REV. 1.4.0 1-CH FULL-SPEED USB UART 2.1 UART Block Numbers The table below lists the block numbers for accessing eac" />
參數(shù)資料
型號: XR21V1410IL16-F
廠商: Exar Corporation
文件頁數(shù): 5/30頁
文件大小: 0K
描述: IC UART FIFO USB SGL 16QFN
產(chǎn)品培訓模塊: UART Product Overview
XR21V141x Full-Speed USB UART Family
產(chǎn)品變化通告: XR21V1410IL16-F Packing Change 26/Jan/2011
特色產(chǎn)品: XR21V141x Full-Speed USB UART
標準包裝: 490
特點: *
通道數(shù): 1,UART
FIFO's: 128 字節(jié),384 字節(jié)
規(guī)程: USB 2.0
電源電壓: 2.97 V ~ 3.63 V
帶自動流量控制功能:
安裝類型: 表面貼裝
封裝/外殼: 16-VFQFN 裸露焊盤
供應商設備封裝: 16-QFN-EP(3x3)
包裝: 散裝
配用: 1016-1299-ND - EVAL BOARD FOR XR21V1410IL
其它名稱: 1016-1300
XR21V1410
13
REV. 1.4.0
1-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
block number: see
Table 5
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
block number: see
Table 5
TABLE 5: CONTROL BLOCKS
BLOCK NAME
BLOCK NUMBER
DESCRIPTION
UART
0
The configuration and control registers for the UART.
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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