参数资料
型号: SCF5249LAG120
厂商: FREESCALE SEMICONDUCTOR INC
元件分类: 微控制器/微处理器
英文描述: 32-BIT, 120 MHz, RISC PROCESSOR, PQFP144
封装: LEAD FREE, QFP-144
文件页数: 8/56页
文件大小: 918K
代理商: SCF5249LAG120
SCF5249 Integrated ColdFire Microprocessor Data Sheet, Rev. 3
Signal Descriptions
Freescale Semiconductor
16
ADC
EBUIN3/ADIN0/GPI38
EBUIN4/ADIN1/GPI39
RXD2/ADIN2/GPI28
CTS2/ADIN3/GPI31
Analog to Digital converter input
signals
In/Out
ADC
TOUT1/ADOUT/GPO35
Analog to digital convertor output
signal.
In/Out
QSPI clock
SCL/QSPI_CLK
QSPI clock signal
In/Out
QSPI data in
SDA/QSPI_DIN
QSPI data input
In/Out
QSPI data out
QSPIDOUT/GPIO26
QSPI data out
In/Out
QSPI chip selects
QSPICS0/GPIO29
QSPICS1/GPIO24
QSPICS2/GPIO21
QSPICS3/GPIO22
QSPI chip selects
In/Out
Crystal in
CRIN
Crystal input
In
Reset In
RSTI
Processor Reset Input
In
Freescale Test Mode
TEST[3:0]
Should always be low.
In
High Impedance
HIZ
Assertion three-states all output
signal pins.
In
Debug Data
DDATA3/GPIO4
DDATA2/GPIO2
DDATA1/GPIO1
DDATA0/GPIO0
Displays captured processor data
and break-point status.
In/Out
Hi-Z
Processor Status
PST3/GPIO62
PST2/GPIO61
PST1/GPIO60
PST0/GPIO59
Indicates internal processor status.
In/Out
Hi-Z
Processor clock
PSTCLK/GPO63
Processor clock output
Out
Test Clock
TCK
Clock signal for IEEE 1149.1A JTAG.
In
Test Reset/Development
Serial Clock
TRST/DSCLK
Multiplexed signal that is
asynchronous reset for JTAG
controller. Clock input for debug
module.
In
Test Mode Select/ Break
Point
TMS/BKPT
Multiplexed signal that is test mode
select in JTAG mode and a hardware
break-point in debug mode.
In
Test Data Input /
Development Serial Input
TDI/DSI
Multiplexed serial input for the JTAG
or background debug module.
In
Test Data
Output/Development
Serial Output
TDO/DSO
Multiplexed serial output for the JTAG
or background debug module.
Out
Note: The CMD_SDIO2, SDATA0_SDIO1, RSTO/SDATA2_BS2, A25, QSPI_CS1, QSPI_CS3, SDRAM_CS2, EBUOUT2,
BUFENB2, SUBR, SFSY, RCK, SRE, LRCK3, SWE, and the SCLK3 signals are only used in the 160 MAPBGA package.
Table 4. SCF5249 Signal Index (continued)
Signal Name
Mnemonic
Function
Input/
Output
Reset
State
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