Updated book

0x0008_unitialized-variables/.vscode/settings.json

@@ -36,5 +36,10 @@
     "raspberry-pi-pico.cmakeAutoConfigure": true,
     "raspberry-pi-pico.useCmakeTools": false,
     "raspberry-pi-pico.cmakePath": "${HOME}/.pico-sdk/cmake/v3.31.5/bin/cmake",
-    "raspberry-pi-pico.ninjaPath": "${HOME}/.pico-sdk/ninja/v1.12.1/ninja"
+    "raspberry-pi-pico.ninjaPath": "${HOME}/.pico-sdk/ninja/v1.12.1/ninja",
+    "files.associations": {
+        "addressmap.h": "c",
+        "resets.h": "c",
+        "pads_bank0.h": "c"
+    }
 }

0x0008_unitialized-variables/0x0008_unitialized-variables.c

@@ -1,7 +1,7 @@
 #include <stdio.h>
 #include "pico/stdlib.h"
 
-#define LED_PIN 25 
+#define LED_PIN 16 
 
 int main(void) {
     uint8_t age;