PIC16F1938 Datasheet, PDF (85/452 Pages) Microchip Technology – 28/40/44-Pin Flash-Based, 8-Bit CMOS Microcontrollers

PIC16(L)F1938/9
FIGURE 6-3:
RESET START-UP SEQUENCE
VDD
Internal POR
Power-Up Timer
MCLR
Internal RESET
Oscillator Modes
External Crystal
Oscillator Start-Up Timer
Oscillator
FOSC
Internal Oscillator
Oscillator
FOSC
External Clock (EC)
CLKIN
FOSC
TPWRT
TMCLR
TOST
 2011 Microchip Technology Inc.
Preliminary
DS41574A-page 85