Microchip Technology dsPIC30F - Page 677

© 2004 Microchip Technology Inc.. DS70071C-page 24-5
Section 24. Device Configuration
Device
Configuration
24
Register 24-3: FBORPOR: BOR and POR Configuration Register
Upper Byte:
UU UUUUUU
— — — — — — — —
bit 23 bit 16
Middle Byte:
R/P U U U U R/P R/P R/P
MCLREN — — — — PWMPIN HPOL LPOL
bit 15 bit 8
Lower Byte:
R/P U R/P R/P U U R/P R/P
BOREN
— BORV<1:0> — —FPWRT<1:0>
bit 7 bit 0
bit 23-16 Unimplemented: Read as ‘0’
bit 15 MCLREN: MCLR
Pin Function Enable bit
1 = Pin function is MCLR
(default case)
0 = Pin is disabled
bit 14-11 Unimplemented: Read as ‘0’
bit 10 PWMPIN: Motor Control PWM Module Pin Mode bit
1 = PWM module pins controlled by PORT register at device Reset (tri-stated)
0 = PWM module pins controlled by PWM module at device Reset (configured as output pins)
bit 9 HPOL: Motor Control PWM Module High Side Polarity bit
1 = PWM module high-side output pins have active-high output polarity
0 = PWM module high-side output pins have active-low output polarity
bit 8 LPOL: Motor Control PWM Module Low Side Polarity bit
1 = PWM module low-side output pins have active-high output polarity
0 = PWM module low-side output pins have active-low output polarity
bit 7 BOREN: PBOR Enable bit
1 = PBOR Enabled
0 = PBOR Disabled
bit 6 Unimplemented: Read as ‘0’
bit 5-4 BORV<1:0>: Brown-out Voltage Select bits
11 = 2.0V
10 = 2.7V
01 = 4.2V
00 = 4.5V
bit 3-2 Unimplemented: Read as ‘0’
bit 1-0 FPWRT<1:0>: Power-on Reset Timer Value Selection bits
11 = PWRT = 64 ms
10 = PWRT = 16 ms
01 = PWRT = 4 ms
00 = Power-up timer disabled
Legend:
R = Readable bit P = Programmable bit U = Unimplemented bit