Rainbow-electronics AT89C51SND1C Manuale Utente Scaricare il pdf (Pagina 16)

16

AT8xC51SND1C

4109E–8051–06/03

Table 18. PLLNDIV Register

PLLNDIV (S:EEh) – PLL N Divider Register

Reset Value = 0000 0000b

Table 19. PLLRDIV Register

PLLRDIV (S:EFh) – PLL R Divider Register

Reset Value = 0000 0000b

76543210

- N6N5N4N3N2N1N0

Bit

Number

Bit

Mnemonic Description

7-

Reserved

The value read from this bit is always 0. Do not set this bit.

6 - 0 N6:0

PLL N Divider

7 - bit N divider.

76543210

R9 R8 R7 R6 R5 R4 R3 R2

Bit

Number

Bit

Mnemonic Description

7 - 0 R9:2

PLL Most Significant Bits R Divider

8 MSB of the 10-bit R divider.

1 2 ... 11 12 13 14 15 16 17 18 19 20 21 ... 209 210

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