参数资料
型号: XR17V258IV
厂商: Exar Corporation
文件页数: 8/69页
文件大小: 0K
描述: IC UART PCI BUS OCTAL 144LQFP
产品变化通告: Leaded UART, V&I Obsolescence 11/Apr/2011
标准包装: 60
特点: *
通道数: 8
FIFO's: 64 字节
规程: RS485
电源电压: 3.3V,5V
带自动流量控制功能:
带IrDA 编码器/解码器:
带故障启动位检测功能:
带调制解调器控制功能:
安装类型: 表面贴装
封装/外壳: 144-LQFP
供应商设备封装: 144-LQFP(20x20)
包装: 托盘
XR17V258
16
66MHZ PCI BUS OCTAL UART WITH POWER MANAGEMENT SUPPORT
REV. 1.0.2
0x800 - 0x80F
UART channel 4 Regs
(
8/16/24/32
First 8 regs are 16550 compatible
0x810 - 0x8FF
Reserved
0x900
UART 4 – Read FIFO
Read-Only
8/16/24/32
64 bytes of RX FIFO data
0x900
UART 4 – Write FIFO
Write-Only
8/16/24/32
64 bytes of TX FIFO data
0x940 - 0x97F
Reserved
0x980 - 0x9FF
UART 4 – Read FIFO
with errors
Read-Only
16/32
64 bytes of RX FIFO data + LSR
0xA00 - 0xA0F
UART channel 5 Regs
(
8/16/24/32
First 8 regs are 16550 compatible
0xA10 - 0xAFF
Reserved
0xB00
UART 5 – Read FIFO
Read-Only
8/16/24/32
64 bytes of RX FIFO data
0xB00
UART 5 – Write FIFO
Write-Only
8/16/24/32
64 bytes of TX FIFO data
0xB40 - 0xB7F
Reserved
0xB80 - 0xBFF
UART 5 – Read FIFO
with errors
Read-Only
16/32
64 bytes of RX FIFO data + LSR
0xC00 - 0xC0F
UART channel 6 Regs
(
8/16/24/32
First 8 regs are 16550 compatible
0xC10 - 0xCFF
Reserved
0xD00
UART 6 – Read FIFO
Read-Only
8/16/24/32
64 bytes of RX FIFO data
0xD00
UART 6 – Write FIFO
Write-Only
8/16/24/32
64 bytes of TX FIFO data
0xD40 - 0xD7F
Reserved
0xD80 - 0xDFF
UART 6 – Read FIFO
with errors
Read-Only
16/32
64 bytes of RX FIFO data + LSR
0xE00 - 0xE0F
UART channel 7 Regs
(
8/16/24/32
First 8 regs are 16550 compatible
0xE10 - 0xEFF
Reserved
0xF00
UART 7 – Read FIFO
Read-Only
8/16/24/32
64 bytes of RX FIFO data
0xF00
UART 7 – Write FIFO
Write-Only
8/16/24/32
64 bytes of TX FIFO data
0xF40 - 0xF7F
Reserved
0xF80 - 0xFFF
UART 7 – Read FIFO
with errors
Read-Only
16/32
64 bytes of RX FIFO data + LSR
TABLE 5: XR17V258 UART AND DEVICE CONFIGURATION REGISTERS
OFFSET ADDRESS
MEMORY SPACE
READ/WRITE
DATA WIDTH
COMMENT
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