mirror of
https://github.com/meshcore-dev/MeshCore.git
synced 2026-03-30 14:55:46 +00:00
126 lines
3.5 KiB
C++
126 lines
3.5 KiB
C++
#include <Arduino.h>
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#include "T114Board.h"
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#include <bluefruit.h>
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#include <Wire.h>
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static BLEDfu bledfu;
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static void connect_callback(uint16_t conn_handle)
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{
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(void)conn_handle;
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MESH_DEBUG_PRINTLN("BLE client connected");
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}
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static void disconnect_callback(uint16_t conn_handle, uint8_t reason)
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{
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(void)conn_handle;
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(void)reason;
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MESH_DEBUG_PRINTLN("BLE client disconnected");
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}
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void T114Board::begin() {
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// for future use, sub-classes SHOULD call this from their begin()
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startup_reason = BD_STARTUP_NORMAL;
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pinMode(PIN_VBAT_READ, INPUT);
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// Enable SoftDevice low-power mode
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sd_power_mode_set(NRF_POWER_MODE_LOWPWR);
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// Enable DC/DC converter for better efficiency (REG1 stage)
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NRF_POWER->DCDCEN = 1;
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// Power down unused communication peripherals
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// UART1 - Not used on T114
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NRF_UARTE1->ENABLE = 0;
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// SPIM2/SPIS2 - Not used (SPI is on SPIM0)
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NRF_SPIM2->ENABLE = 0;
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NRF_SPIS2->ENABLE = 0;
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// TWI1 (I2C1) - Not used (I2C is on TWI0)
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NRF_TWIM1->ENABLE = 0;
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NRF_TWIS1->ENABLE = 0;
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// PWM modules - Not used for standard T114 functions
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NRF_PWM1->ENABLE = 0;
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NRF_PWM2->ENABLE = 0;
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NRF_PWM3->ENABLE = 0;
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// PDM (Digital Microphone Interface) - Not used
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NRF_PDM->ENABLE = 0;
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// I2S - Not used
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NRF_I2S->ENABLE = 0;
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// QSPI - Not used (no external flash)
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NRF_QSPI->ENABLE = 0;
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// Disable unused analog peripherals
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// SAADC channels - only keep what's needed for battery monitoring
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NRF_SAADC->ENABLE = 0; // Re-enable only when needed for measurements
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// COMP - Comparator not used
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NRF_COMP->ENABLE = 0;
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#if defined(PIN_BOARD_SDA) && defined(PIN_BOARD_SCL)
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Wire.setPins(PIN_BOARD_SDA, PIN_BOARD_SCL);
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#endif
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Wire.begin();
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#ifdef P_LORA_TX_LED
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pinMode(P_LORA_TX_LED, OUTPUT);
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digitalWrite(P_LORA_TX_LED, HIGH);
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#endif
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pinMode(SX126X_POWER_EN, OUTPUT);
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digitalWrite(SX126X_POWER_EN, HIGH);
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delay(10); // give sx1262 some time to power up
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}
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bool T114Board::startOTAUpdate(const char* id, char reply[]) {
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// Config the peripheral connection with maximum bandwidth
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// more SRAM required by SoftDevice
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// Note: All config***() function must be called before begin()
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Bluefruit.configPrphBandwidth(BANDWIDTH_MAX);
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Bluefruit.configPrphConn(92, BLE_GAP_EVENT_LENGTH_MIN, 16, 16);
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Bluefruit.begin(1, 0);
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// Set max power. Accepted values are: -40, -30, -20, -16, -12, -8, -4, 0, 4
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Bluefruit.setTxPower(4);
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// Set the BLE device name
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Bluefruit.setName("T114_OTA");
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Bluefruit.Periph.setConnectCallback(connect_callback);
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Bluefruit.Periph.setDisconnectCallback(disconnect_callback);
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// To be consistent OTA DFU should be added first if it exists
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bledfu.begin();
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// Set up and start advertising
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// Advertising packet
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Bluefruit.Advertising.addFlags(BLE_GAP_ADV_FLAGS_LE_ONLY_GENERAL_DISC_MODE);
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Bluefruit.Advertising.addTxPower();
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Bluefruit.Advertising.addName();
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/* Start Advertising
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- Enable auto advertising if disconnected
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- Interval: fast mode = 20 ms, slow mode = 152.5 ms
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- Timeout for fast mode is 30 seconds
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- Start(timeout) with timeout = 0 will advertise forever (until connected)
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For recommended advertising interval
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https://developer.apple.com/library/content/qa/qa1931/_index.html
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*/
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Bluefruit.Advertising.restartOnDisconnect(true);
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Bluefruit.Advertising.setInterval(32, 244); // in unit of 0.625 ms
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Bluefruit.Advertising.setFastTimeout(30); // number of seconds in fast mode
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Bluefruit.Advertising.start(0); // 0 = Don't stop advertising after n seconds
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strcpy(reply, "OK - started");
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return true;
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}
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