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8b368abe39
* see https://github.com/ricaun/ArduinoUniqueID * calculated from ESP.getEfuseMac() on ESP32 * ESP.getChipId() on ESP8266 * SERIAL_NUMBER_WORD_0-3 on SAMD * HAL_GetUIDw0-2() on STM32 * defaults to 0x01020304 on other platforms
111 lines
2.2 KiB
C++
111 lines
2.2 KiB
C++
#include "esp32_platform.h"
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#ifdef ARDUINO_ARCH_ESP32
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#include <Arduino.h>
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#include <EEPROM.h>
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#include "knx/bits.h"
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Esp32Platform::Esp32Platform()
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#ifndef KNX_NO_DEFAULT_UART
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: ArduinoPlatform(&Serial1)
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#endif
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{
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}
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Esp32Platform::Esp32Platform(HardwareSerial* s) : ArduinoPlatform(s)
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{
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}
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uint32_t Esp32Platform::currentIpAddress()
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{
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return WiFi.localIP();
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}
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uint32_t Esp32Platform::currentSubnetMask()
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{
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return WiFi.subnetMask();
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}
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uint32_t Esp32Platform::currentDefaultGateway()
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{
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return WiFi.gatewayIP();
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}
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void Esp32Platform::macAddress(uint8_t * addr)
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{
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esp_wifi_get_mac(WIFI_IF_STA, addr);
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}
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uint32_t Esp32Platform::uniqueSerialNumber()
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{
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uint64_t chipid = ESP.getEfuseMac();
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uint32_t upperId = (chipid >> 32) & 0xFFFFFFFF;
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uint32_t lowerId = (chipid & 0xFFFFFFFF);
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uint32_t uniqueId = (upperId ^ lowerId);
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Serial.printf("uniqueSerialNumber: %0X ^ %0X ==> %0X\n", upperId, lowerId, uniqueId);
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return uniqueId;
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}
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void Esp32Platform::restart()
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{
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println("restart");
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ESP.restart();
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}
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void Esp32Platform::setupMultiCast(uint32_t addr, uint16_t port)
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{
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IPAddress mcastaddr(htonl(addr));
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Serial.printf("setup multicast addr: %s port: %d ip: %s\n", mcastaddr.toString().c_str(), port,
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WiFi.localIP().toString().c_str());
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uint8_t result = _udp.beginMulticast(mcastaddr, port);
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Serial.printf("result %d\n", result);
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}
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void Esp32Platform::closeMultiCast()
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{
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_udp.stop();
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}
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bool Esp32Platform::sendBytesMultiCast(uint8_t * buffer, uint16_t len)
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{
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//printHex("<- ",buffer, len);
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_udp.beginMulticastPacket();
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_udp.write(buffer, len);
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_udp.endPacket();
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return true;
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}
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int Esp32Platform::readBytesMultiCast(uint8_t * buffer, uint16_t maxLen)
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{
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int len = _udp.parsePacket();
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if (len == 0)
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return 0;
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if (len > maxLen)
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{
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Serial.printf("udp buffer to small. was %d, needed %d\n", maxLen, len);
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fatalError();
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}
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_udp.read(buffer, len);
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//printHex("-> ", buffer, len);
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return len;
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}
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uint8_t * Esp32Platform::getEepromBuffer(uint16_t size)
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{
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EEPROM.begin(size);
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return EEPROM.getDataPtr();
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}
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void Esp32Platform::commitToEeprom()
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{
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EEPROM.commit();
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}
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#endif
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