參數(shù)資料
型號: PIC32MX795F512L-80I/PF
廠商: Microchip Technology
文件頁數(shù): 63/64頁
文件大?。?/td> 0K
描述: IC MCU 32BIT 512KB FLASH 100TQFP
標準包裝: 90
系列: PIC® 32MX
核心處理器: MIPS32? M4K?
芯體尺寸: 32-位
速度: 80MHz
連通性: CAN,以太網(wǎng),I²C,SPI,UART/USART,USB OTG
外圍設備: 欠壓檢測/復位,DMA,POR,PWM,WDT
輸入/輸出數(shù): 85
程序存儲器容量: 512KB(512K x 8)
程序存儲器類型: 閃存
RAM 容量: 128K x 8
電壓 - 電源 (Vcc/Vdd): 2.3 V ~ 3.6 V
數(shù)據(jù)轉(zhuǎn)換器: A/D 16x10b
振蕩器型: 內(nèi)部
工作溫度: -40°C ~ 85°C
封裝/外殼: 100-TQFP
包裝: 托盤
產(chǎn)品目錄頁面: 650 (CN2011-ZH PDF)
PIC32MX
DS61145K-page 8
2007-2012 Microchip Technology Inc.
5.0
EJTAG vs. ICSP
Programming is accomplished through the EJTAG
module in the CPU core. EJTAG is connected to either
the full set of JTAG pins, or a reduced 2-wire to 4-wire
EJTAG interface for ICSP mode. In both modes, pro-
gramming of the PIC32MX Flash memory is accom-
plished
through
the
ETAP
controller.
The
TAP
Controller uses the TMS pin to determine if Instruction
or Data registers should be accessed in the shift path
between TDI and TDO (see Figure 5-1).
The basic concept of EJTAG that is used for
programming is the use of a special memory area
called DMSEG (0xFF200000 to 0xFF2FFFFF), which
is only available when the processor is running in
Debug mode. All instructions are serially shifted into an
internal buffer, and then loaded into the Instruction
register and executed by the CPU. Instructions are fed
through the ETAP state machine in 32-bit groups.
FIGURE 5-1:
TAP CONTROLLER
TMS
TCK
TDO
TDI
Tap Controller
Instruction, Data and Control Registers
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相關代理商/技術(shù)參數(shù)
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PIC32MX795F512L-80IPT 制造商:MICROCHIP 制造商全稱:Microchip Technology 功能描述:PIC32 Flash Programming Specification
PIC32MX795F512L-80V/BG 功能描述:32位微控制器 - MCU 512KB 128KBR USB-OTG 2 CAN ETH 80MHz 10b RoHS:否 制造商:Texas Instruments 核心:C28x 處理器系列:TMS320F28x 數(shù)據(jù)總線寬度:32 bit 最大時鐘頻率:90 MHz 程序存儲器大小:64 KB 數(shù)據(jù) RAM 大小:26 KB 片上 ADC:Yes 工作電源電壓:2.97 V to 3.63 V 工作溫度范圍:- 40 C to + 105 C 封裝 / 箱體:LQFP-80 安裝風格:SMD/SMT
PIC32MX795F512L-80V/PF 功能描述:32位微控制器 - MCU 512KB 128KBR USB-OTG 2 CAN ETH 80MHz 10b RoHS:否 制造商:Texas Instruments 核心:C28x 處理器系列:TMS320F28x 數(shù)據(jù)總線寬度:32 bit 最大時鐘頻率:90 MHz 程序存儲器大小:64 KB 數(shù)據(jù) RAM 大小:26 KB 片上 ADC:Yes 工作電源電壓:2.97 V to 3.63 V 工作溫度范圍:- 40 C to + 105 C 封裝 / 箱體:LQFP-80 安裝風格:SMD/SMT
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