MCF51EM256CLL Freescale Semiconductor, MCF51EM256CLL Datasheet - Page 323

• Manufacturer Part Number: MCF51EM256CLL
• Description: IC MCU 32BIT 256KB FLASH 100LQFP
• Manufacturer: Freescale Semiconductor
• Series: MCF51EMr

Specifications of MCF51EM256CLL

• Core Processor: Coldfire V1
• Core Size: 32-Bit
• Speed: 50MHz
• Connectivity: I²C, SCI, SPI
• Peripherals: LCD, LVD, PWM, WDT
• Number Of I /o: 63
• Program Memory Size: 256KB (256K x 8)
• Program Memory Type: FLASH
• Ram Size: 16K x 8
• Voltage - Supply (vcc/vdd): 1.8 V ~ 3.6 V
• Data Converters: A/D 16x12b
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 100-LQFP
• Processor Series: MCF51EM
• Core: ColdFire V1
• Data Bus Width: 32 bit
• Data Ram Size: 16 KB
• Interface Type: RS-232, LIN
• Maximum Clock Frequency: 50 MHz
• Number Of Timers: 3
• Operating Supply Voltage: 1.8 V to 3.6 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: JLINK-CF-BDM26, EWCF
• Development Tools By Supplier: DEMOEM
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Figure 14-3
Freescale Semiconductor
From RxD Pin
LOOPS
RXINV
RSRC
Transmitter
From
Rate Clock
Active Edge
16 × Baud
shows the receiver portion of the SCI.
Detect
Loop Control
Single-Wire
MCF51EM256 Series ColdFire Integrated Microcontroller Reference Manual, Rev. 8
PE
PT
Internal Bus
Data Recovery
LBKDE
WAKE
Divide
By 16
Figure 14-3. SCI Receiver Block Diagram
ILT
Checking
M
Parity
Wakeup
Logic
(Read-only)
SCID – Rx Buffer
H
RXEDGIF
RXEDGIE
LBKDIE
LBKDIF
8
RDRF
11-Bit Receive Shift Register
ORIE
IDLE
NEIE
FEIE
PEIE
ILIE
RIE
OR
NF
FE
PF
7
6
5
RWU
Shift Direction
4
3
2
RWUID
Serial Communication Interface (SCI)
1
0
L
Rx Interrupt
Request
Error Interrupt
Request
14-5