MCF5281CVM66J Freescale Semiconductor, MCF5281CVM66J Datasheet - Page 20
MCF5281CVM66J
Manufacturer Part Number
MCF5281CVM66J
Description
IC MPU 256K FLASH 256MAPBGA
Manufacturer
Freescale Semiconductor
Series
MCF528xr
Datasheet
1.MCF5216CVM66J.pdf
(766 pages)
Specifications of MCF5281CVM66J
Core Processor
Coldfire V2
Core Size
32-Bit
Speed
66MHz
Connectivity
CAN, EBI/EMI, Ethernet, I²C, SPI, UART/USART
Peripherals
DMA, LVD, POR, PWM, WDT
Number Of I /o
150
Program Memory Size
256KB (256K x 8)
Program Memory Type
FLASH
Ram Size
64K x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 3.6 V
Data Converters
A/D 8x10b
Oscillator Type
External
Operating Temperature
-40°C ~ 85°C
Package / Case
256-MAPBGA
Processor Series
MCF528x
Core
ColdFire V2
3rd Party Development Tools
JLINK-CF-BDM26, EWCF
Development Tools By Supplier
NNDK-MOD5282-KIT
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Lead Free Status / Rohs Status
Details
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
MCF5281CVM66J
Manufacturer:
Freescale Semiconductor
Quantity:
10 000
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22.5 Initialization/Application Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22-15
23.1 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23-1
23.2 External Signal Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23-3
23.3 Memory Map/Register Definition . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23-3
23.4 Functional Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23-16
23.5 Initialization/Application Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23-26
xx
22.4.2 Baud Rate Selection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22-12
22.4.3 Transfer Delays . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22-13
22.4.4 Transfer Length . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22-14
22.4.5 Data Transfer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22-14
23.1.1 Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23-1
23.1.2 Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23-2
23.3.1 UART Mode Registers 1 (UMR1n) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23-5
23.3.2 UART Mode Register 2 (UMR2n) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23-6
23.3.3 UART Status Registers (USRn) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23-8
23.3.4 UART Clock Select Registers (UCSRn) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23-9
23.3.5 UART Command Registers (UCRn) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23-9
23.3.6 UART Receive Buffers (URBn) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23-11
23.3.7 UART Transmit Buffers (UTBn) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23-12
23.3.8 UART Input Port Change Registers (UIPCRn) . . . . . . . . . . . . . . . . . . . . . . . 23-12
23.3.9 UART Auxiliary Control Register (UACRn) . . . . . . . . . . . . . . . . . . . . . . . . . . 23-13
23.3.10UART Interrupt Status/Mask Registers (UISRn/UIMRn) . . . . . . . . . . . . . . . 23-13
23.3.11UART Baud Rate Generator Registers (UBG1n/UBG2n) . . . . . . . . . . . . . . 23-15
23.3.12UART Input Port Register (UIPn) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23-15
23.3.13UART Output Port Command Registers (UOP1n/UOP0n) . . . . . . . . . . . . . 23-16
23.4.1 Transmitter/Receiver Clock Source . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23-16
23.4.2 Transmitter and Receiver Operating Modes . . . . . . . . . . . . . . . . . . . . . . . . . 23-18
23.4.3 Looping Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23-22
23.4.4 Multidrop Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23-24
23.4.5 Bus Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23-26
23.5.1 Interrupt and DMA Request Initialization . . . . . . . . . . . . . . . . . . . . . . . . . . . 23-26
22.4.1.3 Command RAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22-12
23.4.1.1 Programmable Divider . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23-17
23.4.1.2 Calculating Baud Rates . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23-17
23.4.2.1 Transmitter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23-18
23.4.2.2 Receiver . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23-20
23.4.2.3 FIFO . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23-21
23.4.3.1 Automatic Echo Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23-23
23.4.3.2 Local Loopback Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23-23
23.4.3.3 Remote Loopback Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23-23
23.4.5.1 Read Cycles . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23-26
23.4.5.2 Write Cycles . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23-26
MCF5282 and MCF5216 ColdFire Microcontroller User’s Manual, Rev. 3
UART Modules
Chapter 23
Freescale Semiconductor
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