Add command to set nina-fw system time

Author: pennam

src/WiFi.cpp

@@ -360,6 +360,11 @@ unsigned long WiFiClass::getTime()
 	return WiFiDrv::getTime();
 }
 
+int WiFiClass::setTime(unsigned long unixTime)
+{
+	return WiFiDrv::setTime(unixTime);
+}
+
 void WiFiClass::lowPowerMode()
 {
 	WiFiDrv::setPowerMode(1);

src/WiFi.h

@@ -277,6 +277,7 @@ class WiFiClass
     int hostByName(const char* aHostname, IPAddress& aResult);
 
     unsigned long getTime();
+    int setTime(unsigned long unixTime);
 
     void lowPowerMode();
     void noLowPowerMode();

src/utility/wifi_drv.cpp

@@ -862,6 +862,36 @@ uint32_t WiFiDrv::getTime()
     return _data;
 }
 
+int WiFiDrv::setTime(uint32_t epochTime)
+{
+    WAIT_FOR_SLAVE_SELECT();
+    // Send Command
+    SpiDrv::sendCmd(SET_TIME_CMD, PARAM_NUMS_1);
+    SpiDrv::sendParam((uint8_t*)&epochTime, sizeof(epochTime), LAST_PARAM);
+
+    // pad to multiple of 4
+    int commandSize = 5 + sizeof(epochTime);
+    while (commandSize % 4) {
+        SpiDrv::readChar();
+        commandSize++;
+    }
+
+    SpiDrv::spiSlaveDeselect();
+    //Wait the reply elaboration
+    SpiDrv::waitForSlaveReady();
+    SpiDrv::spiSlaveSelect();
+
+    // Wait for reply
+    uint8_t _data = 0;
+    uint8_t _dataLen = 0;
+    if (!SpiDrv::waitResponseCmd(SET_TIME_CMD, PARAM_NUMS_1, &_data, &_dataLen))
+    {
+        WARN("error waitResponse");
+    }
+    SpiDrv::spiSlaveDeselect();
+    return _data;
+}
+
 void WiFiDrv::setPowerMode(uint8_t mode)
 {
     WAIT_FOR_SLAVE_SELECT();

src/utility/wifi_drv.h

@@ -280,6 +280,7 @@ class WiFiDrv
     static const char* getFwVersion();
 
     static uint32_t getTime();
+    static int setTime(uint32_t epochTime);
 
     static void setPowerMode(uint8_t mode);
 

src/utility/wifi_spi.h

@@ -117,6 +117,9 @@ enum {
 	PREFERENCES_GET     = 0x5C,
 	PREFERENCES_GETTYPE = 0x5D,
 
+	// regular format commands
+	SET_TIME_CMD        = 0x5F,
+
     // regular format commands
     WRITE_FILE			= 0x60,
     READ_FILE			= 0x61,