S912XET256J2VAGR Freescale Semiconductor, S912XET256J2VAGR Datasheet - Page 824

• Manufacturer Part Number: S912XET256J2VAGR
• Description: 16-bit Microcontrollers - MCU Watchdog OSC/Timer -40 C to + 105 C HCS12X MCU SPI
• Manufacturer: Freescale Semiconductor

Specifications of S912XET256J2VAGR

• Core: HCS12X
• Data Bus Width: 16 bit
• Maximum Clock Frequency: 50 MHz
• Program Memory Size: 256 KB
• Data Ram Size: 16 KB
• On-chip Adc: Yes
• Package / Case: LQFP
• Mounting Style: SMD/SMT
• A/d Bit Size: 12 bit
• A/d Channels Available: 24
• Interface Type: CAN, SCI, SPI
• Maximum Operating Temperature: + 105 C
• Minimum Operating Temperature: - 40 C
• Number Of Programmable I/os: 119
• Number Of Timers: 25
• Program Memory Type: Flash
• Supply Voltage - Max: 1.98 V, 2.9 V, 5.5 V
• Supply Voltage - Min: 1.72 V, 2.7 V, 3.13 V

Chapter 23 Voltage Regulator (S12VREGL3V3V1)
824
0x02F4
0x02F5
APIR[15:0]
Reset
Reset
Field
15-0
W
W
R
R
APIR15
APIR7
Autonomous Periodical Interrupt Rate Bits — These bits define the timeout period of the API. See
9
VREGAPICL register.
Figure 23-6. Autonomous Periodical Interrupt Rate High Register (VREGAPIRH)
Figure 23-7. Autonomous Periodical Interrupt Rate Low Register (VREGAPIRL)
0
0
7
7
for details of the effect of the autonomous periodical interrupt rate bits. Writable only if APIFE = 0 of
APICLK
= Unimplemented or Reserved
Table 23-9. Selectable Autonomous Periodical Interrupt Periods
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
1
APIR14
APIR6
Table 23-8. VREGAPIRH / VREGAPIRL Field Descriptions
0
0
6
6
MC9S12XE-Family Reference Manual Rev. 1.25
APIR13
APIR5
APIR[15:0]
0
0
5
5
FFFD
FFFD
FFFE
FFFF
FFFE
0000
0001
0002
0003
0004
0005
0000
0001
0002
0003
0004
0005
.....
.....
APIR12
APIR4
0
0
4
4
Description
APIR11
131068 * bus clock period
131070 * bus clock period
APIR3
10 * bus clock period
12 * bus clock period
0
0
2 * bus clock period
4 * bus clock period
6 * bus clock period
8 * bus clock period
3
3
Selected Period
13106.8 ms
13107.0 ms
13107.2 ms
0.2 ms
0.4 ms
0.6 ms
0.8 ms
1.0 ms
1.2 ms
.....
.....
APIR10
APIR2
(1)
1
1
1
1
1
0
0
2
2
1
1
1
Freescale Semiconductor
APIR9
APIR1
0
0
1
1
APIR8
APIR0
Table 23-
0
0
0
0