Mario Pesch 21d282ee1b add multiplexer
closes #81
2021-03-30 15:03:34 +02:00

39 lines
1.1 KiB
JavaScript

import * as Blockly from "blockly/core";
/*
* Multiplexer
*/
Blockly.Arduino.sensebox_multiplexer_init = function () {
// Blockly.Arduino.libraries_['library_spi'] = '#include <SPI.h>';
var nrChannels =
Blockly.Arduino.valueToCode(
this,
"nrChannels",
Blockly.Arduino.ORDER_ATOMIC
) | 0;
var array = [];
for (var i = 0; i < nrChannels; i++) {
array.push(i);
}
Blockly.Arduino.libraries_["library_wire"] = "#include <Wire.h>";
Blockly.Arduino.definitions_[
"define_multiplexer"
] = `byte multiplexAddress = 0x77;
byte channels[] = {${array}};`;
// Blockly.Arduino.setupCode_['sensebox_display_begin'] = 'senseBoxIO.powerI2C(true);\ndelay(2000);\ndisplay.begin(SSD1306_SWITCHCAPVCC, 0x3D);\ndisplay.display();\ndelay(100);\ndisplay.clearDisplay();';
var code = "";
return code;
};
Blockly.Arduino.sensebox_multiplexer_changeChannel = function () {
var channel = Blockly.Arduino.valueToCode(
this,
"Channel",
Blockly.Arduino.ORDER_ATOMIC
);
var code = `Wire.beginTransmission(0x77);
Wire.write(1 << channels[${channel - 1}]);
Wire.endTransmission();`;
return code;
};