S912XET256J2VAGR Freescale Semiconductor, S912XET256J2VAGR Datasheet - Page 560

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S912XET256J2VAGR

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

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 14 Enhanced Capture Timer (ECT16B8CV3)
14.3.2.27 Precision Timer Modulus Counter Prescaler Select Register (PTMCPSR)
Read: Anytime
Write: Anytime
All bits reset to zero.
560
Module Base + 0x002F
PTMPS[7:0]
PTPS7
Reset
Field
7:0
0
0
0
0
0
0
0
0
0
0
0
0
1
W
R
Figure 14-50. Precision Timer Modulus Counter Prescaler Select Register (PTMCPSR)
PTMPS7
Precision Timer Modulus Counter Prescaler Select Bits — These eight bits specify the division rate of the
modulus counter prescaler. These are effective only when the PRNT bit of TSCR1 is set to 1.
some possible division rates.
The newly selected prescaler division rate will not be effective until a load of the load register into the modulus
counter count register occurs.
0
PTPS6
7
Table 14-34. Precision Timer Prescaler Selection Examples when PRNT = 1
0
0
0
0
0
0
0
0
0
0
0
1
1
PTMPS6
PTPS5
0
6
0
0
0
0
0
0
0
0
0
0
1
1
1
MC9S12XE-Family Reference Manual Rev. 1.25
Table 14-35. PTMCPSR Field Descriptions
PTMPS5
PTPS4
0
5
0
0
0
0
0
0
0
0
0
1
1
1
1
PTMPS4
PTPS3
0
4
0
0
0
0
0
0
0
0
1
1
1
1
1
Description
PTMPS3
PTPS2
0
0
0
0
1
1
1
1
1
1
1
1
1
0
3
PTPS1
PTMPS2
0
0
1
1
0
0
1
1
1
1
1
1
1
0
2
PTPS0
PTMPS1
Freescale Semiconductor
0
1
0
1
0
1
0
1
1
1
1
1
1
0
1
Table 14-36
Prescale
Factor
PTMPS0
128
256
16
32
64
1
2
3
4
5
6
7
8
0
0
shows

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