8.5.3 CONFIG3
| Name: | CONFIG3 |
| Address: | 30 0002h |
| Bit | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 | |
| BOREN[1:0] | LPBOREN | IVT1WAY | MVECEN | PWRTS[1:0] | MCLRE | ||||
| Access | R/W | R/W | R/W | R/W | R/W | R/W | R/W | R/W | |
| Reset | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | |
Bits 7:6 – BOREN[1:0] Brown-out Reset Enable
| Value | Description |
|---|---|
| 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
| Value | Description |
|---|---|
| 1 | Low-Power Brown-out Reset is disabled |
| 0 | Low-Power Brown-out Reset is enabled |
Bit 4 – IVT1WAY IVTLOCK One-Way Set Enable
| Value | Description |
|---|---|
| 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 Multi-Vector Enable
| Value | Description |
|---|---|
| 1 | Multi-vector is enabled; Vector table used for interrupts |
| 0 | Legacy interrupt behavior |
Bits 2:1 – PWRTS[1:0] Power-up Timer Selection
| Value | Description |
|---|---|
| 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
| Value | Name | Description |
|---|---|---|
| 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 a port defined function |