参数资料
型号: DSP56F803BU80E
厂商: Freescale Semiconductor
文件页数: 7/52页
文件大小: 0K
描述: IC DSP 80MHZ 64KB FLASH 100LQFP
特色产品: DSP56F803 Digital Signal Controller
标准包装: 90
系列: 56F8xx
核心处理器: 56800
芯体尺寸: 16-位
速度: 80MHz
连通性: CAN,EBI/EMI,SCI,SPI
外围设备: POR,PWM,WDT
输入/输出数: 16
程序存储器容量: 71KB(35.5K x 16)
程序存储器类型: 闪存
RAM 容量: 2.5K x 16
电压 - 电源 (Vcc/Vdd): 3 V ~ 3.6 V
数据转换器: A/D 8x12b
振荡器型: 外部
工作温度: -40°C ~ 85°C
封装/外壳: 100-LQFP
包装: 托盘
Quadrature Decoder Signals
56F803 Technical Data, Rev. 16
Freescale Semiconductor
15
2.8 Quadrature Decoder Signals
2.9 Serial Communications Interface (SCI) Signals
Table 2-12 Quadrature Decoder (Quad Dec0) Signals
No. of
Pins
Signal
Name
Signal
Type
State During
Reset
Signal Description
1
PHASEA0
TA0
Input
Input/Output
Input
Phase A—Quadrature Decoder #0 PHASEA input
TA0—Timer A Channel 0
1
PHASEB0
TA1
Input
Input/Output
Input
Phase B—Quadrature Decoder #0 PHASEB input
TA1—Timer A Channel 1
1
INDEX0
TA2
Input
Input/Output
Input
Index—Quadrature Decoder #0 INDEX input
TA2—Timer A Channel 2
1
HOME0
TA3
Input
Input/Output
Input
Home—Quadrature Decoder #0 HOME input
TA3—Timer A Channel 3
Table 2-13 Serial Communications Interface (SCI0) Signals
No. of
Pins
Signal
Name
Signal Type
State During
Reset
Signal Description
1
TXD0
GPIOE0
Output
Input/Output
Input
Transmit Data (TXD0)—SCI0 transmit data output
Port E GPIO—This General Purpose I/O (GPIO) pin can be
individually programmed as an input or output pin.
After reset, the default state is SCI output.
1
RXD0
GPIOE1
Input
Input/Output
Input
Receive Data (RXD0)— SCI0 receive data input
Port E GPIO—This General Purpose I/O (GPIO) pin can be
individually programmed as an input or output pin.
After reset, the default state is SCI input.
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