Rainbow Electronics AT75C220 - Manual (Page 45)

AT75C220
45
MAC Interrupt Disable Register
Register Name: ETH_IDR
Access Type: Write-only
Reset Value: –
• DONE
Disable management done interrupt.
• RCOM
Disable receive complete interrupt.
• RBNA
Disable receive buffer not available interrupt.
• TOVR
Disable Ethernet Transmit buffer overrun interrupt.
• TUND
Disable transmit buffer underrun interrupt.
• RTRY
Disable retry limit exceeded interrupt.
• TBRE
Disable transmit buffer register empty interrupt.
• TCOM
Disable transmit complete interrupt.
• LINK
Disable LINK interrupt. Optional.
• TIDLE
Disable transmit idle interrupt.
• ROVR
Disable Rx overrun interrupt.
• HRESP
Disable HRESP not OK interrupt.
31 30 29 28 27 26 25 24
– – – – – – – –
23 22 21 20 19 18 17 16
– – – – – – – –
15 14 13 12 11 10 9 8
– – – – HRESP ROVR LINK TIDLE
7 6 5 4 3 2 1 0
TCOM TBRE RTRY TUND TOVR RBNA RCOM DONE