updating content

dmccreary · dmccreary · commit 7614e7893935 · 2025-03-02T20:20:39.000-06:00
diff --git a/docs/misc/references.md b/docs/misc/references.md
@@ -44,4 +44,8 @@
 
 ## Snake Game
 
-[Micropython Snake Game](https://github.com/hwiguna/HariFun_203_PicoSnake)
+[Micropython Snake Game](https://github.com/hwiguna/HariFun_203_PicoSnake)
+
+## Turing the Raspberry Pi Pico into a Logic Analyzer
+
+[Make a 100MHz 24 Channel Logic Analyzer from your favorite Raspberry Pi Pico](https://www.youtube.com/watch?v=Obd1PiW7RO8&t=1s) - In this video you will learn how to setup the Raspberry Pi Pico so it can be used as a 24 channel signal analyzer. You will also see some examples using the signal analyzer decoding some different protocols like a UART, I2C-bus and 1-wire. 
diff --git a/docs/sensors/14-microphone.md b/docs/sensors/14-microphone.md
@@ -0,0 +1,17 @@
+# Microphone
+
+## Basic Sound Sensor
+
+**Pros:**
+
+- low cost
+- able to detect if sound is present and send a digital signal
+
+**Cons:**
+
+
+## INMP441 24-bit I2S Interface Omnidirectional Microphone Sensor Module
+
+## References
+
+[YouTube Video Raspberry Pi Pico Audio Recorder with INMP441](https://www.youtube.com/watch?v=6AfcCyxWVEQ) - MCU Application Lab
