In our previous article we discuss about ESP8266 as station mode to connect with internet. In this article we display real time Exchange Rate in BDT (Bangladeshi Taka). We use Arduino Platform & No External MCU just ESP8266 V01 (ESP-01). In this section we show the data using .96" OLED Full Color LCD Module (SSD1306 Driver). ESP8266 (ESP-01) can have 1M memory to handle all the function, no need for an extra MCU to collect data & Display in OLED...
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Connecting Devices