Update example

Author: vshymanskyy

examples/Wasm_Blink/Wasm_Blink.ino

@@ -114,15 +114,29 @@ m3ApiRawFunction(m3_arduino_digitalWrite)
     m3ApiSuccess();
 }
 
-// This is a convenience function
 m3ApiRawFunction(m3_arduino_getPinLED)
 {
     m3ApiReturnType (uint32_t)
 
     m3ApiReturn(LED_PIN);
 }
 
-// Dummy, for TinyGO
+m3ApiRawFunction(m3_arduino_print)
+{
+    m3ApiGetArgMem(const char *, out)
+    m3ApiGetArg(int32_t, out_len)
+
+    //printf("api: print %p\n", out);
+
+    char buff[out_len+1];
+    memcpy(buff, out, out_len);
+    buff[out_len] = '\0';
+
+    Serial.print(buff);
+
+    m3ApiSuccess();
+}
+
 m3ApiRawFunction(m3_dummy)
 {
     m3ApiSuccess();
@@ -138,8 +152,11 @@ M3Result  LinkArduino  (IM3Runtime runtime)
     m3_LinkRawFunction (module, arduino, "pinMode",          "v(ii)",  &m3_arduino_pinMode);
     m3_LinkRawFunction (module, arduino, "digitalWrite",     "v(ii)",  &m3_arduino_digitalWrite);
 
+    // Convenience functions
+    m3_LinkRawFunction (module, arduino, "print",            "v(*i)",  &m3_arduino_print);
     m3_LinkRawFunction (module, arduino, "getPinLED",        "i()",    &m3_arduino_getPinLED);
 
+    // Dummy (for TinyGo)
     m3_LinkRawFunction (module, "env",   "io_get_stdout",    "i()",    &m3_dummy);
 
     return m3Err_none;
@@ -212,3 +229,4 @@ void loop()
 {
     delay(100);
 }
+

wasm_apps/assemblyscript/app.ts

@@ -1,37 +1,21 @@
-@external("arduino", "millis")
-declare function millis(): u32;
+import * as dev from "./arduino";
 
-@external("arduino", "delay")
-declare function delay(ms: u32): void;
-
-@external("arduino", "pinMode")
-declare function pinMode(pin: u32, mode: u32): void;
-
-@external("arduino", "digitalWrite")
-declare function digitalWrite(pin: u32, value: u32): void;
-
-@external("arduino", "getPinLED")
-declare function getPinLED(): u32;
-
-const LOW: u32  = 0;
-const HIGH: u32 = 1;
-
-const INPUT: u32        = 0x0;
-const OUTPUT: u32       = 0x1;
-const INPUT_PULLUP: u32 = 0x2;
-
-let LED: u32 = 0;
+let LED: u32 = dev.getPinLED();
 
 function setup(): void {
-  LED = getPinLED();
-  pinMode(LED, OUTPUT);
+  dev.pinMode(LED, dev.OUTPUT);
+
+  dev.print('Hello from AssemblyScript 😊\n');
 }
 
 function run(): void {
-  digitalWrite(LED, HIGH);
-  delay(100);
-  digitalWrite(LED, LOW);
-  delay(900);
+  const t: u32 = dev.millis();
+  dev.println('[' + t.toString() + '] ' + 'Тест юнікоду.');
+
+  dev.digitalWrite(LED, dev.HIGH);
+  dev.delay(100);
+  dev.digitalWrite(LED, dev.LOW);
+  dev.delay(900);
 }
 
 /*
@@ -41,3 +25,4 @@ export function _start(): void {
   setup();
   while (1) run();
 }
+