REV. 1.3.0 2-CH FULL-SPEED USB UART 3.2 UART Register Map TABLE
參數(shù)資料
型號: XR21V1412IL32-F
廠商: Exar Corporation
文件頁數(shù): 9/32頁
文件大小: 0K
描述: IC UART FIFO USB DUAL 32QFN
產(chǎn)品培訓(xùn)模塊: UART Product Overview
XR21V141x Full-Speed USB UART Family
特色產(chǎn)品: XR21V141x Full-Speed USB UART
標準包裝: 490
特點: *
通道數(shù): 2,DUART
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: 32-VFQFN 裸露焊盤
供應(yīng)商設(shè)備封裝: 32-QFN 裸露焊盤(5x5)
包裝: 托盤
配用: 1016-1301-ND - EVAL BOARD FOR XR21V1412IL
其它名稱: 1016-1302
XR21V1412
17
REV. 1.3.0
2-CH FULL-SPEED USB UART
3.2
UART Register Map
TABLE 7: UART REGISTERS
ADDRESS
REGISTER NAME
BIT-7
BIT-6
BIT-5
BIT-4
BIT-3
BIT-2
BIT-1
BIT-0
0X00
Reserved
0
0X01
Reserved
0
0X02
Reserved
0
0X03
UART_ENABLE
0
RX
TX
0X04
CLOCK_DIVISOR0
Bit-7
Bit-6
Bit-5
Bit-4
Bit-3
Bit-2
Bit-1
Bit-0
0x05
CLOCK_DIVISOR1
Bit-15
Bit-14
Bit-13
Bit-12
Bit-11
Bit-10
Bit-9
Bit-8
0x06
CLOCK_DIVISOR2
0
Bit-18
Bit-17
Bit-16
0x07
TX_CLOCK_MASK0
Bit-7
Bit-6
Bit-5
Bit-4
Bit-3
Bit-2
Bit-1
Bit-0
0x08
TX_CLOCK_MASK1
Bit-15
Bit-14
Bit-13
Bit-12
Bit-11
Bit-10
Bit-9
Bit-8
0x09
RX_CLOCK_MASK0
Bit-7
Bit-6
Bit-5
Bit-4
Bit-3
Bit-2
Bit-1
Bit-0
0x0A
RX_CLOCK_MASK1
Bit-15
Bit-14
Bit-13
Bit-12
Bit-11
Bit-10
Bit-9
Bit-8
0x0B
CHARACTER_FORMAT
Stop
Parity
Data Bits
0x0C
FLOW_CONTROL
0
Half-
Duplex
Flow Control Mode Select
0x0D
Reserved
0
0x0E
Reserved
0
0x0F
Reserved
0
0x10
XON_CHAR
Bit-7
Bit-6
Bit-5
Bit-4
Bit-3
Bit-2
Bit-1
Bit-0
0x11
XOFF_CHAR
Bit-7
Bit-6
Bit-5
Bit-4
Bit-3
Bit-2
Bit-1
Bit-0
0x12
LOOPBACK_CTL
0
En
0
Chan
0x13
ERROR_STATUS
Break
Status
Overrun
Error
Parity
Error
Framing
Error
Break
Error
0
0x14
TX_BREAK
Bit-7
Bit-6
Bit-5
Bit-4
Bit-3
Bit-2
Bit-1
Bit-0
0x15
RS485_DELAY
0
Delay
0x16
Reserved
0
0x17
Reserved
0
0x18
Reserved
0
0x19
Reserved
0
0x1A
GPIO_MODE
0
RS485
Polarity
Mode Select
0x1B
GPIO_DIRECTION
0
GPIO5
GPIO4
GPIO3
GPIO2
GPIO1
GPIO0
0x1C
GPIO_INT_MASK
0
GPIO5
GPIO4
GPIO3
GPIO2
GPIO1
GPIO0
0x1D
GPIO_SET
0
GPIO5
GPIO4
GPIO3
GPIO2
GPIO1
GPIO0
0x1E
GPIO_CLEAR
0
GPIO5
GPIO4
GPIO3
GPIO2
GPIO1
GPIO0
0x1F
GPIO_STATUS
0
GPIO5
GPIO4
GPIO3
GPIO2
GPIO1
GPIO0
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