參數(shù)資料
型號(hào)： AX88780
廠商： ASIX Electronics Corporation
英文描述： High-Performance Non-PCI Single-Chip 32-bit 10/100M Fast Ethernet Controller
中文描述： 高性能非PCI單芯片32位10/100M自適應(yīng)快速以太網(wǎng)控制器
文件頁(yè)數(shù)： 21/49頁(yè)
文件大?。?/td> 687K
代理商： AX88780
AX88780
3:1
0
-
-
R
R/W
3’b000
0
Reserved
Reserved, must to be 0
4.8 TXDES0--TX Descriptor0 Register
Offset Address = FC20h Default = 32’h0000_0000
Field
Name
Type
Default
31:16
-
R
All 0’s
15
TXD0_EN
R/W
0
Description
Reserved
Transmit TX descriptor0
If this bit is enabled, MAC will begin to transmit data that are stored in TX
buffer. In former, data had been written to TX descriptor0. This bit will be
cleared by hardware when MAC finished the transmission.
1= enable
0= disable
Reserved
TX packet length (unit: byte)
Driver set this field to indicate AX88780 how many bytes will be
transmitted.
14:13
12:0
-
R
R/W
2’b00
All 0’s
TXD0_LEN
4.9 TXDES1--TX Descriptor1 Register
Offset Address = FC24h Default = 32’h0000_0000
Field
Name
Type
Default
31:16
-
R
All 0’s
15
TXD1_EN
R/W
0
Description
Reserved
Transmit TX descriptor1
If this bit is enabled, MAC will begin to transmit data that are stored in TX
buffer. In former, data had been written to TX descriptor1. This bit will be
cleared by hardware when MAC finished the transmission.
1= enable
0= disable
Reserved
TX packet length (unit: byte)
Driver set this field to indicate AX88780 how many bytes will be
transmitted.
14:13
12:0
-
R
R/W
2’b00
All 0’s
TXD1_LEN
4.10 TXDES2--TX Descriptor2 Register
Offset Address = FC28h Default = 32’h0000_0000
Field
Name
Type
Default
31:16
-
R
All 0’s
15
TXD2_EN
R/W
0
Description
Reserved
Transmit TX descriptor2
If this bit is enabled, MAC will begin to transmit data that are stored in TX
buffer. In former, data had been written to TX descriptor2. This bit will be
cleared by hardware when MAC finished the transmission.
1= enable
0= disable
Reserved
TX packet length (unit: byte)
Driver set this field to indicate AX88780 how many bytes will be
14:13
12:0
-
R
R/W
2’b00
All 0’s
TXD2_LEN
21
ASIX ELECTRONICS CORPORATION
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參數(shù)描述
AX88780_07 制造商:ASIX 制造商全稱:ASIX 功能描述:High-Performance Non-PCI Single-Chip 32-bit 10/100M Fast Ethernet Controller
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