[SX126x] Added method to get currently configured OCP

keywords.txt

@@ -125,6 +125,7 @@ startReceiveDutyCycle	KEYWORD2
 startReceiveDutyCycleAuto	KEYWORD2
 setRegulatorLDO	KEYWORD2
 setRegulatorDCDC	KEYWORD2
+getCurrentLimit	KEYWORD2
 
 # ESP8266
 join	KEYWORD2

src/modules/SX126x/SX126x.cpp

@@ -674,6 +674,15 @@ int16_t SX126x::setCurrentLimit(float currentLimit) {
   return(writeRegister(SX126X_REG_OCP_CONFIGURATION, &rawLimit, 1));
 }
 
+float SX126x::getCurrentLimit() {
+  // get the raw value
+  uint8_t ocp = 0;
+  readRegister(SX126X_REG_OCP_CONFIGURATION, &ocp, 1);
+
+  // return the actual value
+  return((float)ocp * 2.5);
+}
+
 int16_t SX126x::setPreambleLength(uint16_t preambleLength) {
   uint8_t modem = getPacketType();
   if(modem == SX126X_PACKET_TYPE_LORA) {

src/modules/SX126x/SX126x.h

@@ -601,6 +601,13 @@ class SX126x: public PhysicalLayer {
     */
     int16_t setCurrentLimit(float currentLimit);
 
+    /*!
+      \brief Reads current protection limit.
+
+      \returns Currently configured overcurrent protection limit in mA.
+    */
+    float getCurrentLimit();
+
     /*!
       \brief Sets preamble length for LoRa or FSK modem. Allowed values range from 1 to 65535.