SC9S12XS256J1MAA FREESCALE [Freescale Semiconductor, Inc], SC9S12XS256J1MAA Datasheet - Page 499

• Manufacturer Part Number: SC9S12XS256J1MAA
• Description: HCS12 Microcontrollers
• Manufacturer: FREESCALE [Freescale Semiconductor, Inc]

17.3.2.6
The Reserved 06 is reserved for test purposes.
17.3.2.7
The VREGHTTR register allows to trim the VREG temperature sense.
Freescale Semiconductor
0x02F6
0x02F7
Fiption
1. Reset value is either 0 or preset by factory. See Section 1 (Device Overview) for details.
HTTR[3:0]
HTOEN
Reset
Reset
Field
3–0
7
W
W
R
R
HTOEN
High Temperature Offset Enable Bit — If set the temperature sense offset is enabled
0 The temperature sense offset is disabled
1 The temperature sense offset is enabled
Reserved 06
High Temperature Trimming Register (VREGHTTR)
High Temperature Trimming Bits — See
0
0
0
7
7
= Unimplemented or Reserved
= Unimplemented or Reserved
HTTR[3]
HTTR[2]
HTTR[1]
HTTR[0]
0
0
0
0
6
6
Bit
Table 17-11. VREGHTTR field descriptions
S12XS Family Reference Manual, Rev. 1.09
Increases V
Increases V
Increases V
Increases V
0
0
0
0
5
5
Table 17-12. Trimming Effect
Figure 17-7. Reserved 06
Figure 17-8. VREGHTTR
HT
HT
HT
HT
twice of HTTR[2]
twice of HTTR[1]
twice of HTTR[0]
(to compensate Temperature Offset)
Table 23-16
0
0
0
0
4
4
Trimming Effect
Description
for trimming effects.
HTTR3
0
0
0
3
3
1
HTTR2
0
0
0
2
2
1
Voltage Regulator (S12VREGL3V3V1)
HTTR1
0
0
0
1
1
1
HTTR0
0
0
0
0
0
1
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