@rvendrame
I'm sorry I didn't know I'm looking for a code for my ardino one with the sensor MH-Z14A CO2 sensor I have everything 3.3 lcd display board 12 could you help me thanks in advance

@viti
hello everyone thanks for giving me the opportunity to be in this forum I'm starting in this world and I need help ,,, with little knowledge I have the MH-Z14A CO2 senso sensor and ardino board one plus everything I need I have assembled little by little and my developer board 5v at 3.3 ,, but my problem is the code that I should start my ardino one how do I get it someone give me a help please

estoy empesando en este mundo y necesito ayuda ,,, con poco conocimiento tengo el sensor MH-Z14A CO2 senso y placa ardino uno mas todo lo necesario he armado poco a poco y mi placa de revelador 5v a 3.3 ,, pero mi problema es el code que debo iniciar a mi ardino uno como lo consigo alguien me da una ayuda por favor