PIC24FJ64GA004-IPT Datasheet, PDF (19/52 Pages) Microchip Technology – PIC24FJXXXGA0XX Flash Programming Specification

PIC24FJXXXGA0XX
TABLE 3-5: SERIAL INSTRUCTION EXECUTION FOR WRITING CODE MEMORY (CONTINUED)
Command
(Binary)
Data
(Hex)
Description
Step 5: Set the Read Pointer (W6) and load the (next set of) write latches.
0000
0000
0000
0000
0000
0000
0000
0000
0000
0000
0000
0000
0000
0000
0000
0000
0000
0000
0000
0000
0000
0000
0000
0000
0000
0000
EB0300
000000
BB0BB6
000000
000000
BBDBB6
000000
000000
BBEBB6
000000
000000
BB1BB6
000000
000000
BB0BB6
000000
000000
BBDBB6
000000
000000
BBEBB6
000000
000000
BB1BB6
000000
000000
CLR
W6
NOP
TBLWTL [W6++], [W7]
NOP
NOP
TBLWTH.B [W6++], [W7++]
NOP
NOP
TBLWTH.B [W6++], [++W7]
NOP
NOP
TBLWTL [W6++], [W7++]
NOP
NOP
TBLWTL [W6++], [W7]
NOP
NOP
TBLWTH.B [W6++], [W7++]
NOP
NOP
TBLWTH.B [W6++], [++W7]
NOP
NOP
TBLWTL [W6++], [W7++]
NOP
NOP
Step 6: Repeat Steps 4 and 5, sixteen times, to load the write latches for 64 instructions.
Step 7: Initiate the write cycle.
0000
0000
0000
A8E761
000000
000000
BSET
NOP
NOP
NVMCON, #WR
Step 8: Repeat this step to poll the WR bit (bit 15 of NVMCON) until it is cleared by the hardware.
0000
0000
0000
0000
0000
0001
0000
040200
000000
803B02
883C22
000000
<VISI>
000000
GOTO 0x200
NOP
MOV
NVMCON, W2
MOV
W2, VISI
NOP
Clock out contents of the VISI register.
NOP
Step 9: Reset device internal PC.
0000
0000
040200
000000
GOTO
NOP
0x200
Step 10: Repeat Steps 3-9 until all code memory is programmed.
© 2008 Microchip Technology Inc.
DS39768D-page 19