參數(shù)資料
型號: AT91RM9200-CI-002
廠商: Atmel
文件頁數(shù): 21/41頁
文件大?。?/td> 0K
描述: IC ARM9 MCU 256 BGA
標準包裝: 126
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: 256-BGA
包裝: 托盤
28
1768MS–ATARM–09-Jul-09
AT91RM9200
– Compliant with LCD Module
– Programmable Setup Time Read/Write
– Programmable Hold Time Read/Write
Multiple Wait State Management
– Programmable Wait State Generation
– External Wait Request
– Programmable Data Float Time
10.6
SDRAM Controller
Numerous configurations supported
– 2K, 4K, 8K Row Address Memory Parts
– SDRAM with two or four Internal Banks
– SDRAM with 16- or 32-bit Data Path
Programming facilities
– Word, half-word, byte access
– Automatic page break when Memory Boundary has been reached
– Multibank Ping-pong Access
– Timing parameters specified by software
– Automatic refresh operation, refresh rate is programmable
Energy-saving capabilities
– Self-refresh and Low-power Modes supported
Error detection
– Refresh Error Interrupt
SDRAM Power-up Initialization by software
Latency is set to two clocks (CAS Latency of 1, 3 Not Supported)
Auto Precharge Command not used
10.7
Burst Flash Controller
Multiple Access Modes supported
– Asynchronous or Burst Mode Byte, Half-word or Word Read Accesses
– Asynchronous Mode Half-word Write Accesses
Adaptability to different device speed grades
– Programmable Burst Flash Clock Rate
– Programmable Data Access Time
– Programmable Latency after Output Enable
Adaptability to different device access protocols and bus interfaces
– Two Burst Read Protocols: Clock Control Address Advance or Signal Controlled
Address Advance
– Multiplexed or separate address and data buses
– Continuous Burst and Page Mode Accesses supported
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