di dalam library blynk cari file BlynkProtocol
jadilah seperti ini
Value RSSI dBm Condition
2 -109 Marginal
3 -107 Marginal
4 -105 Marginal
5 -103 Marginal
6 -101 Marginal
7 -99 Marginal
8 -97 Marginal
9 -95 Marginal
10 -93 OK
11 -91 OK
12 -89 OK
13 -87 OK
14 -85 OK
15 -83 Good
16 -81 Good
17 -79 Good
18 -77 Good
19 -75 Good
20 -73 Excellent
21 -71 Excellent
22 -69 Excellent
23 -67 Excellent
24 -65 Excellent
25 -63 Excellent
26 -61 Excellent
27 -59 Excellent
28 -57 Excellent
29 -55 Excellent
30 -53 Excellent
bool res = modem.isGprsConnected();
DBG("GPRS status:", res ? "connected" : "not connected");
String ccid = modem.getSimCCID();
DBG("CCID:", ccid);
String imei = modem.getIMEI();
DBG("IMEI:", imei);
String imsi = modem.getIMSI();
DBG("IMSI:", imsi);
String cop = modem.getOperator();
DBG("Operator:", cop);
IPAddress local = modem.localIP();
DBG("Local IP:", local);
silahkan video di atas. semoga bermanfaat. jika masih kurang jelas bisa kontak saya