{"id":11765,"date":"2017-08-08T18:44:59","date_gmt":"2017-08-08T09:44:59","guid":{"rendered":"https:\/\/www.appliot.co.jp\/lazurite-jp\/?p=11765"},"modified":"2017-08-08T19:05:03","modified_gmt":"2017-08-08T10:05:03","slug":"gps%e5%8f%97%e4%bf%a1%e6%a9%9f%e3%81%ae%e3%83%87%e3%83%bc%e3%82%bf%e3%82%92subghz%e3%81%a7%e9%a3%9b%e3%81%b0%e3%81%99%ef%bc%81","status":"publish","type":"post","link":"https:\/\/www.appliot.co.jp\/lazurite-jp\/lazurite\/11765.html","title":{"rendered":"GPS\u53d7\u4fe1\u6a5f\u306e\u30c7\u30fc\u30bf\u3092SubGHz\u3067\u98db\u3070\u3059\uff01"},"content":{"rendered":"

\u521d\u3081\u306b\u304a\u8aad\u307f\u304f\u3060\u3055\u3044<\/h2>\n

\u672c\u30d7\u30ed\u30b0\u30e9\u30e0\u306f\u30b5\u30f3\u30d7\u30eb\u30d7\u30ed\u30b0\u30e9\u30e0\u3068\u3057\u3066\u3001\u65b0\u3057\u3044Lazurite IDE\u306b\u540c\u68b1\u3092\u3057\u307e\u3057\u305f\u3002
\n\u307e\u305f\u3001\u305d\u3057\u3066\u672c\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u5b89\u5b9a\u7684\u306b\u52d5\u4f5c\u3092\u3055\u305b\u308b\u305f\u3081\u3001\u7121\u7dda\u30c9\u30e9\u30a4\u30d0\u5185\u3067\u3082UART\u306e\u30c7\u30fc\u30bf\u3092\u53d6\u308a\u3053\u307c\u3055\u306a\u3044\u3088\u3046\u306a\u4fee\u6b63\u3092\u52a0\u3048\u3066\u3044\u307e\u3059\u306e\u3067\u30018\/8\u306b\u516c\u958b\u3057\u305fLazuriteIDE\u3092\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3057\u3066\u3054\u4f7f\u7528\u304f\u3060\u3055\u3044\u3002<\/p>\n

GYSFDMAXB_subghz<\/h1>\n

ACK\u306e\u6709\u7121\u306b\u3088\u308b\u52d5\u4f5c\u306e\u9055\u3044<\/h2>\n

Lazurite\u306eSubGHz\u901a\u4fe1\u3067\u306f\u3001\u78ba\u5b9f\u306b\u5c4a\u3051\u305f\u3044\u5834\u5408\u306eACK\u3042\u308a\u9001\u4fe1\u3068\u3001\u9001\u9054\u78ba\u8a8d\u306f\u4e0d\u8981\u3067\u3068\u306b\u304b\u304f\u30d0\u30f3\u30d0\u30f3\u9001\u308a\u305f\u3044ACK\u306a\u3057\u9001\u4fe1\u306e2\u30d1\u30bf\u30fc\u30f3\u304c\u3042\u308a\u3001\u6b21\u306e\u3088\u3046\u306a\u7279\u5fb4\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n\n\n\n
ACK<\/th>\n\u9001\u4fe1\u5148\u306b\u5c4a\u3044\u305f\u304b\u3069\u3046\u304b<\/th>\n\u9001\u4fe1\u5b8c\u4e86\u307e\u3067\u306e\u6642\u9593<\/th>\n<\/tr>\n<\/thead>\n
\u3042\u308a<\/td>\n\u5206\u304b\u308b<\/td>\n\u9001\u4fe1\u304c\u5931\u6557\u3057\u305f\u6642\u306e\u5f85\u3061\u6642\u9593\u304c\u9577\u3044<\/td>\n<\/tr>\n
\u306a\u3057<\/td>\n\u5206\u304b\u3089\u306a\u3044<\/td>\n\u9001\u4fe1\u306e\u6210\u529f\/\u5931\u6557\u306b\u95a2\u308f\u3089\u305a\u51e6\u7406\u6642\u9593\u304c\u4e00\u5b9a<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u305d\u308c\u305e\u308c\u306b\u30e1\u30ea\u30c3\u30c8\u30c7\u30e1\u30ea\u30c3\u30c8\u304c\u3042\u308a\u307e\u3059\u306e\u3067\u3001\u7528\u9014\u306b\u5fdc\u3058\u3066\u4f7f\u3044\u5206\u3051\u304c\u5fc5\u8981\u3067\u3001ACK\u3042\u308a\u3068\u306a\u3057\u306e2\u30d1\u30bf\u30fc\u30f3\u3067\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9\u3092\u4ea4\u3048\u3066\u8aac\u660e\u3057\u307e\u3059\u3002<\/p>\n

\u4eca\u56de\u4f7f\u7528\u3057\u305fGPS\u53d7\u4fe1\u6a5f\u306f\u3001GYSFDMAXB\u3068\u3044\u3046\u592a\u967d\u8a98\u96fb\u88fd\u306eGPS\u30e2\u30b8\u30e5\u30fc\u30eb\u3067\u3059\u3002\u3053\u306e\u30e2\u30b8\u30e5\u30fc\u30eb\u304b\u3089\u306f\u3001\u30c6\u30ad\u30b9\u30c8\u5f62\u5f0f\u306eNMEA\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u306e\u30c7\u30fc\u30bf\u3092UART 9600bps(\u521d\u671f\u5024)\u3067\u53d7\u4fe1\u3059\u308b\u306e\u3067\u3001Lazurite\u306eSerial2(14\u756a\u30d4\u30f3RX\u300115\u756a\u30d4\u30f3TX)\u306b\u63a5\u7d9a\u3057\u307e\u3057\u305f\u3002<\/p>\n

NMEA\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u3068\u306f\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306a$GP\u304b\u3089\u59cb\u307e\u308a\u3001\u6539\u884c\u30b3\u30fc\u30c9\u3067\u7d42\u308f\u308b\u30c6\u30ad\u30b9\u30c8\u30c7\u30fc\u30bf\u3067\u3059\u3002<\/p>\n

[code lang=text]
\n$GPGGA,020327.000,3530.5603,N,13936.9421,E,1,8,1.06,36.9,M,39.5,M,,*61
\n$GPGLL,3530.5603,N,13936.9421,E,020327.000,A,A*58
\n$GPGSA,A,3,30,15,05,20,13,21,28,24,,,,,1.34,1.06,0.83*05
\n…
\n[\/code]<\/p>\n

SubGHz\u306e\u9001\u4fe1\u8a2d\u5b9a\u306f\u3001ACK\u3042\u308a\u306a\u3057\u5171\u901a\u3067\u3001100kbps\u300120mW\u306b\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n

ACK\u306a\u3057\u3067\u98db\u3070\u3059<\/h2>\n

\u307e\u305a\u306f\u7c21\u5358\u306a\u65b9\u3067\u3001ACK\u306a\u3057(\u30d0\u30f3\u30d0\u30f3\u9001\u308b)\u306e\u5834\u5408\u306e\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9\u304b\u3089\u3067\u3059\u3002
\n\u521d\u671f\u5024\u306fACK\u3042\u308a\u3067\u3059\u306e\u3067\u3001setup()\u3067SubGHz.setAckReq(false)\u3092\u547c\u3093\u3067ACK\u306a\u3057\u306b\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u3067\u76f8\u624b\u304b\u3089\u306eACK\u3092\u5f85\u305f\u305a\u3001\u4e00\u65b9\u7684\u306b\u9001\u4fe1\u3059\u308b\u3060\u3051\u3067\u3059\u3002<\/p>\n

[c]
\nvoid gps_output()
\n{
\n\tdigitalWrite(LED,LOW);\t\t\t\t\t\t\t\t\/\/ LED ON
\n\tSerial.println("send");
\n\tSubGHz.send(SUBGHZ_PANID, HOST_ADDRESS, gps_buf, bufp, NULL);\t\/\/ send data
\n\tdigitalWrite(LED,HIGH);\t\t\t\t\t\t\t\t\/\/ LED off
\n}<\/p>\n

void setup() {
\n \/\/ put your setup code here, to run once:
\n\tpinMode(LED,OUTPUT);\t\t\t\t\t\t\t\t\/\/ setting of LED
\n\tdigitalWrite(LED,HIGH);\t\t\t\t\t\t\t\t\/\/ setting of LED<\/p>\n

\tSubGHz.init();\t\t\t\t\t\t\t\t\t\t\/\/ initializing Sub-GHz
\n\tSubGHz.setAckReq(false);\t\t\t\t\t\t\t\/\/ no ACK
\n\tSubGHz.begin(SUBGHZ_CH, SUBGHZ_PANID, SUBGHZ_100KBPS, SUBGHZ_PWR_20MW);\t\t\/\/ start Sub-GHz<\/p>\n

\tSerial.begin(115200);
\n\tSerial2.begin(9600);
\n\tSerial2.flush();
\n}<\/p>\n

void loop() {
\n \/\/ put your main code here, to run repeatedly:
\n\tuint8_t data;<\/p>\n

\tif (Serial2.available() > 0) {
\n\t\tdata = (uint8_t) Serial2.read();
\n\t\tif ((data == 0x0D) || (data == 0x0A)) {\t\t\t\/\/ if end of line
\n\t\t\tif ((bufp > 0) && (bufp < GPS_BUF_SIZE)) {
\n\t\t\t\tgps_buf[bufp] = NULL;
\n\t\t\t\tgps_output();\t\t\t\t\t\t\t\/\/ output gps data
\n\t\t\t}
\n\t\t\tbufp = 0;
\n\t\t} else if (bufp < GPS_BUF_SIZE) {
\n\t\t\tgps_buf[bufp++] = data;
\n\t\t}
\n\t}
\n}
\n[\/c]<\/p>\n

\u89e3\u8aac<\/h3>\n

loop()\u3067\u306f\u3001Serial2\u306eFIFO\u306b\u30c7\u30fc\u30bf\u304c\u3042\u3063\u305f\u3089\u8aad\u307f\u8fbc\u3093\u3067\u3001\u6539\u884c\u30b3\u30fc\u30c9\u3060\u3063\u305f\u3089gps_output()\u3067\u9001\u4fe1\u3057\u307e\u3059\u3002\u4e00\u884c\u3067\u6700\u59277\uff5e80\u30d0\u30a4\u30c8\u7a0b\u5ea6\u306eGPS\u30c7\u30fc\u30bf\u3092100kbps\u3067\u9001\u4fe1\u3059\u308b\u306e\u3067\u3001SubGHz.send()\u306e\u5b9f\u884c\u6642\u9593\u306f\u5341\u6570ms(\u203b)\u3067\u3059\u3002<\/p>\n

\u203b 100kbps\u3092\u30d0\u30a4\u30c8\u3042\u305f\u308a\u306e\u9001\u4fe1\u6642\u9593\u306b\u76f4\u3059\u3068\u30010.08ms\/byte\u300280\u30d0\u30a4\u30c8\u3060\u306880 * 0.08 = 6.4ms\u3067\u3059\u304c\u3001\u9001\u4fe1\u524d\u306e\u30ad\u30e3\u30ea\u30a2\u30bb\u30f3\u30b9\u306a\u3069\u5fc5\u8981\u306a\u51e6\u7406\u3082\u52a0\u308f\u308b\u306e\u3067\u3001\u5341\u6570ms\u3068\u3044\u3046\u8a08\u7b97\u3067\u3059\u3002<\/p>\n

GPS\u306eUART\u8ee2\u9001\u901f\u5ea6\u306f9600bps(\u521d\u671f\u5024)\u3067\u3059\u306e\u3067\u30011\u30d0\u30a4\u30c8\u3042\u305f\u308a\u306e\u9001\u4fe1\u6642\u9593\u306f\u7d041.0ms\/byte\u3002SubGHz.send()\u3067\u9001\u4fe1\u3057\u3066\u3044\u308b\u5341\u6570ms\u9593\u306b\u3001Serial2\u306eFIFO\u306b\u30d0\u30c3\u30d5\u30a1\u30ea\u30f3\u30b0\u3055\u308c\u308b\u30c7\u30fc\u30bf\u306f\u6700\u5927\u3067\u3082\u7d04\u5341\u6570\u30d0\u30a4\u30c8\u3068\u306a\u308a\u3001128\u30d0\u30a4\u30c8\u306eFIFO\u30b5\u30a4\u30ba\u5185\u306b\u53ce\u307e\u308a\u307e\u3059\u306e\u3067\u3001\u6b21\u306eloop()\u306e\u30bf\u30a4\u30df\u30f3\u30b0\u306bSerial2.read()\u3067FIFO\u304b\u3089\u8aad\u307f\u8fbc\u3081\u3070\u3001GPS\u306e\u53d7\u4fe1\u30c7\u30fc\u30bf\u3092\u53d6\u308a\u3053\u307c\u3059\u3053\u3068\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n

ACK\u3042\u308a\u3067\u98db\u3070\u3059<\/h2>\n

ACK\u3042\u308a\u306e\u5834\u5408\u306f\u9001\u4fe1\u5148\u304b\u3089ACK\u304c\u5373\u5ea7\u306b\u53d7\u4fe1\u3067\u304d\u308b\u3068\u306f\u9650\u308a\u307e\u305b\u3093\u306e\u3067\u3001\u9001\u4fe1\u306b\u5931\u6557\u3057\u305f\u3068\u304d\u306e\u5bfe\u7b56\u3092\u8003\u616e\u3057\u3066\u304a\u304f\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n

\u5b9f\u969b\u306e\u30b5\u30f3\u30d7\u30eb\u30d7\u30ed\u30b0\u30e9\u30e0\u304c\u3053\u3061\u3089\u3067\u3059\u3002<\/p>\n

[c]
\nvoid gps_output(void)
\n{
\n\tSUBGHZ_MSG msg;
\n\tuint32_t tmp;<\/p>\n

\tif (strncmp(gps_buf, NMEA_GPRMC, GPS_SEN_SIZE) == 0) {
\n\t\tdigitalWrite(LED,LOW);\t\t\t\t\t\t\t\t\/\/ LED ON
\n\t\tSerial.println("send");
\n\t\ttmp = millis();
\n\t\tmsg = SubGHz.send(SUBGHZ_PANID, HOST_ADDRESS, gps_buf, bufp, NULL);\t\/\/ send data
\n\t\tSerial2.flush();
\n\t\tdigitalWrite(LED,HIGH);\t\t\t\t\t\t\t\t\/\/ LED off
\n\t\tif (msg == SUBGHZ_TX_ACK_FAIL) {
\n\t\t\tSerial.print("Couldn’t receive ACK even after ");
\n\t\t\tSerial.print_long(millis()-tmp,DEC);
\n\t\t\tSerial.println(" ms passed.");
\n\t\t}
\n\t}<\/p>\n

}<\/p>\n

void setup() {
\n \/\/ put your setup code here, to run once:
\n\tSUBGHZ_PARAM param;<\/p>\n

\tpinMode(LED,OUTPUT);\t\t\t\t\t\t\t\t\/\/ setting of LED
\n\tdigitalWrite(LED,HIGH);\t\t\t\t\t\t\t\t\/\/ setting of LED<\/p>\n

\tSubGHz.init();\t\t\t\t\t\t\t\t\t\t\/\/ initializing Sub-GHz
\n\tSubGHz.begin(SUBGHZ_CH, SUBGHZ_PANID, SUBGHZ_100KBPS, SUBGHZ_PWR_20MW);\t\t\/\/ start Sub-GHz<\/p>\n

\tSerial.begin(115200);
\n\tSerial2.begin(9600);
\n\tSerial2.flush();
\n}<\/p>\n

void loop() {
\n \/\/ put your main code here, to run repeatedly:
\n\tuint8_t data;<\/p>\n

\tif (Serial2.available() > 0) {
\n\t\tdata = (uint8_t) Serial2.read();
\n\t\tif ((data == 0x0D) || (data == 0x0A)) {\t\t\t\/\/ if end of line
\n\t\t\tif ((bufp > 0) && (bufp < GPS_BUF_SIZE)) {
\n\t\t\t\tgps_buf[bufp] = NULL;
\n\t\t\t\tgps_output();
\n\t\t\t}
\n\t\t\tbufp = 0;
\n\t\t} else if (bufp < GPS_BUF_SIZE) {
\n\t\t\tgps_buf[bufp++] = data;
\n\t\t}
\n\t}
\n}
\n[\/c]<\/p>\n

\u89e3\u8aac<\/h3>\n

ACK\u6709\u308a\u306e\u5834\u5408\u3001\u8003\u616e\u3057\u306a\u304f\u3066\u306f\u884c\u3051\u306a\u3044\u306e\u304c\u9001\u4fe1\u5931\u6557\u6642\u306e\u5bfe\u7b56\u306b\u306a\u308a\u307e\u3059\u3002
\n920MHz\u306e\u9001\u4fe1\u306b\u5931\u6557\u3057\u305f\u3068\u304d\u3001\u6700\u5927\u3067\u7d042\u79d2\u306e\u6642\u9593\u3092\u8981\u3057\u307e\u3059\u3002\u3053\u306e\u6642\u9593\u306f\u518d\u9001\u56de\u6570\u3084ACK\u5f85\u3061\u6642\u9593\u306b\u5fdc\u3058\u305f\u51e6\u7406\u6642\u9593\u304c\u767a\u751f\u3057\u307e\u3059\u306e\u3067\u3001\u30c7\u30d5\u30a9\u30eb\u30c8\u306e\u8a2d\u5b9a\u3067\u306f\u9001\u4fe1\u5931\u6557\u306e\u6642\u306b\u7d042\u79d2\u3001\u6210\u529f\u3057\u305f\u5834\u5408\u3067\u3082\u6700\u5927\u30671.5\u79d2\u7a0b\u5ea6\u306e\u6642\u9593\u304c\u304b\u304b\u3063\u3066\u3057\u307e\u3046\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u4e00\u65b9\u3001GPS\u30e2\u30b8\u30e5\u30fc\u30eb\u306f\u305d\u306e\u9593\u306b\u3082GPS\u306e\u30c7\u30fc\u30bf\u3092\u9001\u4fe1\u3057\u3066\u304d\u307e\u3059\u306e\u3067\u30b7\u30ea\u30a2\u30eb\u7528\u30d0\u30c3\u30d5\u30a1\u304c\u30aa\u30fc\u30d0\u30fc\u30d5\u30ed\u30fc\u3057\u3066GPS\u306e\u5024\u3092\u53d6\u308a\u3053\u307c\u3057\u3066\u3057\u307e\u3046\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002
\n\u305d\u306e\u305f\u3081\u3001ACK\u6709\u308a\u306e\u51e6\u7406\u3067\u306f\u9001\u4fe1\u5f8c\u306bUART\u306e\u30d0\u30c3\u30d5\u30a1\u3092\u521d\u671f\u5316\u3057\u3066\u3001\u65b0\u305f\u306aGPS\u306e\u4fe1\u53f7\u3092\u53d7\u4fe1\u3057\u3066\u304b\u3089\u9001\u4fe1\u3059\u308b\u3068\u3044\u3046\u30d7\u30ed\u30b0\u30e9\u30e0\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n

\u6700\u5f8c\u306b<\/h2>\n

\u63a5\u7d9a\u3057\u3066\u307f\u308b\u3060\u3051\u3067\u3042\u308c\u3070\u7c21\u5358\u306a\u306e\u3067\u3059\u304c\u3001\u30b7\u30b9\u30c6\u30e0\u3092\u5b89\u5b9a\u7684\u306b\u52d5\u304b\u305d\u3046\u3068\u3059\u308b\u3068\u4ee5\u5916\u306b\u5965\u304c\u6df1\u3044GPS\u30c7\u30fc\u30bf\u306e\u9001\u4fe1\u3067\u3057\u305f\u3002GPS\u304b\u3089\u306e\u5165\u529b\u3068\u3001920MHz\u7121\u7dda\u306b\u3088\u308b\u51fa\u529b\u306e\u30b9\u30eb\u30fc\u30d7\u30c3\u30c8\u3092\u8003\u3048\u3066\u8a2d\u8a08\u3057\u306a\u3044\u3068\u30b7\u30b9\u30c6\u30e0\u304c\u7834\u7dbb\u3057\u3066\u3057\u307e\u3044\u307e\u3059\u3002
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