AT89C5132 View Datasheet(PDF) - Atmel Corporation
Part Name
Description
Manufacturer
AT89C5132 Datasheet PDF : 182 Pages
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Table 3. PLLCON Register
PLLCON (S:E9h) – PLL Control Register
7
6
5
4
3
2
R1
R0
-
-
PLLRES
-
1
PLLEN
Bit
Bit Number Mnemonic Description
7-6
R1:0
PLL Least Significant Bits R Divider
2 LSB of the 10-bit R divider.
5-4
-
Reserved
The values read from these Bits are always 0. Do not set these Bits.
PLL Reset Bit
3
PLLRES Set this bit to reset the PLL.
Clear this bit to free the PLL and allow enabling.
2
-
Reserved
The values read from this bit is always 0. Do not set this bit.
PLL Enable Bit
1
PLLEN Set to enable the PLL.
Clear to disable the PLL.
PLL Lock Indicator
0
PLOCK Set by hardware when PLL is locked.
Clear by hardware when PLL is unlocked.
Reset Value = 0000 1000b
Table 4. PLLRDIV Register
PLLRDIV (S:EFh) – PLL R Divider Register
7
6
5
4
3
2
1
R9
R8
R7
R6
R5
R4
R3
Bit
Bit Number Mnemonic Description
7-0
R9:2
PLL Most Significant Bits R Divider
8 MSB of the 10-bit R divider.
Reset Value = 0000 0000b
0
PLOCK
0
R2
16 AT89C5132
4173E–USB–09/07
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