PIC12F609/615/617/12HV609/615
FIGURE 3-1:
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
PMADRH,PMADRL
PPCC+ 33
PC + 4
PC + 5
INSTR (PC) INSTR (PC + 1) PMDATH,PMDATL INSTR (PC + 3) INSTR (PC + 4)
INSTR (PC - 1) BSF PMCON1,RD INSTR (PC + 1)
Executed here
Executed here
Executed here
NOP
Executed here
INSTR (PC + 3)
Executed here
INSTR (PC + 4)
Executed here
RD bit
PMDATH
PMDATL
Register
PMRHLT
2010 Microchip Technology Inc.
DS41302D-page 31