diff --git a/docs/assignments/fabxiao/phototransitor_processing_ir/phototransitor_processing_ir.pde b/docs/assignments/fabxiao/phototransitor_processing_ir/phototransitor_processing_ir.pde
new file mode 100644
index 0000000000000000000000000000000000000000..3f488ee1a08c589903cde050afc0c9f520889f3f
--- /dev/null
+++ b/docs/assignments/fabxiao/phototransitor_processing_ir/phototransitor_processing_ir.pde
@@ -0,0 +1,45 @@
+//Fab Academy 2020 - Fab Lab León
+//Phototransistor
+//Adrianino
+//ATtiny1614
+
+import processing.serial.*;
+
+float sensorValue; //variable for the serial data
+Serial myPort;
+
+void setup() { //as dynamic/setup function called initially, only once
+ size(1024, 200);// is the window (1024=sensor max. value)
+ //replace the port String with the port where your Arduino is connected
+ //myPort = new Serial(this, "/dev/tty.wchusbserial1450", 115200);
+ myPort = new Serial(this, "COM3", 115200); // serial port
+ background(255); //set background white
+
+}
+
+void draw() { //draw function loops
+
+ noStroke(); // outline
+ fill(255,0,0,20); // color inside
+ rect(0, 0, sensorValue, height); //position and size
+
+ fill(255,70);
+ rect(sensorValue, 0, width-sensorValue, height);
+
+ println(sensorValue);
+ fill(0,0,0);// these are the colors inside
+ text(sensorValue + " " + "lux" , sensorValue, height/2);
+ textSize(32);
+
+}
+
+void serialEvent(Serial myPort) { // sketch read the serial data
+ String inString = myPort.readStringUntil('\n');
+ if (inString != null) {
+ inString = trim(inString);
+ float[] values = float(split(inString, ","));
+ if (values.length >=1) {
+ sensorValue = values[0]; //first value in the list
+ }
+ }
+}
diff --git a/docs/assignments/fabxiao/time_flight_xiao/time_flight_xiao.pde b/docs/assignments/fabxiao/time_flight_xiao/time_flight_xiao.pde
new file mode 100644
index 0000000000000000000000000000000000000000..f4ad1f697bfac19b283b4db536f05a55a6e0499b
--- /dev/null
+++ b/docs/assignments/fabxiao/time_flight_xiao/time_flight_xiao.pde
@@ -0,0 +1,38 @@
+import processing.serial.*;
+
+float sensorValue; //variable for the serial data
+Serial myPort;
+
+void setup() { //as dynamic/setup function called initially, only once
+ size(1024, 200);// is the window (1024=sensor max. value)
+ myPort = new Serial(this, "COM3", 115200); // serial port
+ background(255); //set background white
+
+}
+
+void draw() { //draw function loops
+
+ noStroke(); // outline
+ fill(255,0,0,20); // color inside
+ rect(0, 0, sensorValue, height); //position and size
+
+ fill(255,70);
+ rect(sensorValue, 0, width-sensorValue, height);
+
+ println(sensorValue);
+ fill(0,0,0);// these are the colors inside
+ text(sensorValue + " " + "mm" , sensorValue, height/2);
+ textSize(32);
+
+}
+
+void serialEvent(Serial myPort) { // sketch read the serial data
+ String inString = myPort.readStringUntil('\n');
+ if (inString != null) {
+ inString = trim(inString);
+ float[] values = float(split(inString, ","));
+ if (values.length >=1) {
+ sensorValue = values[0]; //first value in the list
+ }
+ }
+}
diff --git a/docs/assignments/fabxiao/xiao_hall/xiao_hall.ino b/docs/assignments/fabxiao/xiao_hall/xiao_hall.ino
new file mode 100644
index 0000000000000000000000000000000000000000..b9eccb6d21f77bb6d9dda116e9268ddc3fa8b2d4
--- /dev/null
+++ b/docs/assignments/fabxiao/xiao_hall/xiao_hall.ino
@@ -0,0 +1,19 @@
+//Fab Academy 2023 - Fab Lab León
+//Hall effect
+//Fab-Xiao
+
+
+int sensorPin = 26; // analog input pin to hook the sensor to
+int sensorValue = 0; // variable to store the value coming from the sensor
+
+void setup() {
+ Serial.begin(115200); // initialize serial communications
+}
+
+void loop() {
+ sensorValue = analogRead(sensorPin); // read the value from the sensor
+ sensorValue = map(sensorValue, 200, 800, 1024, 0);
+ Serial.println(sensorValue); // print value to Serial Monitor
+ //mySerial.println("x"); // print value "x" to Serial Monitor
+ delay(50); // short delay so we can actually see the numbers
+}
diff --git a/docs/assignments/fabxiao/xiao_ntc/xiao_ntc.ino b/docs/assignments/fabxiao/xiao_ntc/xiao_ntc.ino
new file mode 100644
index 0000000000000000000000000000000000000000..55d8111eda32e48f332ca09f708f79c9bde3d6b0
--- /dev/null
+++ b/docs/assignments/fabxiao/xiao_ntc/xiao_ntc.ino
@@ -0,0 +1,17 @@
+//Fab Academy 2023 - Fab Lab León
+//Fab-Xiao
+
+int sensorPin = 26; // analog input pin to hook the sensor to
+int sensorValue = 0; // variable to store the value coming from the sensor
+
+void setup() {
+ Serial.begin(115200); // initialize serial communications
+}
+
+void loop() {
+ sensorValue = analogRead(sensorPin); // read the value from the sensor
+ sensorValue = map(sensorValue, 482, 890, 19, 180);
+ Serial.println(sensorValue); // print value to Serial Monitor
+ //mySerial.println("x"); // print value "x" to Serial Monitor
+ delay(500); // short delay so we can actually see the numbers
+}
diff --git a/docs/assignments/fabxiao/xiao_photo_ir/xiao_photo_ir.ino b/docs/assignments/fabxiao/xiao_photo_ir/xiao_photo_ir.ino
new file mode 100644
index 0000000000000000000000000000000000000000..a9a1d7cc01d89e58613f08b9f48fad8d9cb1b6c7
--- /dev/null
+++ b/docs/assignments/fabxiao/xiao_photo_ir/xiao_photo_ir.ino
@@ -0,0 +1,30 @@
+/******************************************************************************
+QRD1114_Proximity_Example.ino
+Example sketch for SparkFun's QRD1114 Reflectance Proximity Sensor
+ (https://www.sparkfun.com/products/246)
+Jim Lindblom @ SparkFun Electronics
+May 2, 2016
+
+Modified by Adrián Torres Omaña
+Fab Lab LeÓN
+Phototransistor IR
+Fab-Xiao
+
+
+******************************************************************************/
+const int Sensor = 26; // Sensor output voltage
+
+void setup()
+{
+ Serial.begin(115200);
+ pinMode(Sensor, INPUT);
+}
+
+void loop()
+{
+ // Read in the ADC and convert it to a voltage:
+ int proximityADC = analogRead(Sensor);
+ float proximityV = (float)proximityADC * 1000.0 / 1023.0;
+ Serial.println(proximityV);
+ delay(100);
+}
diff --git a/docs/assignments/fabxiao/xiao_tof_rojo/xiao_tof_rojo.ino b/docs/assignments/fabxiao/xiao_tof_rojo/xiao_tof_rojo.ino
new file mode 100644
index 0000000000000000000000000000000000000000..7c2ea9a80c804f635fce01bdc8c87bb2840ba091
--- /dev/null
+++ b/docs/assignments/fabxiao/xiao_tof_rojo/xiao_tof_rojo.ino
@@ -0,0 +1,49 @@
+//Fab Academy 2023 - Fab Lab León
+//Time of Flight VL53L1X
+//Fab-Xiao
+
+
+/*
+This example shows how to take simple range measurements with the VL53L1X. The
+range readings are in units of mm.
+*/
+
+#include <Wire.h>
+#include <VL53L1X.h>
+
+VL53L1X sensor;
+
+void setup()
+{
+ Serial.begin(115200);
+ Wire.begin();
+ Wire.setClock(400000); // use 400 kHz I2C
+
+ sensor.setTimeout(500);
+ if (!sensor.init())
+ {
+ Serial.println("Failed to detect and initialize sensor!");
+ while (1);
+ }
+
+ // Use long distance mode and allow up to 50000 us (50 ms) for a measurement.
+ // You can change these settings to adjust the performance of the sensor, but
+ // the minimum timing budget is 20 ms for short distance mode and 33 ms for
+ // medium and long distance modes. See the VL53L1X datasheet for more
+ // information on range and timing limits.
+ sensor.setDistanceMode(VL53L1X::Long);
+ sensor.setMeasurementTimingBudget(50000);
+
+ // Start continuous readings at a rate of one measurement every 50 ms (the
+ // inter-measurement period). This period should be at least as long as the
+ // timing budget.
+ sensor.startContinuous(50);
+}
+
+void loop()
+{
+ Serial.print(sensor.read());
+ if (sensor.timeoutOccurred()) { Serial.print(" TIMEOUT"); }
+
+ Serial.println();
+}
diff --git a/docs/fabxiao.html b/docs/fabxiao.html
index 79a4a6d3d167fc4783921dbd083d88ef55380d92..c0cfce84b149dfae520b6e7a18c324a4e7a501e0 100644
--- a/docs/fabxiao.html
+++ b/docs/fabxiao.html
@@ -88,11 +88,15 @@
<li><a href="#inputs" class="button primary">Inputs</a></li>
<li><a href="#button" class="button">Button</a></li>
<li><a href="#photo" class="button">Phototransistor</a></li>
- <li><a href="#step" class="button">Step Response</a></li>
-
-
- </ul>
+ <li><a href="#photoir" class="button">Phototransistor IR</a></li></ul>
+
+ <ul class="actions">
+ <li><a href="#step" class="button">Step Response</a></li>
+ <li><a href="#flight2" class="button">Time of flight VL53L1X</a></li>
+ <li><a href="#hall" class="button">Hall effect</a></li>
+ <li><a href="#temperature" class="button">Temperature</a></li></ul>
+
<ul class="actions">
<li><a href="#outputs" class="button primary">Outputs</a></li>
@@ -409,6 +413,65 @@ void loop() {
<p><video controls width="100%"; max-width="800"><source src="images/fabxiao/photo.mp4" type="video/mp4"></video></p>
+
+
+ <h2><a id="photoir"></a>Phototransistor. IR.</h2>
+ <p>The <a href="https://www.digikey.com/product-detail/en/everlight-electronics-co-ltd/PT15-21B-TR8/1080-1379-1-ND"><b>Phototransistor IR</b></a> sensor is a three-layer semiconductor device which has a light-sensitive base region. The base senses the IR and converts it into the current which flows between the collector and the emitter region.</p>
+
+ <li><b>Connection and schematic</b></li>
+ <p>In this case, being a component without a module, I create my own. I design and manufacture a small board where I solder the Phototransistor IR sensor, a 10K resistor, a <a href="https://www.digikey.es/product-detail/es/everlight-electronics-co-ltd/IR15-21C-TR8/1080-1352-1-ND/2676086"><b>IR LED,</b></a> a 1K resistor and with the flat connectors where there is no room for mistakes when connecting it. I use the analog input of the Seeed XIAO RP2040 GPIO 26 (Arduino pin 26).</p>
+
+ <span class="image main"><img src="images/adrianino/a_22.jpg" alt="" /></span>
+
+ <p>Here you can find the design in Eagle and the PNG's to create the board.</p>
+
+ <p><a href="assignments/adrianino/phototransisor_IR_eagle.zip"><b>- Phototransistor IR Schematic + Board</b></a>
+ <p><a href="assignments/adrianino/photo_ir_png.zip"><b>- Phototransistor IR traces and interior</b></a></p>
+
+ <p><img src="images/adrianino/a_23.jpg" width="50%"; max-width="700" /></p>
+
+
+ <li><b>Programming</b></li>
+ <p>Here you will find the programming to use an analog sensor such as the Phototransistor sensor. Here you can find the Arduino and Processing files to download. Below you can see a video of how it works.</p>
+
+ <p><a href="assignments/fabxiao/xiao_photo_ir/xiao_photo_ir.ino"><b>- Arduino Hello Phototransistor IR sensor</b></a>
+ <p><a href="assignments/fabxiao/phototransitor_processing_ir/phototransitor_processing_ir.pde"><b>- Processing Hello Phototransistor IR sensor</b></a></p>
+
+ <pre><code>/******************************************************************************
+QRD1114_Proximity_Example.ino
+Example sketch for SparkFun's QRD1114 Reflectance Proximity Sensor
+ (https://www.sparkfun.com/products/246)
+Jim Lindblom @ SparkFun Electronics
+May 2, 2016
+
+Modified by Adrián Torres Omaña
+Fab Lab LeÓN
+Phototransistor IR
+Fab-Xiao
+
+
+******************************************************************************/
+const int Sensor = 26; // Sensor output voltage
+
+void setup()
+{
+ Serial.begin(115200);
+ pinMode(Sensor, INPUT);
+}
+
+void loop()
+{
+ // Read in the ADC and convert it to a voltage:
+ int proximityADC = analogRead(Sensor);
+ float proximityV = (float)proximityADC * 1000.0 / 1023.0;
+ Serial.println(proximityV);
+ delay(100);
+}</code></pre>
+
+ <p><video controls width="100%"; max-width="800"><source src="images/adrianino/photo_ir.mp4" type="video/mp4"></video></p>
+
+
+
<h2><a id="step"></a>Step Response.</h2>
@@ -506,6 +569,170 @@ delay(100);
+ <h2><a id="flight2"></a>Time of flight VL53L1X</h2>
+ <p>I use a module that integrates the <b>VL53L1X sensor.</b> The module is sold by <a href="https://www.pololu.com/product/3415"> <b>Polulu,</b></a> although in my case I bought it from <a href="https://www.amazon.es/ACAMPTAR-Vl53L1X-M%C3%B3Dulo-Sensor-Tiempo/dp/B08TBZL5Q3/ref=sr_1_11?__mk_es_ES=%C3%85M%C3%85%C5%BD%C3%95%C3%91&dchild=1&keywords=VL53L1X&qid=1614460990&s=electronics&sr=1-11"> <b>Amazon.</b></a>
+ In this case of the pinout that the sensor brings, I will only use the VCC, GND, SDA and SCL pins.</p>
+
+ <p><img src="images/adrianino/a_34.jpg" width="70%"; max-width="700" /></p>
+
+
+ <li><b>Connection and schematic</b></li>
+ <p>In this case we only need four cables; one for <b>VCC</b>, one for <b>GND</b>, another cable for the SDA and SCL, the I2C connection.</p>
+
+ <p><img src="images/adrianino/a_35.jpg" width="70%"; max-width="700" /></p>
+
+
+ <li><b>Programming</b></li>
+ <p>Here you will find the programming to use the Time of Flight VL53L1X sensor. Here you can find the Arduino and Processing files to download. Below you can see a video of how it works. <b>Recommendation:</b> Download the program from the link, in the text the symbols <b><></b> of the libraries are missing.</p>
+
+ <p><a href="assignments/fabxiao/xiao_tof_rojo/xiao_tof_rojo.ino"><b>- Arduino Time of Flight VL53L1X sensor</b></a>
+ <p><a href="assignments/fabxiao/time_flight_xiao/time_flight_xiao.pde"><b>- Processing Time of Flight VL53L1X sensor </b></a></p>
+
+ <pre><code>//Fab Academy 2023 - Fab Lab León
+//Time of Flight VL53L1X
+//Fab-Xiao
+
+
+/*
+This example shows how to take simple range measurements with the VL53L1X. The
+range readings are in units of mm.
+*/
+
+#include <Wire.h>
+#include <VL53L1X.h>
+
+VL53L1X sensor;
+
+void setup()
+{
+ Serial.begin(115200);
+ Wire.begin();
+ Wire.setClock(400000); // use 400 kHz I2C
+
+ sensor.setTimeout(500);
+ if (!sensor.init())
+ {
+ Serial.println("Failed to detect and initialize sensor!");
+ while (1);
+ }
+
+ // Use long distance mode and allow up to 50000 us (50 ms) for a measurement.
+ // You can change these settings to adjust the performance of the sensor, but
+ // the minimum timing budget is 20 ms for short distance mode and 33 ms for
+ // medium and long distance modes. See the VL53L1X datasheet for more
+ // information on range and timing limits.
+ sensor.setDistanceMode(VL53L1X::Long);
+ sensor.setMeasurementTimingBudget(50000);
+
+ // Start continuous readings at a rate of one measurement every 50 ms (the
+ // inter-measurement period). This period should be at least as long as the
+ // timing budget.
+ sensor.startContinuous(50);
+}
+
+void loop()
+{
+ Serial.print(sensor.read());
+ if (sensor.timeoutOccurred()) { Serial.print(" TIMEOUT"); }
+
+ Serial.println();
+}</code></pre>
+
+ <p><video controls width="100%"; max-width="800"><source src="images/adrianino/vl531x.mp4" type="video/mp4"></video></p>
+
+
+
+ <h2><a id="hall"></a>Hall effect</h2>
+ <p>The <a href="https://www.digikey.com/product-detail/en/A1324LLHLT-T/620-1402-1-ND/"><b>Hall effect</b></a> sensor or simply Hall sensor or Hall probe uses the Hall effect to measure magnetic fields or currents or to determine the position in which it is.</p>
+
+ <li><b>Connection and schematic</b></li>
+ <p>In this case, being a component without a module, I create my own. I design and manufacture a small board where I solder the hall effect sensor and with the flat connectors where there is no room for mistakes when connecting it. I use the analog input of the Seeed XIAO RP2040 GPIO 26 (Arduino pin 26).</p>
+
+ <span class="image main"><img src="images/adrianino/a_09.jpg" alt="" /></span>
+
+ <p>Here you can find the design in Eagle and the PNG's to create the board.</p>
+
+ <p><a href="assignments/adrianino/hall_effect_eagle.zip"><b>- Hall effect Schematic + Board</b></a>
+ <p><a href="assignments/adrianino/hall_effect_png.zip"><b>- Hall effect traces and interior</b></a></p>
+
+ <p><img src="images/adrianino/a_10.jpg" width="50%"; max-width="700" /></p>
+
+
+ <li><b>Programming</b></li>
+ <p>Here you will find the programming to use an analog sensor such as the Hall effect sensor. Here you can find the Arduino and Processing files to download. Below you can see a video of how it works.</p>
+
+ <p><a href="assignments/fabxiao/xiao_hall/xiao_hall.ino"><b>- Arduino Hello Hall effect sensor</b></a>
+ <p><a href="assignments/adrianino/hall_effect_processing/hall_effect_processing.pde"><b>- Processing Hello Hall effect sensor</b></a></p>
+
+ <pre><code>//Fab Academy 2023 - Fab Lab León
+//Hall effect
+//Fab-Xiao
+
+
+int sensorPin = 26; // analog input pin to hook the sensor to
+int sensorValue = 0; // variable to store the value coming from the sensor
+
+void setup() {
+ Serial.begin(115200); // initialize serial communications
+}
+
+void loop() {
+ sensorValue = analogRead(sensorPin); // read the value from the sensor
+ sensorValue = map(sensorValue, 200, 800, 1024, 0);
+ Serial.println(sensorValue); // print value to Serial Monitor
+ //mySerial.println("x"); // print value "x" to Serial Monitor
+ delay(50); // short delay so we can actually see the numbers
+}</code></pre>
+
+ <p><video controls width="100%"; max-width="800"><source src="images/adrianino/hall.mp4" type="video/mp4"></video></p>
+
+
+
+
+ <h2><a id="temperature"></a>Temperature. NTC.</h2>
+ <p>The <a href="https://www.digikey.com/product-detail/en/NHQ103B375T10/235-1109-1-ND"><b>NTC</b></a> sensor is a type of resistance whose value varies as a function of temperature in a more pronounced way than a common resistance. Its operation is based on the variation of the resistivity that a semiconductor presents with temperature.</p>
+
+ <li><b>Connection and schematic</b></li>
+ <p>In this case, being a component without a module, I create my own. I design and manufacture a small board where I solder the NTC sensor, a 10K resistor and with the flat connectors where there is no room for mistakes when connecting it. I use the analog input of the Seeed XIAO RP2040 GPIO 26 (Arduino pin 26).</p>
+
+ <span class="image main"><img src="images/adrianino/a_12.jpg" alt="" /></span>
+
+ <p>Here you can find the design in Eagle and the PNG's to create the board.</p>
+
+ <p><a href="assignments/adrianino/temperature_eagle.zip"><b>- NTC Schematic + Board</b></a>
+ <p><a href="assignments/adrianino/temperature_png.zip"><b>- NTC traces and interior</b></a></p>
+
+ <p><img src="images/adrianino/a_13.jpg" width="50%"; max-width="700" /></p>
+
+
+ <li><b>Programming</b></li>
+ <p>Here you will find the programming to use an analog sensor such as the NTC sensor. Here you can find the Arduino and Processing files to download. Below you can see a video of how it works.</p>
+
+ <p><a href="assignments/fabxiao/xiao_ntc/xiao_ntc.ino"><b>- Arduino Hello NTC Temperature sensor</b></a>
+ <p><a href="assignments/adrianino/temperature_processing/temperature.pde"><b>- Processing Hello NTC Temperature sensor</b></a></p>
+
+ <pre><code>//Fab Academy 2023 - Fab Lab León
+//Fab-Xiao
+
+int sensorPin = 26; // analog input pin to hook the sensor to
+int sensorValue = 0; // variable to store the value coming from the sensor
+
+void setup() {
+ Serial.begin(115200); // initialize serial communications
+}
+
+void loop() {
+ sensorValue = analogRead(sensorPin); // read the value from the sensor
+ sensorValue = map(sensorValue, 482, 890, 19, 180);
+ Serial.println(sensorValue); // print value to Serial Monitor
+ //mySerial.println("x"); // print value "x" to Serial Monitor
+ delay(500); // short delay so we can actually see the numbers
+}</code></pre>
+
+ <p><video controls width="100%"; max-width="800"><source src="images/adrianino/temperature.mp4" type="video/mp4"></video></p>
+
+
+
<h1><a id="outputs"></a>Outputs</h1>