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| PIC18FXXK80 Datasheet, PDF (35/52 Pages) Microchip Technology – Flash Microcontroller Programming Specification | |||
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PIC18FXXK80 FAMILY
5.2 Device ID Word
The Device ID word (DEVID<2:1>) for the
PIC18FXXK80 family of devices is located at
3FFFFEh:3FFFFFh. These bits may be used by the
programmer to identify what device type is being
programmed and read out normally, even after code or
read protection. See Table 5-2 for a complete list of
Device ID values.
FIGURE 5-1: READ DEVICE ID WORD FLOW
Start
Set TBLPTR = 3FFFFE
Read Low Byte
with Post-Increment
Read High Byte
with Post-Increment
Done
TABLE 5-2: DEVICE ID VALUE
Device
Device ID Value
DEVID2
DEVID1
PIC18F66K80
60h
111x xxxx
PIC18F46K80
61h
000x xxxx
PIC18F26K80
61h
001x xxxx
PIC18F65K80
61h
010x xxxx
PIC18F45K80
61h
011x xxxx
PIC18F25K80
61h
100x xxxx
PIC18LF66K80
61h
110x xxxx
PIC18LF46K80
61h
111x xxxx
PIC18LF26K80
62h
000x xxxx
PIC18LF65K80
62h
001x xxxx
PIC18LF45K80
62h
010x xxxx
PIC18LF25K80
62h
011x xxxx
Note: The âxâs in DEVID1 contain the device
revision code.
ï£ 2011 Microchip Technology Inc.
DS39972B-page 35
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