Datasheet

PIC16F627A/628A/648A
DS40044G-page 68 © 2009 Microchip Technology Inc.
FIGURE 10-4: ANALOG INPUT MODE
TABLE 10-1: REGISTERS ASSOCIATED WITH COMPARATOR MODULE
Address Name Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0
Value on
POR
Value on
All Other
Resets
1Fh CMCON C2OUT C1OUT C2INV C1NV CIS CM2 CM1 CM0 0000 0000 0000 0000
0Bh, 8Bh,
10Bh, 18Bh
INTCON GIE PEIE
T0IE INTE RBIE T0IF INTF RBIF 0000 000x 0000 000u
0Ch PIR1
EEIF CMIF RCIF TXIF — CCP1IF TMR2IF TMR1IF 0000 -000 0000 -000
8Ch PIE1
EEIE CMIE RCIE TXIE — CCP1IE TMR2IE TMR1IE 0000 -000 0000 -000
85h TRISA
TRISA7 TRISA6 TRISA5 TRISA4 TRISA3 TRISA2 TRISA1 TRISA0 1111 1111 1111 1111
Legend: x = Unknown, u = Unchanged, - = Unimplemented, read as ‘0’
VA
R
S < 10 K
A
IN
CPIN
5pF
V
DD
VT = 0.6V
VT = 0.6V
RIC
ILEAKAGE
±500 nA
V
SS
Legend: CPIN = Input Capacitance
V
T = Threshold Voltage
I
LEAKAGE = Leakage Current at the Pin
R
IC = Interconnect Resistance
R
S = Source Impedance
VA = Analog Voltage