參數(shù)資料
      型號(hào): XR16M580IB25-F
      廠商: Exar Corporation
      文件頁數(shù): 17/56頁
      文件大?。?/td> 0K
      描述: IC UART FIFO 16B 25BGA
      標(biāo)準(zhǔn)包裝: 714
      特點(diǎn): *
      通道數(shù): 1,UART
      FIFO's: 16 字節(jié)
      規(guī)程: RS232,RS422,RS485
      電源電壓: 1.62 V ~ 3.63 V
      帶自動(dòng)流量控制功能:
      帶IrDA 編碼器/解碼器:
      帶故障啟動(dòng)位檢測(cè)功能:
      帶調(diào)制解調(diào)器控制功能:
      帶CMOS:
      安裝類型: 表面貼裝
      封裝/外殼: 25-WFBGA
      供應(yīng)商設(shè)備封裝: 25-BGA(3x3)
      包裝: 托盤
      XR16M580
      24
      1.62V TO 3.63V HIGH PERFORMANCE UART WITH 16-BYTE FIFO
      REV. 1.0.0
      3.0
      UART INTERNAL REGISTERS
      The complete register set for the M580 is shown in Table 6 and Table 7.
      TABLE 6: UART INTERNAL REGISTERS
      A2 A1 A0
      ADDRESSES
      REGISTER
      READ/WRITE
      COMMENTS
      16C550 COMPATIBLE REGISTERS
      0
      0 0
      DREV - Device Revision
      Read-only
      LCR[7] = 1, LCR
      ≠ 0xBF,
      DLL = 0x00, DLM = 0x00
      0
      0 1
      DVID - Device Identification Register
      Read-only
      0
      0 0
      DLL - Divisor LSB Register
      Read/Write
      LCR[7] = 1, LCR
      ≠ 0xBF
      See DLD[7:6]
      0
      0 1
      DLM - Divisor MSB Register
      Read/Write
      0
      1 0
      DLD - Divisor Fractional Register
      Read/Write
      LCR[7] = 1, LCR
      ≠ 0xBF,
      EFR[4] = 1
      0
      0 0
      RHR - Receive Holding Register
      THR - Transmit Holding Register
      Read-only
      Write-only
      LCR[7] = 0
      0
      0 1
      IER - Interrupt Enable Register
      Read/Write
      0
      1 0
      ISR - Interrupt Status Register
      FCR - FIFO Control Register
      Read-only
      Write-only
      LCR[7] = 0 if EFR[4] = 1
      or
      LCR
      ≠ 0xBF if EFR[4] = 0
      0
      1 1
      LCR - Line Control Register
      Read/Write
      1
      0 0
      MCR - Modem Control Register
      Read/Write
      LCR
      ≠ 0xBF
      1
      0 1
      LSR - Line Status Register
      Read-only
      1
      1 0
      MSR - Modem Status Register
      Read-only
      1
      1 0
      MSR - Modem Status Register
      Write-only
      LCR
      ≠ 0xBF
      EFR[4] = 1
      1
      1 1
      SPR - Scratch Pad Register
      Read/Write
      LCR
      ≠ 0xBF, FCTR[6] = 0
      1
      1 1
      EMSR - Enhanced Mode Select Register
      Write-only
      LCR
      ≠ 0xBF, FCTR[6] = 1
      1
      1 1
      FC - RX/TX FIFO Level Counter Register
      Read-only
      ENHANCED REGISTERS
      0
      0 0
      FC - RX/TX FIFO Level Counter Register
      Read-only
      LCR = 0xBF
      0
      0 1
      FCTR - Feature Control Register
      Read/Write
      0
      1 0
      EFR - Enhanced Function Reg
      Read/Write
      1
      0 0
      Xon-1 - Xon Character 1
      Read/Write
      1
      0 1
      Xon-2 - Xon Character 2
      Read/Write
      1
      1 0
      Xoff-1 - Xoff Character 1
      Read/Write
      1
      1 1
      Xoff-2 - Xoff Character 2
      Read/Write
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