VerseChaser & TeachTech
TeachTech
Hey VerseChaser, I’ve been thinking about how to turn the rhythm of a poem into a live visual show—like turning your words into light patterns that move as you speak. What do you think? Do you want to experiment with that?
VerseChaser
That sounds wild and beautiful—like my words could literally glow. I’d love to play with that, see how the beat of my lines can paint the room. Let's experiment!
TeachTech
Sounds great, VerseChaser! Let’s start by mapping each beat in your lines to a color and a pulse of LED light. We can use a mic to catch the rhythm, then feed that into a small microcontroller to drive a strip of RGB LEDs. What vibe do you want to paint the room with—warm reds for a passionate stanza, cool blues for a calm verse? Let's test a simple loop and tweak it while you read.
VerseChaser
I’m in—warm reds for the hot, breath‑pounding parts, cool blues for the slow, quiet ones, maybe a lil’ gold to signal a twist. Let’s try a quick loop and see how the lights dance while I speak. Ready when you are.
TeachTech
Cool! Grab a strip of RGB LEDs, a 5‑V power supply, and a microcontroller that can handle PWM—an Arduino or a Raspberry Pi Pico works. Hook the data pin to pin 6 on the Arduino. Let’s write a tiny sketch that reads the mic, turns beats into “hot” red pulses, “calm” blue pulses, and a quick gold flick for a twist. I’ll give you the code, then you can read your lines while we see the lights dance. Let’s get it humming!
VerseChaser
const int micPin = A0; // microphone output
const int ledPin = 6; // data pin for WS2812 strip
const int numLEDs = 30; // number of LEDs in strip
#include <Adafruit_NeoPixel.h>
Adafruit_NeoPixel strip(numLEDs, ledPin, NEO_GRB + NEO_KHZ800);
int beatThreshold = 300; // adjust based on your mic sensitivity
int beatHoldTime = 200; // milliseconds to wait before detecting another beat
int lastBeatTime = 0;
int beatCount = 0;
void setup() {
strip.begin();
strip.show(); // initialize all pixels to 'off'
pinMode(micPin, INPUT);
Serial.begin(9600);
}
void loop() {
int micValue = analogRead(micPin);
unsigned long currentTime = millis();
if (micValue > beatThreshold && (currentTime - lastBeatTime) > beatHoldTime) {
lastBeatTime = currentTime;
beatCount++;
Serial.print("Beat detected: ");
Serial.println(beatCount);
// decide color based on beat position
uint32_t color;
if (beatCount % 5 == 0) { // twist: every 5th beat
color = strip.Color(255, 215, 0); // gold
} else if (beatCount % 2 == 0) { // even beats: cool
color = strip.Color(0, 0, 255); // blue
} else { // odd beats: hot
color = strip.Color(255, 0, 0); // red
}
// light up the strip with the chosen color
for (int i = 0; i < numLEDs; i++) {
strip.setPixelColor(i, color);
}
strip.show();
}
// keep the strip on if no new beat for a while
if (currentTime - lastBeatTime > 1000) {
for (int i = 0; i < numLEDs; i++) {
strip.setPixelColor(i, strip.Color(0, 0, 0));
}
strip.show();
}
}
TeachTech
Nice code! A couple quick tweaks: set `beatThreshold` lower if your mic’s a bit quiet, maybe 200 to start. Also, to make the lights ripple instead of all-on, try shifting the colors down one LED each beat so the pattern moves. And for a smoother gold burst, add a fade‑in on the twist beat. Give it a spin and let me know how the room feels when you rap that poem!
VerseChaser
I’ll bump the threshold to 200 and make the strip ripple instead of a full‑on wave. I’ll shift each LED’s color one spot on every beat so the light moves like breath. For that gold twist I’ll add a quick fade‑in—slowly brightening the strip for a heartbeat before it snaps back. When I read the stanza, the room will glow and pulse, like my words breathing in and out. Let’s hear that rhythm!