- Usable Devices :
-
-
Grove_Speaker
Speaker can be used with Grove connectors.
Play a sound of the specified frequency.
wired(obniz, {[signal, vcc, gnd, grove]});
Connect to the obniz device.
Yellow, red and black wires correspond to signal, vcc and gnd respectively.
| name | type | required | default | description |
|---|---|---|---|---|
| vcc | number(obniz Board io) |
no | Power Supply | |
| gnd | number(obniz Board io) |
no | Power Supply | |
| signal | number(obniz Board iov) |
no | signal output pin | |
| grove | object |
no | grove interface object if a device has |
// Javascript Example
const speaker = obniz.wired("Grove_Speaker", {gnd:0, vcc:1, signal: 3});
If the device has a grove interface, it can be connected with just the parameter {grove: obniz.grove0}.
// Javascript Example
const speaker = obniz.wired("Grove_Speaker", {grove: obniz.grove0})
play(frequency)
It plays a sound of the specified frequency from the speaker.
// Javascript Example
const speaker = obniz.wired("Grove_Speaker", {grove: obniz.grove0})
speaker.play(1000); //1000hz
stop()
Stop playing.
// Javascript Example
const speaker = obniz.wired("Grove_Speaker", {grove: obniz.grove0})
speaker.play(1000); //1000hz
await obniz.wait(1000);
speaker.stop();
Supported from: obniz.js 3.7.0
