PIC16F1938_13 Datasheet, PDF(170/488 Page) Microchip Technology – 28/40/44-Pin Flash-Based, 8-Bit CMOS Microcontrollers with LCD Driver

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PIC16F1938_13 Datasheet, PDF (170/488 Pages) Microchip Technology – 28/40/44-Pin Flash-Based, 8-Bit CMOS Microcontrollers with LCD Driver

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PIC16(L)F1938/9

FIGURE 18-2: COMPARATOR MODULE SIMPLIFIED BLOCK DIAGRAM

CxNCH<1:0>

2

CxON(1)

C12IN0-

0

C12IN1-

C12IN2-

1

MUX

2 (2)

C12IN3-

CXIN+

DAC Output

FVR Buffer2

VSS

3

0

MUX

1 (2)

2

3

CxVN -

+

CxVP

Cx(3)

CxHYS

CxSP

CxON

CXPCH<1:0>

2

CXPOL

Interrupt

det

CxINTP

Interrupt

det

CxINTN

Set CxIF

DQ

Q1 EN

to CMxCON0 (CxOUT)

and CM2CON1 (MCxOUT)

async_CxOUT

to PWM

(from Timer1)

T1CLK

CXSYNC

0

DQ

1

CXOE

TRIS bit

CXOUT

to T1G MUX

and SR Latch

sync_CxOUT

Note 1:

2:

3:

When CxON = 0, the Comparator will produce a â0â at the output.

When CxON = 0, all multiplexer inputs are disconnected.

Output of comparator can be frozen during debugging.

DS40001574C-page 170

ï£ 2011-2013 Microchip Technology Inc.

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