REV. 1.2.2 14 TABLE 3: XR" />
參數(shù)資料
型號(hào): XR17D158CV-0A-EVB
廠商: Exar Corporation
文件頁數(shù): 6/73頁
文件大?。?/td> 0K
描述: EVAL BOARD FOR XR17D158 144TQFP
標(biāo)準(zhǔn)包裝: 1
系列: *
XR17D158
xr
UNIVERSAL (3.3V AND 5V) PCI BUS OCTAL UART
REV. 1.2.2
14
TABLE 3: XR17D158 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 CONFIG.
REGISTERS
8/16/24/32
0x094 - 0x0FF
Reserved
0x100 - 0x13F
UART 0 – Read FIFO
Read-Only
8/16/24/32
64 bytes of RX FIFO data
0x100 - 0x13F
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 - 0x33F
UART 1 – Read FIFO
Read-Only
8/16/24/32
64 bytes of RX FIFO data
0x300 - 0x33F
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 - 0x53F
UART 2 – Read FIFO
Read-Only
8/16/24/32
64 bytes of RX FIFO data
0x500 - 0x53F
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 - 0x73F
UART 3 – Read FIFO
Read-Only
8/16/24/32
64 bytes of RX FIFO data
0x700 - 0x73F
UART 3 – Write FIFO
Write-Only
8/16/24/32
64 bytes of TX FIFO data
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