PIC16F1938_13 Datasheet, PDF(316/488 Page) Microchip Technology – 28/40/44-Pin Flash-Based, 8-Bit CMOS Microcontrollers with LCD Driver

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PIC16F1938_13 Datasheet, PDF (316/488 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 26-2:

CAPACITIVE SENSING OSCILLATOR BLOCK DIAGRAM

Oscillator Module

CPSx

Analog Pin

VDD

(1)

+ (2)

-

(1)

- (2)

+

SQ

R

CPSCLK

Internal

References

0

Ref-

1

0

Ref+

DAC

1

Output

FVR

CPSRM

Note 1: Module Enable, Voltage Reference mode and Current Range selections are not shown.

2: Comparators remain active in Noise Detection mode.

DS40001574C-page 316

ï£ 2011-2013 Microchip Technology Inc.

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