參數(shù)資料
型號: AT91RM9200-QI-002
廠商: Atmel
文件頁數(shù): 22/41頁
文件大?。?/td> 0K
描述: IC ARM9 MCU 208 PQFP
標(biāo)準(zhǔn)包裝: 24
系列: AT91
核心處理器: ARM9
芯體尺寸: 16/32-位
速度: 180MHz
連通性: EBI/EMI,以太網(wǎng),I²C,MMC,SPI,SSC,UART/USART,USB
外圍設(shè)備: POR
輸入/輸出數(shù): 122
程序存儲器容量: 128KB(128K x 8)
程序存儲器類型: ROM
RAM 容量: 48K x 8
電壓 - 電源 (Vcc/Vdd): 1.65 V ~ 1.95 V
振蕩器型: 內(nèi)部
工作溫度: -40°C ~ 85°C
封裝/外殼: 208-MQFP,208-PQFP
包裝: 托盤
29
1768MS–ATARM–09-Jul-09
AT91RM9200
10.8
Peripheral DMA Controller (PDC)
Generates transfers to/from peripherals such as DBGU, USART, SSC, SPI and MCI
Twenty channels
One Master Clock cycle needed for a transfer from memory to peripheral
Two Master Clock cycles needed for a transfer from peripheral to memory
10.9
System Timer
One Period Interval Timer, 16-bit programmable counter
One Watchdog Timer, 16-bit programmable counter
One Real-time Timer, 20-bit free-running counter
Interrupt Generation on event
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 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 USB devices
Root hub integrated with two downstream USB ports
Two embedded USB transceivers
Supports power management
Operates as a master on the Memory Controller
10.12 USB Device Port
USB V2.0 full-speed compliant, 12 Mbits per second
Embedded USB V2.0 full-speed transceiver
Embedded 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, Endpoint 3: 8 bytes, no ping-pong mode
– Endpoint 1, Endpoint 2: 64 bytes, ping-pong mode
– Endpoint 4, Endpoint 5: 256 bytes, ping-pong mode
10.13 Ethernet MAC
Compatibility with IEEE Standard 802.3
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