S912XET256J2VAGR Freescale Semiconductor, S912XET256J2VAGR Datasheet - Page 580

• 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 15 Inter-Integrated Circuit (IICV3) Block Description
15.1.2
The IIC functions the same in normal, special, and emulation modes. It has two low power modes: wait
and stop modes.
15.1.3
The block diagram of the IIC module is shown in
15.2
The IICV3 module has two external pins.
15.2.1
This is the bidirectional serial clock line (SCL) of the module, compatible to the IIC bus specification.
15.2.2
This is the bidirectional serial data line (SDA) of the module, compatible to the IIC bus specification.
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General Call Address detection
Compliant to ten-bit address
External Signal Description
Modes of Operation
Block Diagram
IIC_SCL — Serial Clock Line Pin
IIC_SDA — Serial Data Line Pin
Interrupt
bus_clock
IIC
MC9S12XE-Family Reference Manual Rev. 1.25
Registers
Figure 15-1. IIC Block Diagram
Clock
Control
Figure
Start
Stop
Arbitration
Control
Compare
Address
15-1.
In/Out
Data
Shift
Register
Freescale Semiconductor
SCL
SDA