Microchip Technology IC PIC MCU PIC16F1937-I/PT TQFP-44 MCP PIC16F1937-I/PT Data Sheet

Product codes
PIC16F1937-I/PT
Page of 472
 2008-2011 Microchip Technology Inc.
DS41364E-page 89
PIC16(L)F1934/6/7
FIGURE 6-3:
RESET START-UP SEQUENCE
T
OST
T
MCLR
T
PWRT
V
DD
Internal POR
Power-Up Timer
MCLR
Internal RESET
Oscillator Modes
Oscillator Start-Up Timer
Oscillator
F
OSC
Internal Oscillator
Oscillator
F
OSC
External Clock (EC)
CLKIN
F
OSC
External Crystal