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[promicro] make pinmap more tidy, move the LoRa pins to variant.h #3170

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Merged
oltaco merged 2 commits into from
Aug 11, 2026
+41 −24
Merged

[promicro] make pinmap more tidy, move the LoRa pins to variant.h #3170

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a82dc1b
make promicro pinmap more tidy, move the LoRa pins to variant.h
recrof Aug 10, 2026
5cce5cf
removed misleading 'GPIO' from pin numbers
recrof Aug 11, 2026
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13 changes: 0 additions & 13 deletions variants/promicro/PromicroBoard.h
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Original file line number Diff line number Diff line change
Expand Up @@ -4,19 +4,6 @@
#include <Arduino.h>
#include <helpers/NRF52Board.h>

#define P_LORA_NSS 13 //P1.13 45
#define P_LORA_DIO_1 11 //P0.10 10
#define P_LORA_RESET 10 //P0.09 9
#define P_LORA_BUSY 16 //P0.29 29
#define P_LORA_MISO 15 //P0.02 2
#define P_LORA_SCLK 12 //P1.11 43
#define P_LORA_MOSI 14 //P1.15 47
#define SX126X_POWER_EN 21 //P0.13 13
#define SX126X_RXEN 2 //P0.17
#define SX126X_TXEN RADIOLIB_NC
#define SX126X_DIO2_AS_RF_SWITCH true
#define SX126X_DIO3_TCXO_VOLTAGE (1.8f)

#define PIN_VBAT_READ 17
#define ADC_MULTIPLIER (1.815f) // dependent on voltage divider resistors. TODO: more accurate battery tracking

Expand Down
32 changes: 24 additions & 8 deletions variants/promicro/variant.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -3,13 +3,29 @@
#include "wiring_digital.h"

const uint32_t g_ADigitalPinMap[] = {
8, 6, 17, 20, 22, 24, 32, 11, 36, 38,
9, 10, 43, 45, 47, 2, 29, 31,
33, 34, 37,
13, 15
8, // P0.08 = 0
6, // P0.06 = 1
17, // P0.17 = 2
20, // P0.20 = 3
22, // P0.22 = 4
24, // P0.24 = 5
32, // P1.00 = 6
11, // P0.11 = 7
36, // P1.04 = 8
38, // P1.06 = 9
9, // P0.09 = 10
10, // P0.10 = 11
43, // P1.11 = 12
45, // P1.13 = 13
47, // P1.15 = 14
2, // P0.02 = 15
29, // P0.29 = 16
31, // P0.31 = 17
33, // P1.01 = 18
34, // P1.02 = 19
37, // P1.05 = 20
13, // P0.13 = 21
15 // P0.15 = 22
};

void initVariant()
{
}

void initVariant() {}
20 changes: 17 additions & 3 deletions variants/promicro/variant.h
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Original file line number Diff line number Diff line change
Expand Up @@ -7,9 +7,9 @@
#pragma once

#include "WVariant.h"

////////////////////////////////////////////////////////////////////////////////
// Low frequency clock source
// Low frequency clock source

#define VARIANT_MCK (64000000ul)

Expand Down Expand Up @@ -79,4 +79,18 @@
#define PIN_BUTTON1 (6)
#define BUTTON_PIN PIN_BUTTON1


//////////////////////////////////////////////////////////////////////////////
// LoRa

#define P_LORA_NSS (13)
#define P_LORA_DIO_1 (11)
#define P_LORA_RESET (10)
#define P_LORA_BUSY (16)
#define P_LORA_MISO (15)
#define P_LORA_SCLK (12)
#define P_LORA_MOSI (14)
#define SX126X_POWER_EN (21)
#define SX126X_RXEN (2)
#define SX126X_TXEN (-1)
#define SX126X_DIO2_AS_RF_SWITCH true
#define SX126X_DIO3_TCXO_VOLTAGE (1.8f)
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