PIC18F2423 MICROCHIP [Microchip Technology], PIC18F2423 Datasheet - Page 263
![no-image](/images/no-image-200.jpg)
PIC18F2423
Manufacturer Part Number
PIC18F2423
Description
28/40/44-Pin, Enhanced Flash Microcontrollers with 12-Bit A/D and nanoWatt Technology
Manufacturer
MICROCHIP [Microchip Technology]
Datasheet
1.PIC18F2423.pdf
(392 pages)
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Part Number:
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REGISTER 23-12: DEVID1: DEVICE ID REGISTER 1 FOR PIC18F2423/2523/4423/4523
REGISTER 23-13: DEVID2: DEVICE ID REGISTER 2 FOR PIC18F2423/2523/4423/4523
© 2007 Microchip Technology Inc.
bit 7
Legend:
R = Read-only bit
-n = Value when device is unprogrammed
bit 7-4
bit 3-0
bit 7
Legend:
R = Read-only bit
-n = Value when device is unprogrammed
bit 7-0
Note 1:
DEV11
DEV3
R
R
(1)
These values for DEV11:DEV4 may be shared with other devices. The specific device is always identified
by using the entire DEV11:DEV0 bit sequence.
DEV3:DEV0: Device ID bits
1101 = PIC18F4423
1001 = PIC18F4523
0101 = PIC18F2423
0001 = PIC18F2523
REV3:REV0: Revision ID bits
These bits are used to indicate the device revision.
DEV11:DEV4: Device ID bits
These bits are used with the DEV3:DEV0 bits in the Device ID Register 1 to identify the
part number.
0001 0001 = PIC18LF2423/2523 devices
0001 0000 = PIC18LF4423/4523 devices
DEV10
DEV2
R
R
(1)
P = Programmable bit
P = Programmable bit
DEV9
DEV1
R
R
(1)
PIC18F2423/2523/4423/4523
(1)
DEV8
DEV0
Preliminary
R
R
(1)
u = Unchanged from programmed state
u = Unchanged from programmed state
U = Unimplemented bit, read as ‘0’
U = Unimplemented bit, read as ‘0’
DEV7
REV3
R
R
(1)
DEV6
REV2
R
R
(1)
DEV5
REV1
R
R
(1)
DS39755B-page 261
DEV4
REV0
R
R
(1)
bit 0
bit 0
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