2011-2012 Microchip Technology Inc. DS41441C-page 65
PIC12(L)F1840
FIGURE 7-3: RESET START-UP SEQUENCE
TOST
TMCLR
TPWRT
VDD
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
