參數(shù)資料
型號(hào)： SCF5250VM120
廠商： Motorola, Inc.
英文描述： SCF5250 Integrated ColdFire Microprocessor
中文描述： SCF5250提供了集成的ColdFire微處理器
文件頁(yè)數(shù)： 10/48頁(yè)
文件大小： 767K
代理商： SCF5250VM120
SCF5250 Integrated ColdFire Microprocessor Data Sheet, Rev. 1.1
Signal Descriptions
Freescale Semiconductor
10
ISA bus read strobe
IDE-DIOR/GPIO31
(CS2)
There is 1 ISA bus read strobe and 1
ISA bus write strobe. They allow
connection of one independent ISA
bus peripherals, e.g. an IDE slave
device.
In/Out
ISA bus write strobe
IDE-DIOW/GPIO32
(CS2)
In/Out
ISA bus wait signal
IDE-IORDY/GPIO33
ISA bus wait line - available for both
busses
In/Out
Chip Selects[2:0]
CS0/CS4
CS1/QSPI_CS3/GPIO28
Enables peripherals at programmed
addresses.
CS[0] provides boot ROM selection
Out
In/Out
negated
Buffer enable 1
BUFENB1/GPIO29
Two programmable buffer enables
allow seamless steering of external
buffers to split data and address bus in
sections.
In/Out
Buffer enable 2
BUFENB2/GPIO30
In/Out
Transfer acknowledge
TA/GPIO12
Transfer Acknowledge signal
In/Out
Wake Up
WAKE_UP/GPIO21
Wake-up signal input
Clock signal for Dual I
2
C module
operation
Serial data port for second I
2
C module
operation
In
Serial Clock Line
SCL0/SDATA1_BS1/GPIO41
SCL1/TXD1/GPIO10
In/Out
Serial Data Line
SDA0/SDATA3/GPIO42
SDA1/RXD1/GPIO44
In/Out
Receive Data
SDA1/RXD1/GPIO44
RXD0/GPIO46
Signal is receive serial data input for
DUART
In
Transmit Data
SCL1/TXD1/GPIO10
TXD0/GPIO45
Signal is transmit serial data output for
DUART
Out
Request-To-Send
DDATA3/RTS0/GPIO4
DDATA1/RTS1/SDATA2_BS2/GPIO2
DUART signals a ready to receive
data query
Out
Clear-To-Send
DDATA2/CTSO/GPIO3
DDATA0/CTS1/SDATA0_SDIO1/GPIO1
Signals to DUART that data can be
transmitted to peripheral
In
Timer Output
SDATAO1/TOUT0/GPIO18
Capable of output waveform or pulse
generation
Out
IEC958 inputs
EBUIN1/GPIO36
EBUIN2/SCLK_OUT/GPIO13
EBUIN3/CMD_SDIO2/GPIO14
QSPI_CS0/EBUIN4/GPIO15
audio interfaces IEC958 inputs
In
IEC958 outputs
EBUOUT1/GPIO37
QSPI_CS1/EBUOUT2/GPIO16
audio interfaces IEC958 outputs
Out
Serial data in
SDATAI1/GPIO17
SDATAI3/GPIO8
audio interfaces serial data inputs
In
Serial data out
SDATAO1/TOUT0/GPIO18
SDATAO2/GPIO34
audio interfaces serial data outputs
In/Out
Out
Word clock
LRCK1/GPIO19
LRCK2/GPIO23
LRCK3/GPIO43/AUDIO_CLOCK
audio interfaces serial word clocks
In/Out
Bit clock
SCLK1/GPIO20
SCLK2/GPIO22
SCLK3/GPIO35
audio interfaces serial bit clocks
In/Out
Table 3. SCF5250 Signal Index (continued)
Signal Name
Mnemonic
Function
Input/
Output
Reset
State
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
SCF5251VM 制造商:Freescale Semiconductor 功能描述:
SCF54417M0CMJ250 制造商:Freescale Semiconductor 功能描述:COLDFIREV4M CORE - Bulk
SCF5740 功能描述:LED 顯示器和配件 5x7 Red 0.27" 4-CHARACTER RoHS:否 制造商:Avago Technologies 顯示器類型:7 Segment 數(shù)位數(shù)量:2 字符大小:7.8 mm x 14.22 mm 照明顏色:Red 波長(zhǎng):628 nm 共用管腳:Common Anode 工作電壓:2.05 V 工作電流:20 mA 最大工作溫度:+ 85 C 最小工作溫度:- 35 C 封裝:Tube
SCF5741 制造商:OSRAM 功能描述:
SCF5742 功能描述:LED 顯示器和配件 5x7 Hi-Eff Red 0.27" 4-CHARACTER RoHS:否 制造商:Avago Technologies 顯示器類型:7 Segment 數(shù)位數(shù)量:2 字符大小:7.8 mm x 14.22 mm 照明顏色:Red 波長(zhǎng):628 nm 共用管腳:Common Anode 工作電壓:2.05 V 工作電流:20 mA 最大工作溫度:+ 85 C 最小工作溫度:- 35 C 封裝:Tube
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