參數(shù)資料
型號: ATSAM3X8CA-AU
廠商: Atmel
文件頁數(shù): 42/71頁
文件大小: 0K
描述: IC MCU 2X256KB CORTEX-M3 100-QFP
標(biāo)準(zhǔn)包裝: 90
系列: SAM3X
核心處理器: ARM? Cortex?-M3
芯體尺寸: 32-位
速度: 84MHz
連通性: CAN,以太網(wǎng),I²C,IrDA,LIN,MMC,SPI,SSC,UART/USART,USB
外圍設(shè)備: 欠壓檢測/復(fù)位,DMA,I²S,POR,PWM,WDT
輸入/輸出數(shù): 63
程序存儲器容量: 512KB(512K x 8)
程序存儲器類型: 閃存
RAM 容量: 96K x 8
電壓 - 電源 (Vcc/Vdd): 1.62 V ~ 1.95 V
數(shù)據(jù)轉(zhuǎn)換器: A/D 16x12b,D/A 2x12b
振蕩器型: 內(nèi)部
工作溫度: -40°C ~ 85°C
封裝/外殼: 100-LQFP
包裝: 托盤
49
11057BS–ATARM–13-Jul-12
SAM3X/A
49
11057BS–ATARM–13-Jul-12
SAM3X/A
10.10 Real Time Clock
Low power consumption
Full asynchronous design
Two hundred year calendar
Programmable Periodic Interrupt
Alarm and update parallel load
Control of alarm and update Time/Calendar Data In
10.11 General-Purpose Backup Registers
Eight 32-bit general-purpose backup registers
10.12 Nested Vectored Interrupt Controller
Thirty maskable interrupts
Sixteen priority levels
Dynamic reprioritization of interrupts
Priority grouping
– selection of preempting interrupt levels and non preempting interrupt levels.
Support for tail-chaining and late arrival of interrupts.
– back-to-back interrupt processing without the overhead of state saving and
restoration between interrupts.
Processor state automatically saved on interrupt entry, and restored on interrupt exit, with no
instruction overhead.
10.13 Chip Identification
Chip Identifier (CHIPID) registers permit recognition of the device and its revision.
.JTAG ID: 0x05B2B03F
Table 10-1.
ATSAM3A/X Chip IDs Register
Chip Name
CHIPID_CIDR
CHIPID_EXID
ATSAM3X8H (Rev A)
0x286E0A60
0x0
ATSAM3X8E (Rev A)
0x285E0A60
0x0
ATSAM3X4E (Rev A)
0x285B0960
0x0
ATSAM3X8C (Rev A)
0x284E0A60
0x0
ATSAM3X4C (Rev A)
0x284B0960
0x0
ATSAM3A8C (Rev A)
0x283E0A60
0x0
ATSAM3A4C (Rev A)
0x283B0960
0x0
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