PIC16F1938 Datasheet, PDF(318/452 Page) Microchip Technology – 28/40/44-Pin Flash-Based, 8-Bit CMOS Microcontrollers

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PIC16F1938 Datasheet, PDF (318/452 Pages) Microchip Technology – 28/40/44-Pin Flash-Based, 8-Bit CMOS Microcontrollers

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PIC16(L)F1938/9

FIGURE 26-2:

CAPACITIVE SENSING OSCILLATOR BLOCK DIAGRAM

Oscillator Module

CPSx

Analog Pin

VDD

(1)

+ (2)

-

(1)

(2)

-

+

S

Q

R

Internal

References

0

Ref-

1

0

Ref+

DAC

1

FVR

CPSRM

Note 1: Module Enable and Power mode selections are not shown.

2: Comparators remain active in Noise Detection mode.

CPSCLK

DS41574A-page 318

Preliminary

ï£ 2011 Microchip Technology Inc.

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