Suga koubou / NECnfc

NEC Near Field Communication RF module library for mbed H001-000003-001 (950MHz), H001-000013-001 (920MHz), TY24FM-E2024 (2.4GHz)

Dependents:   NECnfc_sample Drone_air Drone_ground

NEC Near Field Communication RF module library

NEC製の近距離無線モジュール用のライブラリです。

詳細はこちら

NECnfc.h@2:9e108187ccfe, 2015-08-27 (annotated)

Committer:
okini3939
Date:
Thu Aug 27 05:41:24 2015 +0000
Revision:
2:9e108187ccfe
Parent:
0:337524afec9b
Child:
3:71a16ce27889
920MHz supported

Who changed what in which revision?

UserRevisionLine numberNew contents of line
okini3939 0:337524afec9b 1 /**
okini3939 0:337524afec9b 2 * NEC Near Field Communication RF module library for mbed
okini3939 0:337524afec9b 3 * Copyright (c) 2012 Suga
okini3939 0:337524afec9b 4 * Released under the MIT License: http://mbed.org/license/mit
okini3939 0:337524afec9b 5 */
okini3939 0:337524afec9b 6
okini3939 0:337524afec9b 7 /** @file
okini3939 0:337524afec9b 8 * @brief NEC Near Field Communication RF module library for mbed
okini3939 2:9e108187ccfe 9 * @note H001-000003-001 (950MHz), TY24FM-E2024 (2.4GHz), H001-000013-001 (920MHz)
okini3939 0:337524afec9b 10 */
okini3939 0:337524afec9b 11
okini3939 0:337524afec9b 12 #include "mbed.h"
okini3939 0:337524afec9b 13
okini3939 2:9e108187ccfe 14 #define NEC_MAXLENGTH 240
okini3939 2:9e108187ccfe 15 #define NEC_SYSTEMID 0x0000
okini3939 2:9e108187ccfe 16 #define NEC_PRODUCTID 0x8341
okini3939 0:337524afec9b 17
okini3939 2:9e108187ccfe 18 #define DBG(...) printf("" __VA_ARGS__)
okini3939 2:9e108187ccfe 19 //#define DBG(...)
okini3939 0:337524afec9b 20
okini3939 0:337524afec9b 21 /**
okini3939 0:337524afec9b 22 * NECnfc class
okini3939 0:337524afec9b 23 */
okini3939 0:337524afec9b 24 class NECnfc {
okini3939 0:337524afec9b 25 public:
okini3939 2:9e108187ccfe 26 enum NECTYPE {
okini3939 2:9e108187ccfe 27 TYPE_950MHz,
okini3939 2:9e108187ccfe 28 TYPE_2400MHz,
okini3939 2:9e108187ccfe 29 TYPE_920MHz,
okini3939 2:9e108187ccfe 30 };
okini3939 2:9e108187ccfe 31
okini3939 2:9e108187ccfe 32 enum NECMSG {
okini3939 2:9e108187ccfe 33 NECMSG_ACK = 0x00,
okini3939 2:9e108187ccfe 34 NECMSG_NOACK = 0x01,
okini3939 2:9e108187ccfe 35 NECMSG_SEARCH = 0x10,
okini3939 2:9e108187ccfe 36 NECMSG_SEND_DAT = 0x11,
okini3939 2:9e108187ccfe 37 NECMSG_RESEND = 0x12,
okini3939 2:9e108187ccfe 38 NECMSG_SEND_NOACK = 0x13,
okini3939 2:9e108187ccfe 39 NECMSG_ENERGY_DETECT = 0x16,
okini3939 2:9e108187ccfe 40 NECMSG_SEND_CMD = 0x17,
okini3939 2:9e108187ccfe 41 NECMSG_WRITE_RFCONF = 0x21,
okini3939 2:9e108187ccfe 42 NECMSG_READ_RSSI = 0x24,
okini3939 2:9e108187ccfe 43 NECMSG_READ_CONFIG = 0x29,
okini3939 2:9e108187ccfe 44 NECMSG_WRITE_CONFIG = 0x2A,
okini3939 2:9e108187ccfe 45 NECMSG_READ_DEFAULT = 0x7D,
okini3939 2:9e108187ccfe 46 NECMSG_WRITE_DEFAULT = 0x7E,
okini3939 2:9e108187ccfe 47 NECMSG_RESET = 0x77,
okini3939 2:9e108187ccfe 48 };
okini3939 2:9e108187ccfe 49
okini3939 2:9e108187ccfe 50 enum NECPWR {
okini3939 2:9e108187ccfe 51 PWR_LOW = 0x00,
okini3939 2:9e108187ccfe 52 PWR_MID = 0x01,
okini3939 2:9e108187ccfe 53 PWR_HIGH = 0x02,
okini3939 2:9e108187ccfe 54 PWR_MAX = 0x03,
okini3939 2:9e108187ccfe 55 };
okini3939 2:9e108187ccfe 56
okini3939 2:9e108187ccfe 57 enum NECBAUD {
okini3939 2:9e108187ccfe 58 BAUD_9600 = 0x02,
okini3939 2:9e108187ccfe 59 BAUD_50k = 0x06,
okini3939 2:9e108187ccfe 60 BAUD_100k = 0x07,
okini3939 2:9e108187ccfe 61 };
okini3939 2:9e108187ccfe 62
okini3939 2:9e108187ccfe 63 enum NECUART {
okini3939 2:9e108187ccfe 64 UART_4800 = 0x01,
okini3939 2:9e108187ccfe 65 UART_9600 = 0x02,
okini3939 2:9e108187ccfe 66 UART_19200 = 0x04,
okini3939 2:9e108187ccfe 67 UART_38400 = 0x05,
okini3939 2:9e108187ccfe 68 UART_56700 = 0x06,
okini3939 2:9e108187ccfe 69 UART_115200 = 0x08,
okini3939 2:9e108187ccfe 70 };
okini3939 2:9e108187ccfe 71
okini3939 2:9e108187ccfe 72 struct ifMessage {
okini3939 2:9e108187ccfe 73 uint16_t start;
okini3939 2:9e108187ccfe 74 uint8_t length;
okini3939 2:9e108187ccfe 75 uint8_t msgid;
okini3939 2:9e108187ccfe 76 uint8_t msgno;
okini3939 2:9e108187ccfe 77 uint32_t dstid;
okini3939 2:9e108187ccfe 78 uint32_t srcid;
okini3939 2:9e108187ccfe 79 uint8_t parameter[NEC_MAXLENGTH + 2];
okini3939 2:9e108187ccfe 80 } __attribute__((packed));
okini3939 2:9e108187ccfe 81
okini3939 0:337524afec9b 82 /**
okini3939 0:337524afec9b 83 * Default constructor
okini3939 0:337524afec9b 84 */
okini3939 0:337524afec9b 85 NECnfc (PinName p_tx, PinName p_rx, PinName p_reset);
okini3939 0:337524afec9b 86
okini3939 0:337524afec9b 87 /**
okini3939 0:337524afec9b 88 * configuration
okini3939 0:337524afec9b 89 */
okini3939 2:9e108187ccfe 90 int begin (int ch, NECBAUD baud = BAUD_50k, NECUART uart = UART_38400, NECPWR power = PWR_LOW, NECTYPE type = TYPE_920MHz);
okini3939 0:337524afec9b 91 /**
okini3939 0:337524afec9b 92 * send
okini3939 0:337524afec9b 93 */
okini3939 2:9e108187ccfe 94 int send (NECMSG msgid, unsigned long dest, char *param, int len);
okini3939 0:337524afec9b 95 /**
okini3939 0:337524afec9b 96 * read
okini3939 0:337524afec9b 97 */
okini3939 0:337524afec9b 98 int read (struct ifMessage *ifmsg, int timeout = 5000);
okini3939 0:337524afec9b 99 /**
okini3939 0:337524afec9b 100 * read data ready
okini3939 0:337524afec9b 101 */
okini3939 0:337524afec9b 102 int readable ();
okini3939 0:337524afec9b 103
okini3939 0:337524afec9b 104 protected:
okini3939 0:337524afec9b 105 void isr_rx ();
okini3939 0:337524afec9b 106
okini3939 0:337524afec9b 107 private:
okini3939 0:337524afec9b 108 Serial rf;
okini3939 0:337524afec9b 109 DigitalOut reset;
okini3939 0:337524afec9b 110 int msgno;
okini3939 0:337524afec9b 111 struct ifMessage rxmsg;
okini3939 0:337524afec9b 112 char *rxbuf;
okini3939 0:337524afec9b 113 int rxlen, rxmode;
okini3939 0:337524afec9b 114 volatile int rxflg;
okini3939 0:337524afec9b 115
okini3939 0:337524afec9b 116 };