PIC18F6390_07 Datasheet, PDF (287/414 Pages) Microchip Technology – 64/80-Pin Flash Microcontrollers with LCD Driver and nanoWatt Technology

PIC18F6390/6490/8390/8490
REGISTER 23-5: CONFIG4L: CONFIGURATION REGISTER 4 LOW (BYTE ADDRESS 300006h)
R/P-1
R/P-0
U-0
U-0
U-0
U-0
U-0
R/P-1
DEBUG
XINST
—
—
—
—
—
STVREN
bit 7
bit 0
Legend:
R = Readable bit
P = Programmable bit
-n = Value when device is unprogrammed
U = Unimplemented bit, read as ‘0’
u = Unchanged from programmed state
bit 7
bit 6
bit 5-1
bit 0
DEBUG: Background Debugger Enable bit
1 = Background debugger disabled, RB6 and RB7 configured as general purpose I/O pins
0 = Background debugger enabled, RB6 and RB7 are dedicated to In-Circuit Debug
XINST: Extended Instruction Set Enable bit
1 = Instruction set extension and Indexed Addressing mode enabled
0 = Instruction set extension and Indexed Addressing mode disabled (Legacy mode)
Unimplemented: Read as ‘0’
STVREN: Stack Full/Underflow Reset Enable bit
1 = Stack full/underflow will cause Reset
0 = Stack full/underflow will not cause Reset
REGISTER 23-6: CONFIG5L: CONFIGURATION REGISTER 5 LOW (BYTE ADDRESS 300008h)
U-0
U-0
U-0
U-0
U-0
U-0
U-0
R/C-1
—
—
—
—
—
—
—
CP
bit 7
bit 0
Legend:
R = Readable bit
C = Clearable bit
-n = Value when device is unprogrammed
U = Unimplemented bit, read as ‘0’
u = Unchanged from programmed state
bit 7-1
bit 0
Unimplemented: Read as ‘0’
CP: Code Protection bit
1 = Program memory block (000000-003FFFh) not code-protected
0 = Program memory block (000000-003FFFh) code-protected
© 2007 Microchip Technology Inc.
DS39629C-page 285