Datasheet

 2010-2013 Microchip Technology Inc. DS40001430E-page 73
PIC16(L)F720/721
REGISTER 8-2: CONFIGURATION WORD 2
U-1 U-1 U-1 U-1 U-1 U-1
— — — — — —
bit 13 bit 8
U-1 U-1 U-1 Reserved U-1 U-1 R/P-1 R/P-1
— — — — — — WRT1 WRT0
bit 7 bit 0
Legend: P = Programmable bit
R = Readable bit W = Writable bit U = Unimplemented bit, read as ‘0’
-n = Value at POR ‘1’ = Bit is set ‘0’ = Bit is cleared x = Bit is unknown
bit 13-5 Unimplemented: Read as ‘1’
bit 4
Reserved: Maintain as ‘1’
bit 3-2 Unimplemented: Read as ‘1’
bit 1-0 WRT<1:0>: Flash Memory Self-Write Protection bits
2 kW Flash memory: PIC16(L)F720:
11 = Write protection off
10 = 000h to 1FFh write-protected, 200h to 7FFh may be modified by PMCON1 control
01 = 000h to 3FFh write-protected, 400h to 7FFh may be modified by PMCON1 control
00 = 000h to 7FFh write-protected, no addresses may be modified by PMCON1 control
4 kW Flash memory: PIC16(L)F721:
11 = Write protection off
10 = 000h to 1FFh write-protected, 200h to FFFh may be modified by PMCON1 control
01 = 000h to 7FFh write-protected, 800h to FFFh may be modified by PMCON1 control
00 = 000h to FFFh write-protected, no addresses may be modified by PMCON1 control