AM79C975VCW datasheet(297/304 Pages) AMD

297 / 304 page

Am79C973/Am79C975

297

P R E L I M INARY

CSR32

Next Transmit Descriptor Address

Lower . . . . . . . . . . . . . . . . . . . . . . .142

CSR33

Next Transmit Descriptor Address

Upper . . . . . . . . . . . . . . . . . . . . . . .142

CSR34

Current Transmit Descriptor Address

Lower . . . . . . . . . . . . . . . . . . . . . . .142

CSR35

Current Transmit Descriptor Address

Upper . . . . . . . . . . . . . . . . . . . . . . .142

CSR36

Next Next Receive Descriptor Address

Lower . . . . . . . . . . . . . . . . . . . . . . .142

CSR37

Next Next Receive Descriptor Address

Upper . . . . . . . . . . . . . . . . . . . . . . .142

CSR38

Next Next Transmit Descriptor Address

Lower . . . . . . . . . . . . . . . . . . . . . . .143

CSR39

Next Next Transmit Descriptor Address

Upper . . . . . . . . . . . . . . . . . . . . . . .143

CSR4

Test and Features Control . . . . . . . . . .129

CSR40

Current Receive Byte Count . . . . . . . .143

CSR41

Current Receive Status . . . . . . . . . . . . .143

CSR42

Current Transmit Byte Count . . . . . . .143

CSR43

Current Transmit Status . . . . . . . . . . . .143

CSR44

Next Receive Byte Count . . . . . . . . . .143

CSR45

Next Receive Status . . . . . . . . . . . . . . .144

CSR46

Transmit Poll Time Counter . . . . . . . .144

CSR47

Transmit Polling Interval . . . . . . . . . . .144

CSR48

Receive Poll Time Counter . . . . . . . . .145

CSR49

Receive Polling Interval . . . . . . . . . . . .145

CSR5

Extended Control and Interrupt 1 . . . .130

CSR58

Software Style . . . . . . . . . . . . . . . . . . .145

CSR6

RX/TX Descriptor Table Length . . . . .133

CSR60

Previous Transmit Descriptor Address

Lower . . . . . . . . . . . . . . . . . . . . . . .147

CSR61

Previous Transmit Descriptor Address

Upper . . . . . . . . . . . . . . . . . . .147, 148

CSR62

Previous Transmit Byte Count . . . . . . .148

CSR63

Previous Transmit Status . . . . . . . . . . .148

CSR64

Next Transmit Buffer Address

Lower . . . . . . . . . . . . . . . . . . . . . . .148

CSR65

Next Transmit Buffer Address

Upper . . . . . . . . . . . . . . . . . . .148, 149

CSR66

Next Transmit Byte Count . . . . . .148, 149

CSR67 . . . . . . . . . . . . . . . . . . . . . . . . . . . .149

Next Transmit Status . . . . . . . . . . . . . .149

CSR7

Extended Control and Interrupt 2 . . . .133

CSR72

Receive Ring Counter . . . . . . . . . . . . .149

CSR74

Transmit Ring Counter . . . . . . . . . . . .149

CSR76

Receive Ring Length . . . . . . . . . . . . . .149

CSR78

Transmit Ring Length . . . . . . . . . . . . .149

CSR8

Logical Address Filter 0 . . . . . . . . . . .136

CSR80

DMA Transfer Counter and FIFO

Threshold Control . . . . . . . . . . . . .150

CSR82

Transmit Descriptor Address Pointer

Lower . . . . . . . . . . . . . . . . . . . . . . .152

CSR84

DMA Address Register Lower . . . . . .152

CSR85

DMA Address Register Upper . . . . . . .152

CSR86

Buffer Byte Counter . . . . . . . . . . . . . .152

AM79C975VCW Datenblatt(PDF) 297 Page - Advanced Micro Devices

AM79C975VCW Datenblatt(HTML) 297 Page - Advanced Micro Devices

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