CONFIG3

Configuration Byte 3
Name:
CONFIG3
Address:
0x300002
Reset:
Access:
Bit76543210
BOREN[1:0]LPBORENIVT1WAYMVECENPWRTS[1:0]MCLRE
AccessR/WR/WR/WR/WR/WR/WR/WR/W
Reset01111111

Bits 7:6 – BOREN[1:0]: Brown-out Reset Enable

Brown-out Reset Enable

When enabled, Brown-out Reset Voltage (VBOR) is set by the BORV bit
ValueDescription
11 Brown-out Reset enabled, SBOREN bit is ignored
10 Brown-out Reset enabled while running, disabled in Sleep; SBOREN is ignored
01 Brown-out Reset enabled according to SBOREN
00 Brown-out Reset disabled

Bit 5 – LPBOREN: Low-Power BOR Enable

Low-Power BOR Enable

ValueDescription
1 Low-Power Brown-out Reset is disabled
0 Low-Power Brown-out Reset is enabled

Bit 4 – IVT1WAY: IVTLOCK One-Way Set Enable

IVTLOCK One-Way Set Enable

ValueDescription
1 IVTLOCK bit can be cleared and set only once; IVT registers remain locked after one clear/set cycle
0 IVTLOCK bit can be set and cleared repeatedly (subject to the unlock sequence)

Bit 3 – MVECEN: Multivector Enable

Multivector Enable

ValueDescription
1 Multivector is enabled; vector table used for interrupts
0 Legacy interrupt behavior

Bits 2:1 – PWRTS[1:0]: Power-up Timer Selection

Power-up Timer Selection

ValueDescription
11 PWRT is disabled
10 PWRT is set at 64 ms
01 PWRT is set at 16 ms
00 PWRT is set at 1 ms

Bit 0 – MCLRE: Master Clear (MCLR) Enable

Master Clear (MCLR) Enable

ValueNameDescription
x If LVP = 1 RA3 pin function is MCLR
1 If LVP = 0 MCLR pin is MCLR
0 If LVP = 0 MCLR pin function is port defined function