seinzumtode https://blog.hatena.ne.jp/seinzumtode/ how to code something https://seinzumtode.hatenadiary.jp/ 0-5Vのスケールで計測したいが、mbedのADCでは3.3Vまでしか測れない5V->3.3Vの分圧抵抗をはさむ http://make.bcde.jp/circuit/5vから3-3vに変換する/ Slave #include "mbed.h" SPISlave device(dp2,dp1,dp6,dp25); // mosi, miso, sclk, ssel Serial pc(USBTX, USBRX); AnalogIn ain(dp4); int main() { device.format(8,0); device.frequency(1000000); // uint8_t … 190 <iframe src="https://hatenablog-parts.com/embed?url=https%3A%2F%2Fseinzumtode.hatenadiary.jp%2Fentry%2F20170329%2F1490771372" title="LPC1114FN28のAD変換値をSPIでmbed LPC1768に送信する - how to code something" class="embed-card embed-blogcard" scrolling="no" frameborder="0" style="display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;"></iframe> https://cdn-ak.f.st-hatena.com/images/fotolife/s/seinzumtode/20170329/20170329161106.png Hatena Blog https://hatena.blog 2017-03-29 16:09:32 rich https://seinzumtode.hatenadiary.jp/entry/20170329/1490771372 1.0 100%