**My UNO cannot remove the ATMEL chip i had install esp8266 using board manager My connection UNO | ESP-01 TX TX RX RX 3.3V CHPD 3.3V VCC GND GND UNO RST--> GND ( to skip the UNO) PUT ESP-01 to flash mode GPIO0 to GND plug out CH_PD adn plug in again Now ESP-01 got blue light to indic…

[UNO as FTDI] to upload code to ESP8266-01

jendalinda November 2, 2017, 8:55am 6

The 3.3v regulator on the Arduino is weak. Try another voltage regulator.

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