参数资料
型号: PIC32MX575F256LT-80I/PF
厂商: Microchip Technology
文件页数: 8/64页
文件大小: 0K
描述: MCU 32BIT 256K FLASH 100TQFP
标准包装: 1,000
系列: PIC® 32MX
核心处理器: MIPS32? M4K?
芯体尺寸: 32-位
速度: 80MHz
连通性: CAN,I²C,SPI,UART/USART,USB OTG
外围设备: 欠压检测/复位,DMA,POR,PWM,WDT
输入/输出数: 85
程序存储器容量: 256KB(256K x 8)
程序存储器类型: 闪存
RAM 容量: 64K x 8
电压 - 电源 (Vcc/Vdd): 2.3 V ~ 3.6 V
数据转换器: A/D 16x10b
振荡器型: 内部
工作温度: -40°C ~ 85°C
封装/外壳: 100-TQFP
包装: 带卷 (TR)
PIC32MX
DS61145K-page 16
2007-2012 Microchip Technology Inc.
6.3
XferData
Pseudo Operation
Format:
oData = XferData (iData)
Purpose:
To clock data to and from the register selected by the
command.
Description (in sequence):
1.
The TMS Header is clocked into the device to
select the Shift DR state.
2.
The data is clocked in/out of the device on
TDI/TDO while holding signal TMS low.
3.
The last MSb of the data is clocked in/out
while setting TMS high.
4.
The TMS Footer is clocked in on TMS to return
the TAP controller to the Run/Test Idle state.
Restrictions:
None.
Example:
oData = XferData (32’h0x12)
FIGURE 6-5:
XferData 4-WIRE
FIGURE 6-6:
XferData 2-WIRE (4-PHASE)
TMS
TDI
TDO
iMSb
‘1’
TCK
‘1’
‘0’
iLSb
TMS Header = 100
Data (32’h0x12) Data (MSb) + TMS =1
TMS Footer = 10
oMSb
oLSb
TDI = 0
TMS = 0
TDO = oLSb
TDI = 0
TDO = X
TMS = 0
TDI = 0
TDO = X
TMS = 1
PGEC
PGED
TMS Header = 100
TDI = 0
TMS = 0
TDO = X
TDI = 0
TDO = X
TMS = 1
TDO = X
TMS = 0
TDI = iLSb
TDO = oLSb+1
TDI = iMSb
Data (31’h0x12) + TMS = 0
Data (MSb) + TMS Footer = 1
TMS Footer = 10
...
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