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Heltec Wireless Paper fix: radio init failed: -2 #522

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Merged
merged 1 commit into from
Jul 14, 2025
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Heltec Wireless Paper fix: radio init failed: -2 #522

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15 changes: 11 additions & 4 deletions variants/heltec_wireless_paper/target.cpp
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Original file line number Diff line number Diff line change
@@ -1,11 +1,14 @@
#include "target.h"

#include <Arduino.h>

HeltecV3Board board;

static SPIClass spi;
RADIO_CLASS radio = new Module(P_LORA_NSS, P_LORA_DIO_1, P_LORA_RESET, P_LORA_BUSY, spi);
#if defined(P_LORA_SCLK)
static SPIClass spi;
RADIO_CLASS radio = new Module(P_LORA_NSS, P_LORA_DIO_1, P_LORA_RESET, P_LORA_BUSY, spi);
#else
RADIO_CLASS radio = new Module(P_LORA_NSS, P_LORA_DIO_1, P_LORA_RESET, P_LORA_BUSY);
#endif

WRAPPER_CLASS radio_driver(radio, board);

Expand All @@ -21,7 +24,11 @@ DISPLAY_CLASS display;
bool radio_init() {
fallback_clock.begin();
rtc_clock.begin(Wire);
#if defined(P_LORA_SCLK)
return radio.std_init(&spi);
#else
return radio.std_init();
#endif
}

uint32_t radio_get_rng_seed() {
Expand All @@ -42,4 +49,4 @@ void radio_set_tx_power(uint8_t dbm) {
mesh::LocalIdentity radio_new_identity() {
RadioNoiseListener rng(radio);
return mesh::LocalIdentity(&rng); // create new random identity
}
}