orange pi orangepi sim800c gsm 2g gprs 物聯(lián)網(wǎng) oled 開發(fā)板
提供Bigiot物聯(lián)網(wǎng)平臺代碼,遠程拍照,溫度上傳。
詳見視頻演示:https://www.lightembedded.com/dokuwiki/doku.php?id=videos
淘寶購買鏈接:https://item.taobao.com/item.htm?spm=a1z38n.10677092.0.0.763968a3bX7yc8&id=558976001022
模塊使用視頻教程:
https://otp70vofb.bkt.clouddn.com/orangepi.mp4
模塊使用教程:
https://wiki.lightembedded.com/dokuwiki/doku.php?id=linux:linux%E4%B8%8Bgprs%E8%81%94%E7%BD%91
模塊對接物聯(lián)網(wǎng)平臺在線溫度采集,遠程監(jiān)控拍照演示:
https://wiki.lightembedded.com/dokuwiki/doku.php?id=videos
只要接口符合以下方式的都可以通用:
Linux下GPRS撥號上網(wǎng)
實驗環(huán)境
- orange pi lite(全志H3)
- sim800c/sim900a模塊(淘寶上賣的有)
- 中國移動物聯(lián)網(wǎng)卡(9塊錢一張)
- Ubuntu/armbian/debian系統(tǒng)
步驟
- 在板子上安裝ppp和chat
sudo apt-get install ppp sudo apt-get install chat
- 編輯撥號文件/etc/ppp/peers/chat-gprs-connect
TIMEOUT 15 ABORT '\nDELAYED\r' ABORT '\nBUSY\r' ABORT '\nERROR\r' ABORT '\nNO DIALTONE\r' ABORT '\nNO CARRIER\r' '' \rAT OK ATS0=0 OK ATE0V1 OK AT+CGDCONT=1,"IP","CMNET" OK ATDT*99***1# CONNECT ''
- 編輯撥號文件/etc/ppp/peers/chat-gprs-disconnect
ABORT OK ABORT BUSY ABORT DELAYED ABORT "NO ANSWER" ABORT "NO CARRIER" ABORT "NO DIALTONE" ABORT VOICE ABORT ERROR ABORT RINGING TIMEOUT 12 "" \K "" \K "" \K "" +++ATH "" +++ATH "" +++ATH "" ATZ SAY "\nForlinx GPRS Disconnect\n"
- 編輯撥號文件/etc/ppp/peers/gprs
nodetach lock /dev/ttyS1 115200 nocrtscts modem noauth debug nodetach #hide-password usepeerdns noipdefault defaultroute user "" password "" 0.0.0.0:0.0.0.0 ipcp-accept-local ipcp-accept-remote noccp #novj #novjccomp persist connect 'chat -s -v -f /etc/ppp/peers/chat-gprs-connect' disconnect 'chat -s -v -f /etc/ppp/peers/chat-gprs-disconnect'
- 開啟GPRS模塊
- 開始撥號
sudo pon gprs&
- 這個時候輸入ifconfig會出現(xiàn)ppp0,然后設置路由
route add default dev ppp0
- 然后查看網(wǎng)絡是否連接
ping www.baidu.com