PIC16F631_08 Datasheet, PDF (126/306 Pages) Microchip Technology – 20-Pin Flash-Based, 8-Bit CMOS Microcontrollers with nanoWatt Technology

PIC16F631/677/685/687/689/690
FIGURE 10-1:
FLASH PROGRAM MEMORY READ CYCLE EXECUTION
Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4
Flash ADDR
Flash Data
PC
PC + 1
EEADRH,EEADR
PPCC++33
PC + 4
PC + 5
INSTR (PC)
INSTR (PC + 1) EEDATH,EEDAT INSTR (PC + 3) INSTR (PC + 4)
INSTR(PC - 1)
executed here
BSF EECON1,RD
executed here
INSTR(PC + 1)
executed here
Forced NOP
executed here
INSTR(PC + 3)
executed here
INSTR(PC + 4)
executed here
RD bit
EEDATH
EEDAT
Register
EERHLT
DS41262E-page 124
© 2008 Microchip Technology Inc.