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JS examples: refactor for clarity and consistent style

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Signed-off-by: Kassandra Perch <the@nodebotani.st>
Signed-off-by: Alex Tereschenko <alext.mkrs@gmail.com>
This commit is contained in:
Kas Perch
2017-02-23 00:57:19 -06:00
committed by Alex Tereschenko
parent 43d9f6c400
commit 075a7b1225
12 changed files with 145 additions and 127 deletions
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26
examples/javascript/uart.js
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@@ -22,33 +22,35 @@
* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
var m = require('mraa'); //require mraa
console.log('MRAA Version: ' + m.getVersion());
u = new m.Uart(0)
"use strict";
const mraa = require('mraa'); //require mraa
console.log('MRAA Version: ' + mraa.getVersion());
let uart = new mraa.Uart(0);
console.log("Note: connect Rx and Tx of UART with a wire before use");
function sleep(delay) {
delay += new Date().getTime();
while (new Date() < delay) { }
delay += new Date().getTime();
while (new Date() < delay) {}
}
console.log("Set UART parameters");
u.setBaudRate(115200);
u.setMode(8, 0, 1);
u.setFlowcontrol(false, false);
uart.setBaudRate(115200);
uart.setMode(8, 0, 1);
uart.setFlowcontrol(false, false);
sleep(200);
console.log("First write-read circle:");
u.writeStr("test\n");
uart.writeStr("test\n");
sleep(200);
console.log(u.readStr(6));
console.log(uart.readStr(6));
sleep(200);
console.log("Second write-read circle:");
u.writeStr("2nd test\n");
uart.writeStr("2nd test\n");
sleep(200);
console.log(u.readStr(10));
console.log(uart.readStr(10));