2 files changed, 38 insertions, 0 deletions

diff --git a/quantum/quantum.c b/quantum/quantum.c
index c0580e0aa..224bfb795 100644
--- a/quantum/quantum.c
+++ b/quantum/quantum.c
@@ -307,6 +307,41 @@ void update_tri_layer(uint8_t layer1, uint8_t layer2, uint8_t layer3) {
   }
 }
 
+void tap_random_base64(void) {
+  uint8_t key = (TCNT0 + TCNT1 + TCNT3 + TCNT4) % 64;
+  // uint8_t key = rand() % 64;
+  switch (key) {
+    case 0 ... 25:
+      register_code(KC_LSFT);
+      register_code(key + KC_A);
+      unregister_code(key + KC_A);
+      unregister_code(KC_LSFT);
+      break;
+    case 26 ... 51:
+      register_code(key - 26 + KC_A);
+      unregister_code(key - 26 + KC_A);
+      break;
+    case 52:
+      register_code(KC_0);
+      unregister_code(KC_0);
+      break;
+    case 53 ... 61:
+      register_code(key - 53 + KC_1);
+      unregister_code(key - 53 + KC_1);
+      break;
+    case 62:
+      register_code(KC_LSFT);
+      register_code(KC_EQL);
+      unregister_code(KC_EQL);
+      unregister_code(KC_LSFT);
+      break;
+    case 63:
+      register_code(KC_SLSH);
+      unregister_code(KC_SLSH);
+      break;
+  }
+}
+
 void matrix_init_quantum() {
   #ifdef BACKLIGHT_ENABLE
     backlight_init_ports();
diff --git a/quantum/quantum.h b/quantum/quantum.h
index ad180c71f..dd290ac00 100644
--- a/quantum/quantum.h
+++ b/quantum/quantum.h
@@ -60,6 +60,9 @@ void send_string(const char *str);
 
 // For tri-layer
 void update_tri_layer(uint8_t layer1, uint8_t layer2, uint8_t layer3);
+
+void tap_random_base64(void);
+
 #define IS_LAYER_ON(layer)  (layer_state & (1UL << (layer)))
 #define IS_LAYER_OFF(layer) (~layer_state & (1UL << (layer)))