MC9S12XET256CAG Freescale Semiconductor, MC9S12XET256CAG Datasheet - Page 727

• Manufacturer Part Number: MC9S12XET256CAG
• Description: MCU 16BIT 256K FLASH 144-LQFP
• Manufacturer: Freescale Semiconductor
• Series: HCS12r

Specifications of MC9S12XET256CAG

• 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: 256KB (256K x 8)
• Program Memory Type: FLASH
• Eeprom Size: 4K x 8
• Ram Size: 16K x 8
• Voltage - Supply (vcc/vdd): 1.72 V ~ 5.5 V
• Data Converters: A/D 24x12b
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 144-LQFP
• Processor Series: S12XE
• Core: HCS12
• 3rd Party Development Tools: EWHCS12
• Development Tools By Supplier: KIT33812ECUEVME, EVB9S12XEP100, DEMO9S12XEP100
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

20.1.4
Figure 20-1
blocks.
Freescale Semiconductor
RXD Data In
Because of an order from the United States International Trade Commission, BGA-packaged product lines and partnumbers
Bus Clock
indicated here currently are not available from Freescale for import or sale in the United States prior to September 2010
Block Diagram
is a high level block diagram of the SCI module, showing the interaction of various function
Baud Rate
Generator
Decoder
Infrared
1/16
MC9S12XE-Family Reference Manual Rev. 1.23
Transmit Shift Register
Receive Shift Register
Data Format Control
Figure 20-1. SCI Block Diagram
Receive & Wakeup
SCI Data Register
SCI Data Register
Transmit Control
Control
Chapter 20 Serial Communication Interface (S12SCIV5)
Generation
Generation
Interrupt
Transmit
Interrupt
Encoder
Receive
Infrared
RXEDG
IDLE
RDRF/OR
BRKD
BERR
TDRE
TC
Data Out TXD
Interrupt
Request
SCI
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