2
complete
start
Q4
Enable
10
10-bit Result
16
ADRESH ADRESL
Rev. 10-000034B
10/13/2015
FOSC
FRC
TRIGSEL<3:0>
Trigger Select
...
Trigger Sources
AUTO CONVERSION
TRIGGER
ADON
VSS
DS40001824A-page 338
Preliminary
 2016 Microchip Technology Inc.