MC9S12G FREESCALE [Freescale Semiconductor, Inc], MC9S12G Datasheet - Page 357

• Manufacturer Part Number: MC9S12G
• Description: Ignores external trigger. Performs one conversion sequence and stops.
• Manufacturer: FREESCALE [Freescale Semiconductor, Inc]

10.3.2.18 S12CPMU IRC1M Trim Registers (CPMUIRCTRIMH / CPMUIRCTRIML)
Read: Anytime
Write: Anytime if PROT=0 (CPMUPROT register). Else write has no effect
Freescale Semiconductor
0x02F8
0x02F9
After de-assert of System Reset a factory programmed trim value is automatically loaded from the Flash memory to
provide trimmed Internal Reference Frequency f
After de-assert of System Reset a factory programmed trim value is automatically loaded from the Flash memory to
provide trimmed Internal Reference Frequency f
Reset
Reset
This document is valid for the S12G96 and the S12G128 device. All information related to other devices is preliminary.
W
W
R
R
15
F
F
7
Writes to these registers while PLLSEL=1 clears the LOCK and UPOSC
status bits.
Figure 10-23. S12CPMU IRC1M Trim High Register (CPMUIRCTRIMH)
Figure 10-24. S12CPMU IRC1M Trim Low Register (CPMUIRCTRIML)
14
F
F
6
MC9S12G Family Reference Manual, Rev.1.01
TCTRIM[4:0]
13
F
F
5
IRC1M_TRIM
IRC1M_TRIM
NOTE
12
F
F
4
.
.
IRCTRIM[7:0]
S12 Clock, Reset and Power Management Unit (S12CPMU)
11
0
F
3
10
F
0
0
2
F
F
9
1
IRCTRIM[9:8]
F
F
8
0
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