Arduino将自动使用等于或小于SPISettings的数字的最佳速度。 数据首先移入最高有效位（MSB）还是最低有效位（LSB）？ 这由第二个 SPISettings参数MSBFIRST或LSBFIRST控制。 大多数SPI芯片使用MSB优先数据顺序。 数据时钟为高电平还是低电平时是否空闲？

文章的起点源于一个小伙伴私信我，想了解如何在vscode中直接开发esp8266。vscode其轻便，小巧等优点越来越受各类程序员的喜爱。 前面我分别介绍了 ...

Despite a wealth of tutorials for setting up and writing code for the ESP8266 WiFi module, there has not been much of anything on programming this cheap wireless module with the Arduino IDE ...

Usually they put the ESP8266 in Access Point mode, allow the user to connect, and then ask which network they should authenticate with.