參數(shù)資料
型號: 83C795
廠商: SMSC Corporation
英文描述: Ethernet System Controller
中文描述: 以太網(wǎng)系統(tǒng)控制器
文件頁數(shù): 133/136頁
文件大?。?/td> 1996K
代理商: 83C795
HOSTCLK 6
HRAM 64
I
I/O address decode 50
I/O address register 19
I/O-mapped pipe 46
IGSM deferral field 33
INIT pins
See MA03-MA00
Initialization 53
Initialize EEROM jumpers 15
INITRBUF 86
Inter-frame gap definition 76
Interframe gap and deference 76
Internal bus arbitration 50
LAN controller 67
Interrupt disabling 52
Interrupt mask register 27
Interrupt on end-of-transmit field 26, 82
Interrupt request control 52
Interrupt request field 21
Interrupt status field 16
Interrupt status register 28
INTMASK 71
IOR 6
IORDY 6, 44, 50, 67
IOW 6, 67
IPL ROM code 51
IRQ lines 6
J
Jabber protection 75
Jumper6 22
L
LA address bus 7
LAN address registers 18
LAN controller
DMA 65
DMA memory interface 67
DMA microcontroller 67
FIFOs 68
how to access registers 67
internal bus arbitration 67
overview 65 - 79
receiver network interface 68
LAN controller registers
alignment error counter register 23
buffer room remaining count registers 32
collision count register 24
command register 24
CRC error counter 25
current frame buffer descriptor pointer registers 25
current frame buffer pointer register 25
data configuration register 26
DMA controller next buffer register 30
enhancement register 26
interrupt mask register 27
interrupt status register 28
introduction 23
LAN Command register 23
manchester management register 29
missed packet error counter register 29
multicast filter table registers 27
offset addressing 23
page select 24
receive boundary page register 23
receive buffer end register 32
receive buffer starting address register 30
receive buffer table pointer registers 34
receive burst starting address registers 30
receive byte count registers 31
receive configuration register 31
receive packet status register 33
receive start page register 33
receive stop page register 34
received byte count register 26
station address registers 34
transfer buffer end register 37 - 38
transfer count registers 37
transmit buffer pointer registers 39
transmit buffer starting address register 36
transmit burst starting address registers 35
transmit configuration register 36
transmit frame length registers 36
transmit start page registers 38
transmit status register 38
LED test and enable fields 29
LEDs 76
Link integrity test field 21, 75
Link integrity test function 21, 75
Link status LED readback field 29
Linked-list buffering
introduction 23
selecting 26
Linked-list buffering format 88
Linked-list receiver buffering 88
LIT 22, 75
LLED 7, 75
Loopback mode 69
LPOE 7
83C795
120
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