W5100S datasheet(78/110 Pages) WIZNET

tên linh kiện	W5100S

Giải thích chi tiết về linh kiện	embedded Ethernet controller

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W5100S Datasheet Version1.2.5

S0_MR[MR] = ‘1’;

// Enable MAC Filter

S0_MR2[MBBLK] = ‘1’;

// Broadcast Packet Block

S0_MR2[MMBLK] = ‘1’;

// Multicast Packet Block

S0_MR2[IPV6BLK] = ‘1’; // IPv6 Packet Block

/* set OPEN Command */

S0_CR = OPEN;

while(Sn_CR != 0x00); /* wait until OPEN Command is cleared*/

/* check SOCKET0 is MACRAW Mode */

if(S0_SR != SOCK_MACRAW) S0_CR = CLOSE; goto START;

}

 Received DATA?

Refer to 4.3.1 TCP Server : Received DATA?

 Receiving Process

MACRAW Mode SOCKET 0 receives Data Packet from more than one Peers. MACRAW Mode

SOCKET 0 stores Data including “PACKET INFO” in the SOCKET 0 RX Buffer Block as shown in

Figure 13.

Figure 13 Received DATA Format in MACRAW

{

/* receive PACKINFO */

goto 4.3.1 TCP Server : Receiving Process with get_size = 2;

/* extract Size in PACKET INFO*/

data_size = (destination_address[0] << 8) + destination_address[1];

/* read UDP Data */

goto 4.3.1 TCP Server : Receiving Process with get_size = data_size;

}

W5100S bảng dữ liệu(PDF) 78 Page - WIZnet Co., Ltd