DSPIC30F MICROCHIP [Microchip Technology], DSPIC30F Datasheet - Page 157

• Manufacturer Part Number: DSPIC30F
• Description: General Purpose and Sensor Families High-Performance Digital Signal Controllers
• Manufacturer: MICROCHIP [Microchip Technology]

FIGURE 20-1:
 2004 Microchip Technology Inc.
SOSCO
OSC1
OSC2
SOSCI
POR Done
32 kHz LP
OSCILLATOR SYSTEM BLOCK DIAGRAM
Oscillator
Oscillator
Primary
FCKSM<1:0>
Stability Detector
Stability Detector
Oscillator (LPRC)
Internal Fast RC
Oscillator (FRC)
Internal Low
Secondary
x4, x8, x16
Power RC
Oscillator
Oscillator
Oscillator
Start-up
Preliminary
Primary
Timer
PLL
Secondary Osc
Primary Osc
2
PLL
F
Lock
LPRC
PLL
Monitor (FSCM)
Fail-Safe Clock
and Control
Switching
Clock
Block
Oscillator Configuration bits
dsPIC30F
Programmable
PWRSAV Instruction
Clock Divider
COSC<2:0>
NOSC<2:0>
OSWEN
POST<1:0>
Wake-up Request
DS70083G-page 155
CF
Oscillator Trap
To Timer1
2
System
Clock