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W5300 Datasheet(PDF) 75 Page - WIZnet Co., Ltd |
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W5300 Datasheet(HTML) 75 Page - WIZnet Co., Ltd |
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75 / 128 page ![]() © Copyright 2008-2014 WIZnet Co.,Ltd. All rights reserved. 75 In order to clear the bit of Sn_IR which is set as '1', the host should write the bit as '1'. When all the bits of Sn_IR is cleared as '0', IR(n) is automatically cleared. Sn_IR0 15 14 13 12 11 10 9 8 0x08206 + 0x40n - - - - - - - - 0x206 + 0x40n 0 0 0 0 0 0 0 0 Sn_IR1 7 6 5 4 3 2 1 0 0x08207 + 0x40n PRECV PFAIL PNEXT SENDOK TIMEOUT RECV DISCON CON 0x207 + 0x40n 0 0 0 0 0 0 0 0 Sn_IR(15:8)/Sn_IR0(7:0) : All Reserved Sn_IR(7:0)/Sn_IR1(7:0) Bit Symbol Description 7 PRECV PPP Receive Interrupt Setting for the case that option data which is not supported is received 6 PFAIL PPP Fail Interrupt Setting for the case that PAP authentication is failed 5 PNEXT PPP Next Phase Interrupt Setting for the case that the phase is changed during PPPoE connection process 4 SENDOK SEND OK Interrupt Setting for the case that the SEND command is completed 3 TIMEOUT TIMEOUT Interrupt Setting for the case that ARPTO or TCPTO occurs 2 RECV Receive Interrupt Setting for the case whenever data packet is received from the peer 1 DISCON Disconnect Interrupt Setting for the case that FIN or FIN/ACK packet is received from the peer 0 CON Connect Interrupt Setting for the case that the connection with the peer is successfully established. Sn_SSR (SOCKETn Status Register) [R] [0x08208+0x40n/0x208+0x40n] [0x--00] It notifies the status of SOCKETn. The status of SOCKETn can be changed by command of Sn_CR or packet transmission/receipt. |
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