This driver is a stripped down version of the Radiohead 1.45 driver, and covers fewer radios. Threading and an event queue have been added to make the ISR's more stable across architectures. Specifically The STM32L4 parts

Dependents:   Threaded_LoRa_Modem

Revision:
6:20187dafd325
Parent:
5:9166705eb726
--- a/RH_RF95.cpp	Thu Jun 10 16:25:27 2021 +0000
+++ b/RH_RF95.cpp	Tue Jun 22 20:25:10 2021 +0000
@@ -362,7 +362,7 @@
     {
 //    	printf("---- TX\n");
 		spiWrite(RH_RF95_REG_01_OP_MODE, RH_RF95_MODE_TX);
-		spiWrite(RH_RF95_REG_40_DIO_MAPPING1, RH_RF95_DIOMAPPING1_DIO0MAPPING_00); // Interrupt on TxDone
+		spiWrite(RH_RF95_REG_40_DIO_MAPPING1, RH_RF95_DIOMAPPING1_DIO0MAPPING_01); // Interrupt on TxDone
 		delay(5);
 		_mode = RHModeTx;
     }