AS3955 datasheet(90/111 Pages) AMSCO

90 / 111 page

Page 90

ams Datasheet

Document Feedback

[v1-01] 2015-Apr-29

AS3955 − Application Information

dllHeaderSize, rxBuffer.size - dllHeaderSize);

chainInSize += (rxBuffer.size - dllHeaderSize);

memcpy(rxBuffer.data + dllHeaderSize, chainInBuffer,

chainInSize);

rxBuffer.size = dllHeaderSize + chainInSize;

chainInSize = 0;

}

err = nfcTagAppProcessAPDU(dllHeaderSize);

if (txBuffer.size > l4Config.fsd)

{

//start chaining to reader

memcpy(chainOutBuffer, txBuffer.data + dllHeaderSize,

txBuffer.size - dllHeaderSize);

chainOutBufferSize = txBuffer.size - dllHeaderSize;

chainOutSize = 0;

txBuffer.data[0] |= ISO14443_4_PCB_I_CHAINING;

err = as3955TxNBytes(txBuffer.data, l4Config.fsd, 0,

AS3955_TX_FLAG_NONE);

state = L4_WAIT_FOR_ACK;

if (err == ERR_NONE)

{

chainOutSize += l4Config.fsd - dllHeaderSize;

}

else

{

err = as3955TxNBytes(txBuffer.data, txBuffer.size, 0,

AS3955_TX_FLAG_NONE);

as3955SetTxFrameState(as3955FrameTXed);

state = L4_IDLE;

}

rxBuffer.size = 0;

rxBuffer.state = as3955FrameIdle;

}

else

{

/* Repeat last buffer */

err = as3955TxNBytes(txBuffer.data, txBuffer.size, 0, AS3955_TX_FLAG_NONE);

}

else if (ISO14443_4_PCB_R == (pcb & ISO14443_4_PCB_R_MASK))

{

if ((pcb & 1) != isoDepCnt)

{

if (ISO14443_4_PCB_R_NAK_BIT & pcb)

AS3955 데이터시트(PDF) 90 Page - ams AG

AS3955 데이터시트(HTML) 90 Page - ams AG

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 ...More

데이터시트 다운로드

링크 URL