Diff: bm019.h

Revision:

0:d156731c291b

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/bm019.h	Sat Apr 16 14:00:28 2016 +0000
@@ -0,0 +1,91 @@
+
+#ifndef BM019_H
+#define BM019_H
+
+#include "log.h"
+#include "mbed.h"
+
+#define BM019_MOSI p4
+#define BM019_MISO p3
+#define BM019_CLK p5
+
+#define BM019_CS p2
+#define BM019_IRQ p1
+
+#define BM019_MAX_RX 512
+#define BM019_READY_TIMEOUT 50 /* 0 for endless waiting else  ms to wait */
+
+enum BM019_PROTOCOL_ISO_IEC_15693_BYTE_0 {
+    BM019_PROTOCOL_ISO_IEC_15693_BYTE_0_0_NO_CRC = 0x00,
+    BM019_PROTOCOL_ISO_IEC_15693_BYTE_0_0_CRC = 0x01,
+
+    BM019_PROTOCOL_ISO_IEC_15693_BYTE_0_1_SINGLE_SUBCARRIER = 0x00,
+    BM019_PROTOCOL_ISO_IEC_15693_BYTE_0_1_DUAL_SUBCARRIER = 0x02,
+
+    BM019_PROTOCOL_ISO_IEC_15693_BYTE_0_2_100_MODULATION = 0x00,
+    BM019_PROTOCOL_ISO_IEC_15693_BYTE_0_2_10_MODULATION = 0x04,
+
+    BM019_PROTOCOL_ISO_IEC_15693_BYTE_0_3_RESPECT_312U_DELAY = 0x00,
+    BM019_PROTOCOL_ISO_IEC_15693_BYTE_0_3_WAIT_FOR_SOF = 0x08,
+
+    BM019_PROTOCOL_ISO_IEC_15693_BYTE_0_45_26_KBPS = 0x00,
+    BM019_PROTOCOL_ISO_IEC_15693_BYTE_0_45_52_KBPS = 0x10,
+    BM019_PROTOCOL_ISO_IEC_15693_BYTE_0_45_6_KBPS = 0x20
+};
+
+enum BM019_CODES {
+    EFrameRecvOK    = 0x80, // Frame correctly received (additionally see CRC/Parity information)
+    EUserStop       = 0x85, // Stopped by user (used only in Card mode)
+    ECommError      = 0x86, // Hardware communication error
+    EFrameWaitTOut  = 0x87, // Frame wait time out (no valid reception)
+    EInvalidSof     = 0x88, // Invalid SOF
+    EBufOverflow    = 0x89, // Too many bytes received and data still arriving
+    EFramingError   = 0x8A, // if start bit = 1 or stop bit = 0
+    EEgtError       = 0x8B, // EGT time out
+    EInvalidLen     = 0x8C, // Valid for ISO/IEC 18092, if Length <3
+    ECrcError       = 0x8D, // CRC error, Valid only for ISO/IEC 18092
+    ERecvLost       = 0x8E, // When reception is lost without EOF received (or subcarrier was lost)
+    ENoField        = 0x8F, // When Listen command detects the absence of external field
+    EUnintByte      = 0x90, //Residual bits in last byte. Useful for ACK/NAK reception of ISO/IEC 14443 Type A.
+};
+
+enum BM019_STATE {
+    BM019_STATE_UNKNOWN   = 0, //intial condition
+    BM019_STATE_ANSWERING = 1, //if any communiaction has been successful
+    BM019_STATE_PROTOCOL  = 2, //a protocol (other then off) has been set
+
+};
+
+extern BM019_STATE stateBM019;
+
+struct BM019_IDN
+{
+    char deviceID[13];
+    char romCRC[2];
+};
+
+struct BM019_TAG {
+    uint8_t crc[2];
+    uint8_t uid[8];
+};
+
+BM019_STATE getStateBM019();
+
+bool initBM019();
+
+bool resetBM019();
+bool wakeBM019(int timeout = BM019_READY_TIMEOUT);
+bool hybernateBM019();
+
+bool idnBM019(BM019_IDN *idn);
+
+bool setProtocolOFF();
+bool setProtocolISO_EIC_15693BM019(BM019_PROTOCOL_ISO_IEC_15693_BYTE_0 configuration);
+
+bool echoBM019(int timeout = BM019_READY_TIMEOUT, bool log = true);
+
+bool inventoryISO_IES_15693BM019(BM019_TAG *tag, int timeout = BM019_READY_TIMEOUT);
+
+int readBM019(uint8_t adr, uint8_t *buf, int len, int timeout = BM019_READY_TIMEOUT);
+int readMultiBM019(uint8_t adr, int count, uint8_t *buf, int len, int timeout = BM019_READY_TIMEOUT);
+#endif /* BM019_H   */
\ No newline at end of file