1. 在 GPIF Designer 窗口中,请单击 Single Read (单次读取) 选项卡来选择它.右键单击并选择 Set Tab Label (设置选项卡标签),然后它重新命名为"Unused" (未使用).对于"Single Write" (单次写入) 选项卡, 请重复该操作,同样将其重名为"Unused" (未使用). Figure 2 单次读取选项卡 2....
• The non-volatile memory is divided into three arrays: – 32 Kbytes of embedded Flash program memory – 1 Kbytes of data EEPROM – Information block containing 32 user and factory options bytes plus 4 Kbytes of system memory The user options bytes are used to write-protect or read-out ...
CY7C1410AV18, CY7C1425AV18 CY7C1412AV18, CY7C1414AV18 36-Mbit QDR™-II SRAM 2-Word Burst Architecture Features ■ Separate independent read and write data ports ❐ Supports concurrent transactions ■ 250 MHz clock for high bandwidth ■ 2-word burst on all accesses ■ Double Data ...
two banks read-while-write, proprietary code readout protection (PCROP), securable memory area, 1 Kbyte OTP – 96 Kbytes of SRAM, with hardware parity check implemented on the first 32 Kbytes – Routine booster: 32 Kbytes of SRAM on instruction and data bus, with hardware parity check (CCM...
1.SemiconductorMemoryClassification RAM–RandomAccessMemory;DRAM–DynamicRAM;SRAM–StaticRAM;ROM–ReadOnlyMemory;MROM–MaskROM;PROM–ProgrammableROM;FPROM--FusedPROM;EPROM–ErasablePROM(ElectricallyWriteandUVErase);EEPROM–ElectricallyEPROM;NVSM–Non-VolatileSemiconductorMemory 2.MemoryCharacteristicComparison ByTD ...
*/ .AHBWriteWaitInterval = 0, /*!< AHB write wait interval, multiply AHB write interval unit to get the AHB write wait cycles. */ .enableWriteMask = 0, /*!< Enable/Disable FLEXSPI drive DQS pin as write mask when writing to external device. */ }; Before I ini...
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挥发性存储器 非挥发性存储器 RAMRoMFlashMaskRoMSRAMPRoMDRAMEPRoME2PRoM 图卜2存储器的分类 RAM是易失性存储器,它又可以分为静态随机存储器(SRAM)和动态随机存储器 (DRAM)两大类。其中,SRAM利用交叉耦合反相器存储信息,速度较快,一般用于 系统的高速缓存,但其缺点是面积较DRAM大;DI洲由于是利用电容来存储数据...
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Memories • Up to 512-Kbyte Flash, two banks read-while- write • 256 Kbytes of SRAM including 64 Kbytes with hardware parity check • External memory interface supporting SRAM, PSRAM, NOR, NAND and FRAM memories • OCTOSPI memory interface Security • Arm® TrustZone® and ...