aboutsummaryrefslogtreecommitdiffstats
path: root/examples/test-serialusb.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'examples/test-serialusb.cpp')
-rw-r--r--examples/test-serialusb.cpp126
1 files changed, 126 insertions, 0 deletions
diff --git a/examples/test-serialusb.cpp b/examples/test-serialusb.cpp
new file mode 100644
index 0000000..098e445
--- /dev/null
+++ b/examples/test-serialusb.cpp
@@ -0,0 +1,126 @@
+// Tests SerialUSB functionality.
+
+#include <wirish/wirish.h>
+#include "usb_cdcacm.h"
+
+#define QUICKPRINT 0
+#define BIGSTUFF 1
+#define NUMBERS 2
+#define SIMPLE 3
+#define ONOFF 4
+
+uint32 state = 0;
+
+void setup() {
+ /* Set up the LED to blink */
+ pinMode(BOARD_LED_PIN, OUTPUT);
+
+ /* Set up Serial2 for use as a debug channel */
+ Serial2.begin(9600);
+ Serial2.println("This is the debug channel. Press any key.");
+ while (!Serial2.available())
+ ;
+ Serial2.read();
+}
+
+uint8 c1 = '-';
+
+void loop() {
+ toggleLED();
+ delay(1000);
+
+ if (Serial2.available()) {
+ Serial2.read();
+ state++;
+ }
+
+ switch (state) {
+ case QUICKPRINT:
+ for (int i = 0; i < 30; i++) {
+ usb_cdcacm_putc((char)c1, 1);
+ SerialUSB.print('.');
+ SerialUSB.print('|');
+ }
+ Serial2.println(SerialUSB.pending(), DEC);
+ SerialUSB.println();
+ break;
+ case BIGSTUFF:
+ SerialUSB.println("0123456789012345678901234567890123456789"
+ "0123456789012345678901234567890123456789"
+ "012345678901234567890");
+ SerialUSB.println((int64)123456789, DEC);
+ SerialUSB.println(3.1415926535);
+ Serial2.println(SerialUSB.pending(), DEC);
+ break;
+ case NUMBERS:
+ SerialUSB.println("Numbers! -----------------------------");
+ Serial2.println("Numbers! -----------------------------");
+ SerialUSB.println('1');
+ Serial2.println('1');
+ SerialUSB.println(1, DEC);
+ Serial2.println(1, DEC);
+ SerialUSB.println(-1, DEC);
+ Serial2.println(-1, DEC);
+ SerialUSB.println(3.14159265);
+ Serial2.println(3.14159265);
+ SerialUSB.println(123456789, DEC);
+ Serial2.println(123456789, DEC);
+ SerialUSB.println(-123456789, DEC);
+ Serial2.println(-123456789, DEC);
+ SerialUSB.println(65535, HEX);
+ Serial2.println(65535, HEX);
+ break;
+ case SIMPLE:
+ Serial2.println("Trying write('a')");
+ SerialUSB.write('a');
+ Serial2.println("Trying write(\"b\")");
+ SerialUSB.write("b");
+ Serial2.println("Trying print('c')");
+ SerialUSB.print('c');
+ Serial2.println("Trying print(\"d\")");
+ SerialUSB.print("d");
+ Serial2.println("Trying print(\"efg\")");
+ SerialUSB.print("efg");
+ Serial2.println("Trying println(\"hij\\n\\r\")");
+ SerialUSB.print("hij\n\r");
+ SerialUSB.write(' ');
+ SerialUSB.println();
+ Serial2.println("Trying println(123456789, DEC)");
+ SerialUSB.println(123456789, DEC);
+ Serial2.println("Trying println(3.141592)");
+ SerialUSB.println(3.141592);
+ Serial2.println("Trying println(\"DONE\")");
+ SerialUSB.println("DONE");
+ break;
+ case ONOFF:
+ Serial2.println("Shutting down...");
+ SerialUSB.println("Shutting down...");
+ SerialUSB.end();
+ Serial2.println("Waiting 4 seconds...");
+ delay(4000);
+ Serial2.println("Starting up...");
+ SerialUSB.begin();
+ SerialUSB.println("Hello World!");
+ Serial2.println("Waiting 4 seconds...");
+ delay(4000);
+ state++;
+ break;
+ default:
+ state = 0;
+ }
+}
+
+// Force init to be called *first*, i.e. before static object allocation.
+// Otherwise, statically allocated objects that need libmaple may fail.
+__attribute__((constructor)) void premain() {
+ init();
+}
+
+int main(void) {
+ setup();
+
+ while (true) {
+ loop();
+ }
+ return 0;
+}