PIC18F2221_1 Datasheet, PDF (265/402 Pages) Microchip Technology – Enhanced Flash Microcontrollers with 10-Bit A/D and nanoWatt Technology

PIC18F2221/2321/4221/4321 FAMILY
REGISTER 24-6:
CONFIG5L: CONFIGURATION REGISTER 5 LOW (BYTE ADDRESS 300008h)
U-0
U-0
U-0
U-0
U-0
U-0
R/C-1
R/C-1
—
—
—
—
—
—
CP1
CP0
bit 7
bit 0
bit 7-2
bit 1
bit 0
Unimplemented: Read as ‘0’
CP1: Code Protection bit
1 = Block 1 not code-protected⁽¹⁾
0 = Block 1 code-protected⁽¹⁾
CP0: Code Protection bit
1 = Block 0 not code-protected⁽¹⁾
0 = Block 0 code-protected⁽¹⁾
Note 1: See Figure 24-5 for variable block boundaries.
Legend:
R = Readable bit
C = Clearable bit
-n = Value when device is unprogrammed
U = Unimplemented bit, read as ‘0’
u = Unchanged from programmed state
REGISTER 24-7:
CONFIG5H: CONFIGURATION REGISTER 5 HIGH (BYTE ADDRESS 300009h)
R/C-1
R/C-1
U-0
U-0
U-0
U-0
U-0
U-0
CPD
CPB
—
—
—
—
—
—
bit 7
bit 0
bit 7
bit 6
bit 5-0
CPD: Data EEPROM Code Protection bit
1 = Data EEPROM not code-protected
0 = Data EEPROM code-protected
CPB: Boot Block Code Protection bit
1 = Boot block not code-protected⁽¹⁾
0 = Boot block code-protected⁽¹⁾
Unimplemented: Read as ‘0’
Note 1: See Figure 24-5 for variable block boundaries.
Legend:
R = Readable bit
C = Clearable bit
-n = Value when device is unprogrammed
U = Unimplemented bit, read as ‘0’
u = Unchanged from programmed state
© 2009 Microchip Technology Inc.
DS39689F-page 265