PIC16C432
FIGURE 7-4:
ANALOG INPUT MODEL
RS < 10 K
AIN
VA
CPIN
5 pF
VDD
VT = 0.6V
VT = 0.6V
RIC
ILEAKAGE
±500 nA
Legend
VSS
CPIN
VT
ILEAKAGE
RIC
RS
VA
= Input capacitance
= Threshold voltage
= Leakage current at the pin due to various junctions
= Interconnect resistance
= Source impedance
= Analog voltage
TABLE 7-1: 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 —
—
CIS
CM2
CM1
CM0 00-- 0000 00-- 0000
9Fh
VRCON VREN VROE VRR
—
VR3
VR2
VR1
VR0 000- 0000 000- 0000
0Bh
INTCON GIE PEIE T0IE INTE RBIE T0IF
INTF
RBIF 0000 000x 0000 000u
0Ch
PIR1
—
CMIF
—
—
—
—
—
— -0-- ---- -0-- ----
8Ch
PIE1
—
CMIE
—
—
—
—
—
— -0-- ---- -0-- ----
85h
TRISA
—
—
— TRISA4 TRISA3 TRISA2 TLINRX(1) TRISA0 ---1 1111 ---1 1111
Legend: — = Unimplemented, read as ‘0’, x = unknown, u = unchanged
Note 1: TLINRX must be set to ‘1’ at all times.
DS41140B-page 40
Preliminary
2002 Microchip Technology Inc.