MC9S12C128VFU Freescale Semiconductor, MC9S12C128VFU Datasheet - Page 385

• Manufacturer Part Number: MC9S12C128VFU
• Manufacturer: Freescale Semiconductor

Specifications of MC9S12C128VFU

• Cpu Family: HCS12
• Device Core Size: 16b
• Frequency (max): 25MHz
• Interface Type: CAN/SCI/SPI
• Program Memory Type: Flash
• Program Memory Size: 128KB
• Total Internal Ram Size: 4KB
• # I/os (max): 60
• Number Of Timers - General Purpose: 8
• Operating Supply Voltage (typ): 2.5/5V
• Operating Supply Voltage (max): 2.75/5.5V
• Operating Supply Voltage (min): 2.35/2.97V
• On-chip Adc: 8-chx10-bit
• Instruction Set Architecture: CISC
• Operating Temp Range: -40C to 105C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 80
• Package Type: PQFP
• Lead Free Status / Rohs Status: Not Compliant

13.1.4
Figure 13-1
blocks.
13.2
The SCI module has a total of two external pins:
13.2.1
This pin serves as transmit data output of SCI.
13.2.2
This pin serves as receive data input of the SCI.
Freescale Semiconductor
RX DATA IN
BUS CLOCK
External Signal Description
Block Diagram
TXD-SCI Transmit Pin
RXD-SCI Receive Pin
is a high level block diagram of the SCI module, showing the interaction of various functional
GENERATOR
BAUD
MC9S12C-Family / MC9S12GC-Family
RECEIVE & WAKE UP CONTROL
Figure 13-1. SCI Block Diagram
RECEIVE SHIFT REGISTER
TRANSMIT SHIFT REGISTER
÷16
SCI DATA REGISTER
TRANSMIT CONTROL
SCI DATA REGISTER
Chapter 13 Serial Communications Interface (S12SCIV2) Block Description
Rev 01.24
DATA FORMAT CONTROL
TDRE IRQ
RDR/OR IRQ
TC IRQ
IDLE IRQ
TXDATA OUT
IRQ
TO CPU
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