John Yi
This code receives a message from the virtual serial port and displays the message on a uLCD screen.
Dependencies: mbed 4DGL-uLCD-SE
Diff: main.cpp
- Revision:
- 0:e8d8f075b65c
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp Tue Apr 28 04:10:36 2020 +0000
@@ -0,0 +1,33 @@
+#include "mbed.h"
+#include "uLCD_4DGL.h"
+
+// connect mbed to Pi USB
+RawSerial pi(USBTX, USBRX);
+uLCD_4DGL uLCD(p28,p27,p30); // serial tx, serial rx, reset pin;
+
+DigitalOut led1(LED1);
+DigitalOut led2(LED2);
+DigitalOut led3(LED3);
+DigitalOut led4(LED4);
+
+void dev_recv()
+{
+ char temp = 0;
+ led1 = !led1;
+ uLCD.cls();
+ while(pi.readable()) {
+ temp = pi.getc();
+ pi.putc(temp);
+ if (temp=='1') led2 = 1;
+ if (temp=='0') led2 = 0;
+ uLCD.printf("%c", temp);
+ }
+}
+int main()
+{
+ pi.baud(9600);
+ pi.attach(&dev_recv, Serial::RxIrq);
+ while(1) {
+ sleep();
+ }
+}
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