S912XEG128J2MAL Freescale Semiconductor, S912XEG128J2MAL Datasheet - Page 823
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S912XEG128J2MAL
Manufacturer Part Number
S912XEG128J2MAL
Description
16-bit Microcontrollers - MCU 16BIT 128K FLASH 16K RAM
Manufacturer
Freescale Semiconductor
Datasheet
1.S912XEG128J2MAL.pdf
(1324 pages)
Specifications of S912XEG128J2MAL
Rohs
yes
Core
RISC
Processor Series
HCS12X
Data Bus Width
16 bit
Maximum Clock Frequency
50 MHz
Program Memory Size
128 KB
Data Ram Size
12 KB
On-chip Adc
Yes
Operating Supply Voltage
5 V
Operating Temperature Range
- 40 C to + 125 C
Package / Case
LQFP-112
Mounting Style
SMD/SMT
A/d Bit Size
12 bit
A/d Channels Available
8
Data Rom Size
4 KB
Interface Type
CAN, I2C, SCI, SPI
Maximum Operating Temperature
+ 125 C
Minimum Operating Temperature
- 40 C
On-chip Dac
Yes
Program Memory Type
Flash
Supply Voltage - Max
5.5 V
Supply Voltage - Min
3.13 V
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
S912XEG128J2MAL
Manufacturer:
NXP/恩智浦
Quantity:
20 000
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23.3.2.4
The VREGAPITR register allows to trim the API timeout period.
23.3.2.5
The VREGAPIRH and VREGAPIRL register allows the configuration of the VREG_3V3 autonomous
periodical interrupt rate.
Freescale Semiconductor
0x02F3
APITR[5:0]
1. Reset value is either 0 or preset by factory. See Section 1 (Device Overview) for details.
Reset
Field
Field
APIE
APIF
7–2
1
0
W
R
APITR5
Autonomous Periodical Interrupt Enable Bit
0 API interrupt request is disabled.
1 API interrupt will be requested whenever APIF is set.
Autonomous Periodical Interrupt Flag — APIF is set to 1 when the in the API configured time has elapsed.
This flag can only be cleared by writing a 1 to it. Clearing of the flag has precedence over setting.
Writing a 0 has no effect. If enabled (APIE = 1), APIF causes an interrupt request.
0 API timeout has not yet occurred.
1 API timeout has occurred.
Autonomous Periodical Interrupt Period Trimming Bits — See
Autonomous Periodical Interrupt Trimming Register (VREGAPITR)
0
Autonomous Periodical Interrupt Rate High and Low Register
(VREGAPIRH / VREGAPIRL)
Figure 23-5. Autonomous Periodical Interrupt Trimming Register (VREGAPITR)
7
1
= Unimplemented or Reserved
APITR4
APITR[5]
APITR[4]
APITR[3]
APITR[2]
APITR[1]
APITR[0]
Table 23-5. VREGAPICL Field Descriptions (continued)
0
6
1
Bit
Table 23-6. VREGAPITR Field Descriptions
MC9S12XE-Family Reference Manual Rev. 1.25
Table 23-7. Trimming Effect of APIT
Increases period
Decreases period less than APITR[5] increased it
Decreases period less than APITR[4]
Decreases period less than APITR[3]
Decreases period less than APITR[2]
Decreases period less than APITR[1]
APITR3
0
5
1
APITR2
0
4
1
Trimming Effect
Description
Description
APITR1
0
3
1
Chapter 23 Voltage Regulator (S12VREGL3V3V1)
Table 23-7
APITR0
0
2
1
for trimming effects.
0
0
1
0
0
0
823
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