參數(shù)資料
型號(hào): AT91SAM9G20B-CFU
廠商: Atmel
文件頁(yè)數(shù): 30/42頁(yè)
文件大小: 0K
描述: IC MCU ARM9 247-LFBGA
產(chǎn)品培訓(xùn)模塊: MCU Product Line Introduction
標(biāo)準(zhǔn)包裝: 240
系列: SAM9G
核心處理器: ARM9
芯體尺寸: 16/32-位
速度: 400MHz
連通性: EBI/EMI,以太網(wǎng),I²C,IrDA,ISI,MMC,SPI,SSC,UART/USART,USB
外圍設(shè)備: DMA,POR,PWM,WDT
輸入/輸出數(shù): 96
程序存儲(chǔ)器容量: 64KB(64K x 8)
程序存儲(chǔ)器類型: ROM
RAM 容量: 96K x 8
電壓 - 電源 (Vcc/Vdd): 0.9 V ~ 1.1 V
數(shù)據(jù)轉(zhuǎn)換器: A/D 4x10b
振蕩器型: 內(nèi)部
工作溫度: -40°C ~ 85°C
封裝/外殼: 247-TFBGA
包裝: 托盤
36
6384DS–ATARM–13-Jan-10
AT91SAM9G20 Summary
– Three external clock inputs
– Five internal clock inputs
– Two multi-purpose input/output signals
Each block contains two global registers that act on all three TC Channels
Note:
TC Block 0 (TC0, TC1, TC2) and TC Block 1 (TC3, TC4, TC5) have identical user interfaces. See
addresses.
10.4.6
Multimedia Card Interface
One double-channel MultiMedia Card Interface
Compatibility with MultiMedia Card Specification Version 3.11
Compatibility with SD Memory Card Specification Version 1.1
Compatibility with SDIO Specification Version V1.0.
Card clock rate up to Master Clock divided by 2
Embedded power management to slow down clock rate when not used
MCI has two slots, each supporting
– One slot for one MultiMediaCard bus (up to 30 cards) or
– One SD Memory Card
Support for stream, block and multi-block data read and write
10.4.7
USB Host Port
Compliance with Open HCI Rev 1.0 Specification
Compliance with USB V2.0 Full-speed and Low-speed Specification
Supports both Low-Speed 1.5 Mbps and Full-speed 12 Mbps devices
Root hub integrated with two downstream USB ports in the 217-LFBGA package
Two embedded USB transceivers
Supports power management
Operates as a master on the Matrix
10.4.8
USB Device Port
USB V2.0 full-speed compliant, 12 MBits per second
Embedded USB V2.0 full-speed transceiver
Embedded 2,432-byte dual-port RAM for endpoints
Suspend/Resume logic
Ping-pong mode (two memory banks) for isochronous and bulk endpoints
Six general-purpose endpoints
– Endpoint 0 and 3: 64 bytes, no ping-pong mode
– Endpoint 1 and 2: 64 bytes, ping-pong mode
– Endpoint 4 and 5: 512 bytes, ping-pong mode
Embedded pad pull-up
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