REV. 1.3.0 4-CH FULL-SPEED USB UART 2.1 UART Block Numbers The table below lists the block numbers for accessing eac" />
參數資料
型號: XR21V1414IM-0A-EB
廠商: Exar Corporation
文件頁數: 9/34頁
文件大?。?/td> 0K
描述: EVAL BOARD FOR XR21V1414IM
產品培訓模塊: 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:
已用 IC / 零件: XR21V1414IM
已供物品:
相關產品: 1016-1304-ND - IC UART FIFO USB QUAD 48TQFP
其它名稱: 1016-1303
XR21V1414
17
REV. 1.3.0
4-CH FULL-SPEED USB UART
2.1
UART Block Numbers
The table below lists the block numbers for accessing each of the UART channels and the UART Manager..
CDC_ACM_IF
SEND_BREAK
0x21
35
val
LSB
val
MSB
0, 2,
4, 6
0
Send a break for the speci-
fied duration
XR_SET_REG
0x40
0
val
0
regis-
ter
block
0
Exar custom command: set
one 8-bit register
val: 8-bit register value
register address: see
Table 7 on page 19
block number: see
Table 5
on page 17
XR_GETN_REG
0xC0
1
0
regis-
ter
block count
LSB
count
MSB
Exar custom register: get
count 8-bit registers
register address: see
Table 7 on page 19
block number: see
Table 5
on page 17
TABLE 5: CONTROL BLOCKS
BLOCK NAME
BLOCK NUMBER
DESCRIPTION
UART Channel A
0
The configuration and control registers for UART channel A.
UART Channel B
1
The configuration and control registers for UART channel B.
UART Channel C
2
The configuration and control registers for UART channel C.
UART Channel D
3
The configuration and control registers for UART channel D.
UART Manager
4
The control registers for the UART Manager. The UART Manager
enables/disables the TX and RX FIFOs for each UART.
I2C EEPROM
0x65
Accesses external EEPROM via I2C interface.
UART Custom
0x66
Custom UART control registers. Enables / disables for wide mode, low
latency mode and custom interrupt packet.
TABLE 4: SUPPORTED USB CONTROL COMMANDS
NAME
REQUEST
TYPE
REQUEST
VALUE
INDEX
LENGTH
DESCRIPTION
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相關代理商/技術參數
參數描述
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 產品:USB 2.0 數據速率: 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