S912XEP100J5MAG Freescale Semiconductor, S912XEP100J5MAG Datasheet - Page 662
S912XEP100J5MAG
Manufacturer Part Number
S912XEP100J5MAG
Description
MCU 64K FLASH 144-LQFP
Manufacturer
Freescale Semiconductor
Series
HCS12r
Datasheet
1.S912XEP100J5MAG.pdf
(1328 pages)
Specifications of S912XEP100J5MAG
Core Processor
HCS12X
Core Size
16-Bit
Speed
50MHz
Connectivity
CAN, EBI/EMI, I²C, IrDA, SCI, SPI
Peripherals
LVD, POR, PWM, WDT
Number Of I /o
119
Program Memory Size
1MB (1M x 8)
Program Memory Type
FLASH
Eeprom Size
4K x 8
Ram Size
64K x 8
Voltage - Supply (vcc/vdd)
1.72 V ~ 5.5 V
Data Converters
A/D 24x12b
Oscillator Type
External
Operating Temperature
-40°C ~ 125°C
Package / Case
144-LQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
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Chapter 17 Periodic Interrupt Timer (S12PIT24B8CV2)
17.1.4
Figure 17-1
17.2
The PIT module has no external pins.
662
Because of an order from the United States International Trade Commission, BGA-packaged product lines and partnumbers
indicated here currently are not available from Freescale for import or sale in the United States prior to September 2010
•
•
•
•
Bus Clock
Run mode
This is the basic mode of operation.
Wait mode
PIT operation in wait mode is controlled by the PITSWAI bit located in the PITCFLMT register.
In wait mode, if the bus clock is globally enabled and if the PITSWAI bit is clear, the PIT operates
like in run mode. In wait mode, if the PITSWAI bit is set, the PIT module is stalled.
Stop mode
In full stop mode or pseudo stop mode, the PIT module is stalled.
Freeze mode
PIT operation in freeze mode is controlled by the PITFRZ bit located in the PITCFLMT register.
In freeze mode, if the PITFRZ bit is clear, the PIT operates like in run mode. In freeze mode, if the
PITFRZ bit is set, the PIT module is stalled.
External Signal Description
Block Diagram
shows a block diagram of the PIT module.
Micro Timer 0
Micro Timer 1
8-Bit
8-Bit
MC9S12XE-Family Reference Manual , Rev. 1.23
Micro Time
Base 0
Micro
Time
Base 1
Figure 17-1. PIT24B8C Block Diagram
16-Bit Timer 0
16-Bit Timer 1
16-Bit Timer 2
16-Bit Timer 3
16-Bit Timer 4
16-Bit Timer 5
16-Bit Timer 6
16-Bit Timer 7
Time-Out 0
Time-Out 1
Time-Out 2
Time-Out 3
Time-Out 4
Time-Out 5
Time-Out 6
Time-Out 7
Interface
Interface
Interface
Interface
Interface
Interface
Interface
Interface
Freescale Semiconductor
Interrupt 0
Trigger 0
Interrupt 1
Trigger 1
Interrupt 2
Trigger 2
Interrupt 3
Trigger 3
Interrupt 4
Trigger 4
Interrupt 5
Trigger 5
Interrupt 6
Trigger 6
Interrupt 7
Trigger 7
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