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Results tagged with esp32
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user 69580
A cheap and low-power microcontroller family using Tensilica Xtensa LX6 CPU cores with integrated WiFi and dual-mode bluetooth.
1
vote
1
answer
198
views
3v3 ESP one way communication with 5 V Arduino?
ESP32 Datasheet
https://www.espressif.com/sites/default/files/documentation/esp32_datasheet_en.pdf#page=42
Arduino datasheets do not appear to specify logic level tolerances. …
- 93
2
votes
ESP send string to Arduino
readStringUntil('\n')
//Receiver Mega
void setup() {
pinMode(LED_BUILTIN, OUTPUT);
Serial1.begin(9600);
Serial.begin(19200);
delay(100);
}
void loop() {
if (Serial1.available()) {
Stri …
- 93
3
votes
1
answer
889
views
ESP send string to Arduino
I'm trying to send a string from an ESP32 to an Arduino. I'm using a level shifter, where the Uno is now the Mega (since I couldn't get the Uno to work). … RX0 is now RX1, connected to UART2 of ESP32.
// Master sender ESP32
#include <HardwareSerial.h>
void setup() {
// Serial.begin(115200);
Serial2.begin(9600, SERIAL_8N1, 16, 17);
delay(100);
} …
- 93