参数资料
型号: XR17V258IV-F
厂商: Exar Corporation
文件页数: 7/69页
文件大小: 0K
描述: IC UART PCI BUS OCTAL 144LQFP
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
其它名称: 1016-1470
XR17V258IV-F-ND
XR17V258
15
REV. 1.0.2
66MHZ PCI BUS OCTAL UART WITH POWER MANAGEMENT SUPPORT
TABLE 5: XR17V258 UART AND DEVICE CONFIGURATION REGISTERS
OFFSET ADDRESS
MEMORY SPACE
READ/WRITE
DATA WIDTH
COMMENT
0x000 - 0x00F
UART channel 0 Regs
(
8/16/24/32
First 8 regs are 16550 compatible
0x010 - 0x07F
Reserved
0x080 - 0x093
DEVICE CONFIGURA-
TION REGISTERS
8/16/24/32
0x094 - 0x0FF
Reserved
0x100
UART 0 – Read FIFO
Read-Only
8/16/24/32
64 bytes of RX FIFO data
0x100
UART 0 – Write FIFO
Write-Only
8/16/24/32
64 bytes of TX FIFO data
0x140 - 0x17F
Reserved
0x180 - 0x1FF
UART 0 – Read FIFO
with errors
Read-Only
16/32
64 bytes of RX FIFO data + LSR
0x200 - 0x20F
UART channel 1 Regs
(
8/16//24/32
First 8 regs are 16550 compatible
0x210 - 0x2FF
Reserved
0x300
UART 1 – Read FIFO
Read-Only
8/16/24/32
64 bytes of RX FIFO data
0x300
UART 1 – Write FIFO
Write-Only
8/16/24/32
64 bytes of TX FIFO data
0x340 - 0x37F
Reserved
0x380 - 0x3FF
UART 1 – Read FIFO
with errors
Read-Only
16/32
64 bytes of RX FIFO data + LSR
0x400 - 0x40F
UART channel 2 Regs
(
8/16/24/32
First 8 regs are 16550 compatible
0x410 - 0x4FF
Reserved
0x500
UART 2 – Read FIFO
Read-Only
8/16/24/32
64 bytes of RX FIFO data
0x500
UART 2 – Write FIFO
Write-Only
8/16/24/32
64 bytes of TX FIFO data
0x540 - 0x57F
Reserved
0x580 - 0x5FF
UART 2 – Read FIFO
with errors
Read-Only
16/32
64 bytes of RX FIFO data + LSR
0x600 - 0x60F
UART channel 3 Regs
(
8/16/24/32
First 8 regs are 16550 compatible
0x610 - 0x6FF
Reserved
0x700
UART 3 – Read FIFO
Read-Only
8/16/24/32
64 bytes of RX FIFO data
0x700
UART 3 – Write FIFO
Write-Only
8/16/24/32
64 bytes of TX FIFO data
0x740 - 0x77F
Reserved
0x780 - 0x7FF
UART 3 – Read FIFO
with errors
Read-Only
16/32
64 bytes of RX FIFO data + LSR
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