MC908SR12MFAE Freescale Semiconductor, MC908SR12MFAE Datasheet - Page 314

• Manufacturer Part Number: MC908SR12MFAE
• Description: IC MCU 12K FLASH 8MHZ 48-LQFP
• Manufacturer: Freescale Semiconductor
• Series: HC08r

Specifications of MC908SR12MFAE

• Core Processor: HC08
• Core Size: 8-Bit
• Speed: 8MHz
• Connectivity: I²C, SCI
• Peripherals: LVD, POR, PWM, Temp Sensor
• Number Of I /o: 31
• Program Memory Size: 12KB (12K x 8)
• Program Memory Type: FLASH
• Ram Size: 512 x 8
• Voltage - Supply (vcc/vdd): 4.5 V ~ 5.5 V
• Data Converters: A/D 14x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 48-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

Multi-Master IIC Interface (MMIIC)
17.9.4 Write Byte/Word
17.9.5 Read Byte/Word
Data Sheet
314
(a) Read Byte Protocol
(b) Read Byte Protocol with PEC
(c) Read Word Protocol
(d) Read Word Protocol with PEC
Data Byte High
Data Byte High
START
START
START
START
(a) Write Byte Protocol
(b) Write Byte Protocol with PEC
(c) Write Word Protocol
(d) Write Word Protocol with PEC
PEC
START
START
START
START
PEC
Slave Address W
Slave Address W
Slave Address W
Slave Address W
NAK
NAK
ACK
Slave Address W
Slave Address W
Slave Address W
Slave Address W
ACK
STOP
STOP
ACK
ACK
ACK
ACK
PEC
STOP
ACK
ACK
ACK
ACK
Command Code
Command Code
Command Code
Command Code
NAK
Figure 17-16. Write Byte/Word
Figure 17-17. Read Byte/Word
Command Code
Command Code
Command Code
Command Code
Multi-Master IIC Interface (MMIIC)
STOP
ACK
ACK
ACK
ACK
ACK
ACK
ACK
ACK
START
START
START
START
Data Byte Low
Data Byte Low
Data Byte
Data Byte
Slave Address
Slave Address
Slave Address
Slave Address
MC68HC908SR12•MC68HC08SR12 — Rev. 5.0
ACK
ACK
ACK
ACK
R
R
R
R
ACK
ACK
ACK
ACK
Data Byte High
Data Byte High
STOP
PEC
Data Byte Low
Data Byte Low
Data Byte
Data Byte
Freescale Semiconductor
ACK
ACK
ACK
NAK
ACK
ACK
ACK
STOP
STOP
STOP