Files
MeshCore/variants/promicro/PromicroBoard.cpp
Frieder Schrempf 93d1560d14 Use common NRF52 begin() and deduplicate() startup reason init
Use a common begin() method that can be called from derived classes
to contain the shared initialization code.

Signed-off-by: Frieder Schrempf <frieder@fris.de>
2025-12-17 10:26:57 +01:00

83 lines
2.5 KiB
C++

#include <Arduino.h>
#include "PromicroBoard.h"
#include <bluefruit.h>
#include <Wire.h>
static BLEDfu bledfu;
void PromicroBoard::begin() {
NRF52Board::begin();
btn_prev_state = HIGH;
pinMode(PIN_VBAT_READ, INPUT);
#ifdef BUTTON_PIN
pinMode(BUTTON_PIN, INPUT_PULLUP);
#endif
#if defined(PIN_BOARD_SDA) && defined(PIN_BOARD_SCL)
Wire.setPins(PIN_BOARD_SDA, PIN_BOARD_SCL);
#endif
Wire.begin();
pinMode(SX126X_POWER_EN, OUTPUT);
digitalWrite(SX126X_POWER_EN, HIGH);
delay(10); // give sx1262 some time to power up
}
static void connect_callback(uint16_t conn_handle) {
(void)conn_handle;
MESH_DEBUG_PRINTLN("BLE client connected");
}
static void disconnect_callback(uint16_t conn_handle, uint8_t reason) {
(void)conn_handle;
(void)reason;
MESH_DEBUG_PRINTLN("BLE client disconnected");
}
bool PromicroBoard::startOTAUpdate(const char* id, char reply[]) {
// Config the peripheral connection with maximum bandwidth
// more SRAM required by SoftDevice
// Note: All config***() function must be called before begin()
Bluefruit.configPrphBandwidth(BANDWIDTH_MAX);
Bluefruit.configPrphConn(92, BLE_GAP_EVENT_LENGTH_MIN, 16, 16);
Bluefruit.begin(1, 0);
// Set max power. Accepted values are: -40, -30, -20, -16, -12, -8, -4, 0, 4
Bluefruit.setTxPower(4);
// Set the BLE device name
Bluefruit.setName("ProMicro_OTA");
Bluefruit.Periph.setConnectCallback(connect_callback);
Bluefruit.Periph.setDisconnectCallback(disconnect_callback);
// To be consistent OTA DFU should be added first if it exists
bledfu.begin();
// Set up and start advertising
// Advertising packet
Bluefruit.Advertising.addFlags(BLE_GAP_ADV_FLAGS_LE_ONLY_GENERAL_DISC_MODE);
Bluefruit.Advertising.addTxPower();
Bluefruit.Advertising.addName();
/* Start Advertising
- Enable auto advertising if disconnected
- Interval: fast mode = 20 ms, slow mode = 152.5 ms
- Timeout for fast mode is 30 seconds
- Start(timeout) with timeout = 0 will advertise forever (until connected)
For recommended advertising interval
https://developer.apple.com/library/content/qa/qa1931/_index.html
*/
Bluefruit.Advertising.restartOnDisconnect(true);
Bluefruit.Advertising.setInterval(32, 244); // in unit of 0.625 ms
Bluefruit.Advertising.setFastTimeout(30); // number of seconds in fast mode
Bluefruit.Advertising.start(0); // 0 = Don't stop advertising after n seconds
strcpy(reply, "OK - started");
return true;
}