check for SIM PIN before AT#RFSTS on LE910 radios0.6

1 files changed, 21 insertions, 2 deletions

diff --git a/src/MTS_IO_CellularRadio.cpp b/src/MTS_IO_CellularRadio.cpp
index 71c4465..0ec7c05 100644
--- a/src/MTS_IO_CellularRadio.cpp
+++ b/src/MTS_IO_CellularRadio.cpp
@@ -936,8 +936,27 @@ CellularRadio::CODE CellularRadio::getNetworkStatus(Json::Value& jData) {
     const uint32_t LTE_NETWORK_FORMAT = 16;
 
     printTrace("%s| Get Network Status", m_sName.c_str());
-    std::string sCmd("AT#RFSTS");
-    std::string sResult = sendCommand(sCmd, DEFAULT_BAIL_STRINGS, 200);
+
+    std::string sCmd;
+    std::string sResult;
+    // LE910 radios have a bug where issuing AT#RFSTS with a locked SIM
+    // will cause the radio to stop responding until a radio power cycle
+    // Telit Support Portal Case #5069697
+    if (m_sName.find("LE910-") != std::string::npos) {
+        sCmd = "AT+CPIN?";
+        sResult = sendCommand(sCmd);
+        if (sResult.find("+CPIN:") == std::string::npos) {
+            printDebug("%s| AT+CPIN? returned unexpected response: [%s][%s]", m_sName.c_str(), sCmd.c_str(), sResult.c_str());
+            return FAILURE;
+        }
+        if (sResult.find("SIM PIN") != std::string::npos) {
+            printError("%s| The SIM is locked and must first be unlocked", m_sName.c_str());
+            return FAILURE;
+        }
+    }
+
+    sCmd = "AT#RFSTS";
+    sResult = sendCommand(sCmd, DEFAULT_BAIL_STRINGS, 200);
     if (sResult.find("#RFSTS:") == std::string::npos) {
         printDebug("%s| Network Status command returned unexpected response: [%s][%s]", m_sName.c_str(), sCmd.c_str(), sResult.c_str());
         return FAILURE;