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參數(shù)資料
| 型號： | XR21V1414IM-0A-EB |
| 廠商： | Exar Corporation |
| 文件頁數(shù)： | 18/34頁 |
| 文件大?。?/td> | 0K |
| 描述： | EVAL BOARD FOR XR21V1414IM |
| 產(chǎn)品培訓模塊： | UART Product Overview XR21V141x Full-Speed USB UART Family |
| 標準包裝： | 1 |
| 主要目的： | 接口，USB 2.0 至 UART |
| 嵌入式： | 否 |
| 已用 IC / 零件： | XR21V1414IM |
| 已供物品： | 板 |
| 相關產(chǎn)品： | 1016-1304-ND - IC UART FIFO USB QUAD 48TQFP |
| 其它名稱： | 1016-1303 |
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XR21V1414
25
REV. 1.3.0
4-CH FULL-SPEED USB UART
3.3.8
LOOPBACK_CTL Register Descriptions (Read/Write)
LOOPBACK_CTL[1:0]: Channel
Value 0 = UART Channel A
Value 1 = UART Channel B
Value 2 = UART Channel C
Value 3 = UART Channel D
LOOPBACK_CTL[2]: Enable
Logic 0 = Internal UART (TX to RX) loopback is disabled.
Logic 1 = Internal UART (TX to RX) loopback is enabled.
LOOPBACK_CTL[7:3]: Reserved
These bits are reserved and should remain ’0’.
3.3.9
ERROR_STATUS Register Description - Read-only
This register reports any errors that may have occurred on the line such as framing, parity and overrun as well
as break status.
ERROR_STATUS[2:0]: Reserved
These bits are reserved. Any values read from these bits should be ignored.
ERROR_STATUS[3]: Break status
Logic 0 = No break condition
Logic 1 = A break condition has been detected (clears after read).
ERROR_STATUS[4]: Framing Error
Logic 0 = No framing error
Logic 1 = A framing error has been detected (clears after read). A framing error occurs when a stop bit is not
present when it is expected.
ERROR_STATUS[5]: Parity Error
Logic 0 = No parity error
Logic 1 = A parity error has been detected (clears after read).
ERROR_STATUS[6]: Overrun Error
Logic 0 = No overrun error
Logic 1 = An overrun error has been detected (clears after read). An overrun error occurs when the RX FIFO
is full and another byte of data is received.
ERROR_STATUS[7]: Break Status
Logic 0 = Break condition is no longer present.
Logic 1 = Break condition is currently being detected.
3.3.10
TX_BREAK Register Description (Read/Write)
Writing a non-zero value to this register causes a break condition to be generated continuously until the
register is cleared. If data is being shifted out of the TX pin, the data will be completely shifted out before the
break condition is generated.
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相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| XR21V1414IM-0B-EB | 功能描述:界面開發(fā)工具 For XR21V1414 TQFP48 USB, RS232;No Cables RoHS:否 制造商:Bourns 產(chǎn)品:Evaluation Boards 類型:RS-485 工具用于評估:ADM3485E 接口類型:RS-485 工作電源電壓:3.3 V |
| XR21V1414IM48 | 制造商:EXAR 制造商全稱:EXAR 功能描述:4-CH FULL-SPEED USB UART |
| XR21V1414IM48-F | 功能描述:USB 接口集成電路 4-Ch 12Mbps 48MHz Internal clock; UART RoHS:否 制造商:Cypress Semiconductor 產(chǎn)品:USB 2.0 數(shù)據(jù)速率: 接口類型:SPI 工作電源電壓:3.15 V to 3.45 V 工作電源電流: 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:WLCSP-20 |
| XR21V1414IM48-F | 制造商:Exar Corporation 功能描述:IC QUAD UART 12MBPS 3.63V 48-TQFP |
| XR21V1414IM48TR-F | 制造商:Exar Corporation 功能描述:USB-to-UART 4-CH 128Byte FIFO 48-Pin TQFP T/R 制造商:Exar Corporation 功能描述:XR21V1414 Series 12 Mbps 3.63 V Quad Channel USB UART SMT - TQFP-48 制造商:Exar Corporation 功能描述:XR21V1414IM48TR-F 制造商:EXAR 功能描述:USB-to-UART 4-CH 128Byte FIFO 48-Pin TQFP T/R |
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