PIC16F1946 Datasheet, PDF (181/440 Pages) Microchip Technology – 64-Pin Flash-Based, 8-Bit CMOS Microcontrollers with LCD Driver and nanoWatt XLP Technology

PIC16F/LF1946/47
REGISTER 17-2: CMxCON1: COMPARATOR CX CONTROL REGISTER 1
R/W-0/0
R/W-0/0
R/W-0/0
R/W-0/0
U-0
U-0
CxINTP
CxINTN
CxPCH<1:0>
—
—
bit 7
R/W-0/0
R/W-0/0
CxNCH<1:0>
bit 0
Legend:
R = Readable bit
u = Bit is unchanged
‘1’ = Bit is set
W = Writable bit
x = Bit is unknown
‘0’ = Bit is cleared
U = Unimplemented bit, read as ‘0’
-n/n = Value at POR and BOR/Value at all other Resets
bit 7
bit 6
bit 5-4
bit 3-2
bit 1-0
CxINTP: Comparator Interrupt on Positive Going Edge Enable bit
1 = The CxIF interrupt flag will be set upon a positive going edge of the CxOUT bit
0 = No interrupt flag will be set on a positive going edge of the CxOUT bit
CxINTN: Comparator Interrupt on Negative Going Edge Enable bit
1 = The CxIF interrupt flag will be set upon a negative going edge of the CxOUT bit
0 = No interrupt flag will be set on a negative going edge of the CxOUT bit
CxPCH<1:0>: Comparator Positive Input Channel Select bits
00 = CxVP connects to CxIN+ pin
01 = CxVP connects to DAC Voltage Reference
10 = CxVP connects to FVR Voltage Reference
11 = CxVP connects to VSS
Unimplemented: Read as ‘0’
CxNCH<1:0>: Comparator Negative Input Channel Select bits
00 = CxVN connects to CxIN0- pin
01 = CxVN connects to CxIN1- pin
10 = CxVN connects to CxIN2- pin
11 = CxVN connects to CxIN3- pin
REGISTER 17-3: CMOUT: COMPARATOR OUTPUT REGISTER
U-0
—
bit 7
U-0
U-0
U-0
U-0
R-0/0
—
—
—
—
MC3OUT
R-0/0
MC2OUT
R-0/0
MC1OUT
bit 0
Legend:
R = Readable bit
u = Bit is unchanged
‘1’ = Bit is set
W = Writable bit
x = Bit is unknown
‘0’ = Bit is cleared
U = Unimplemented bit, read as ‘0’
-n/n = Value at POR and BOR/Value at all other Resets
bit 7-3
bit 2
bit 1
bit 0
Unimplemented: Read as ‘0’
MC3OUT: Mirror Copy of C3OUT bit
MC2OUT: Mirror Copy of C2OUT bit
MC1OUT: Mirror Copy of C1OUT bit
 2010 Microchip Technology Inc.
Preliminary
DS41414A-page 179