diff --git a/.vscode/launch.json b/.vscode/launch.json
index af0bac21c1f8c5e7a503da49ecdfac68b71f68d3..4e2f8b18ab6584b66baa1fd5c176c992ef17cb27 100644
--- a/.vscode/launch.json
+++ b/.vscode/launch.json
@@ -25,7 +25,7 @@
             "svdFile": "CMSIS/Device/PY32F0xx/py32f030axx.svd",
             "preLaunchTask": "Build",
             "showDevDebugOutput":"raw",
-            "serverArgs": ["-speed", "100"]
+            "serverArgs": ["-speed", "1000"]
         }
     ]
 }
\ No newline at end of file
diff --git a/.vscode/settings.json b/.vscode/settings.json
index 1869ce24078e4128c9d46f609848bf5ba102b2e1..2897ab35ff067ad8790e809ea854a07cdece4946 100644
--- a/.vscode/settings.json
+++ b/.vscode/settings.json
@@ -2,7 +2,8 @@
     "files.associations": {
         "py32f030x8.h": "c",
         "stdio.h": "c",
-        "main.h": "c"
+        "main.h": "c",
+        "memory": "c"
     },
     "cortex-debug.variableUseNaturalFormat": false,
     "makefile.configureOnOpen": true
diff --git a/inc/display.h b/inc/display.h
index 31d2687a6fdeb0a6628459afbeb44ee330dccdb8..b6703ab743c72ca13f67ee345fb6c6c7da91e33a 100644
--- a/inc/display.h
+++ b/inc/display.h
@@ -51,9 +51,9 @@
 
 const uint8_t * flag[20] = {Frame0, Frame1, Frame2, Frame3, Frame4, Frame5, Frame6, Frame7, Frame8, Frame9, Frame10, \
                             Frame11, Frame12, Frame13, Frame14, Frame15, Frame16, Frame17, Frame18, Frame19};
-const uint8_t * gif[18] = {gif1, gif2, gif3, gif4, gif5, gif6, gif7, gif8, gif9, gif10, \
-                            gif11, gif12, gif13, gif14, gif15, gif16, gif17, gif18};
-const uint8_t * pointers[9] = {gbr0, gbr1, gbr2, gbr3, gbr4, gbr5, gbr6, gbr7, gbr8};
+const uint8_t * herbie[18] = {herbie1, herbie2, herbie3, herbie4, herbie5, herbie6, herbie7, herbie8, herbie9, herbie10, \
+                            herbie11, herbie12, herbie13, herbie14, herbie15, herbie16, herbie17, herbie18};
+const uint8_t * gbr[9] = {gbr0, gbr1, gbr2, gbr3, gbr4, gbr5, gbr6, gbr7, gbr8};
 
 uint8_t init1[5] = {0x00, 0xAE, 0xD5, 0x80, 0xA8};
 uint8_t init2[2] = {0x00, 0x3F};
diff --git a/inc/frames.h b/inc/frames.h
index 1261f92e21361442a35445dd2161e5d81f6fcb7c..171193be52bba16b221817c0568cd083f4708cbe 100644
--- a/inc/frames.h
+++ b/inc/frames.h
@@ -2178,7 +2178,7 @@ const uint8_t apply_qr[1024] = {
     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
 
-const uint8_t gif0[1024] = {
+const uint8_t herbie0[1024] = {
     0xff, 0xff, 0xff, 0xff, 0xff, 0xf8, 0xb8, 0x00, 0x00, 0x00, 0x20, 0x30, 0x7e, 0x7e, 0x78, 0x03,
     0x47, 0xdf, 0xff, 0xff, 0xff, 0xff, 0x79, 0x00, 0x21, 0x0f, 0xff, 0x01, 0x00, 0x7f, 0xf0, 0x80,
     0xc8, 0x00, 0x18, 0x70, 0xb8, 0x9c, 0xfc, 0xf0, 0xf0, 0xe0, 0x00, 0x00, 0xe7, 0xe8, 0xe8, 0xe0,
@@ -2244,7 +2244,7 @@ const uint8_t gif0[1024] = {
     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x7f, 0xff,
     0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x1f, 0x00, 0x00, 0x00, 0x00, 0x00, 0x18, 0x1c};
 
-const uint8_t gif1[1024] = {
+const uint8_t herbie1[1024] = {
     0x6d, 0xfe, 0xd4, 0x7a, 0xcc, 0xfa, 0xa4, 0x51, 0x2a, 0x80, 0x13, 0x44, 0x72, 0xac, 0xf1, 0xaa,
     0x04, 0xde, 0x3e, 0xed, 0x76, 0xdc, 0x76, 0xad, 0xc0, 0x0b, 0x5e, 0xff, 0x02, 0xbd, 0xf7, 0x40,
     0x90, 0x44, 0x10, 0xe1, 0x54, 0x30, 0xf0, 0xe2, 0xd1, 0x46, 0x90, 0x00, 0xe9, 0x92, 0x64, 0xcb,
@@ -2310,7 +2310,7 @@ const uint8_t gif1[1024] = {
     0x88, 0x52, 0x25, 0x88, 0x52, 0x25, 0x88, 0x52, 0x25, 0x88, 0x52, 0x25, 0x48, 0x91, 0x2e, 0xf1,
     0xaf, 0xfe, 0xad, 0xf7, 0xbf, 0xea, 0xbf, 0xeb, 0xbe, 0x2b, 0x80, 0x76, 0x89, 0x52, 0xad, 0x72};
 
-const uint8_t gif2[1024] = {
+const uint8_t herbie2[1024] = {
     0xff, 0xa7, 0xfb, 0xb0, 0x68, 0xd1, 0x76, 0x81, 0x4e, 0x11, 0xa2, 0x0c, 0x51, 0xa4, 0xd5, 0xa0,
     0x8a, 0x30, 0x7a, 0xf1, 0x7a, 0xd0, 0xba, 0xf0, 0x0b, 0x90, 0x7e, 0xfd, 0x16, 0xab, 0xfe, 0x87,
     0x00, 0x49, 0x80, 0x92, 0x40, 0xc4, 0xc0, 0x08, 0x96, 0x20, 0x49, 0x00, 0x44, 0x99, 0xa2, 0x1c,
@@ -2376,7 +2376,7 @@ const uint8_t gif2[1024] = {
     0x82, 0x29, 0x54, 0x82, 0x29, 0x54, 0x82, 0x29, 0x54, 0x82, 0x29, 0x54, 0x02, 0xe8, 0x17, 0xe8,
     0xbf, 0xeb, 0xbe, 0xfb, 0xae, 0xf7, 0xbe, 0xeb, 0xbe, 0x4b, 0x90, 0x2b, 0xa4, 0x49, 0xb6, 0xc9};
 
-const uint8_t gif3[1024] = {
+const uint8_t herbie3[1024] = {
     0xdf, 0x7a, 0xce, 0xc0, 0xa9, 0x44, 0xc9, 0x1a, 0xa5, 0x0a, 0x34, 0x41, 0x94, 0x4a, 0x90, 0x24,
     0x01, 0xe8, 0xc2, 0xe8, 0xa5, 0xe0, 0xa8, 0xe4, 0x0a, 0xf5, 0xea, 0x78, 0x95, 0xfc, 0x18, 0x49,
     0x02, 0x50, 0x00, 0x04, 0x50, 0x02, 0x01, 0x5c, 0x83, 0x24, 0x81, 0x00, 0xb5, 0x48, 0x12, 0x70,
@@ -2442,7 +2442,7 @@ const uint8_t gif3[1024] = {
     0xa2, 0x48, 0x14, 0xa2, 0x49, 0x14, 0xa2, 0x48, 0x15, 0xa2, 0x48, 0x14, 0x42, 0xb5, 0x4a, 0xf5,
     0xbf, 0xea, 0xbf, 0xed, 0xb7, 0xfe, 0xab, 0xfe, 0x9b, 0x22, 0x4d, 0xa3, 0x5d, 0x83, 0x7b, 0x85};
 
-const uint8_t gif4[1024] = {
+const uint8_t herbie4[1024] = {
     0xf8, 0x60, 0x02, 0x48, 0x01, 0x74, 0xc9, 0x14, 0xe9, 0x06, 0xa8, 0x11, 0xa0, 0x00, 0x52, 0x80,
     0x09, 0x52, 0x04, 0x50, 0x01, 0x20, 0x4a, 0x90, 0x65, 0x9a, 0xe0, 0x44, 0xf0, 0xc5, 0x20, 0x09,
     0x40, 0x00, 0x24, 0x00, 0x8a, 0x20, 0xaf, 0x1a, 0x20, 0x04, 0x81, 0x36, 0xc1, 0x0b, 0xd0, 0x07,
@@ -2508,7 +2508,7 @@ const uint8_t gif4[1024] = {
     0x91, 0x2a, 0x40, 0x95, 0x28, 0x42, 0x95, 0x28, 0x41, 0x94, 0x2a, 0x40, 0x10, 0xdf, 0x20, 0xff,
     0xd5, 0xbf, 0xed, 0xb7, 0xfd, 0xaf, 0xfa, 0xef, 0x35, 0x4b, 0x92, 0x4e, 0xb2, 0x06, 0xfb, 0x06};
 
-const uint8_t gif5[1024] = {
+const uint8_t herbie5[1024] = {
     0x80, 0x08, 0x42, 0xa0, 0x05, 0xb2, 0x44, 0xa9, 0x52, 0x84, 0x20, 0x40, 0x11, 0x40, 0x0a, 0x81,
     0x14, 0xa0, 0x04, 0x20, 0x80, 0x15, 0xc0, 0x15, 0xea, 0x05, 0x90, 0x41, 0x82, 0x14, 0x41, 0x01,
     0x12, 0x40, 0x04, 0x00, 0x5a, 0xa1, 0x7e, 0x01, 0x02, 0x55, 0x23, 0x8c, 0x4a, 0x15, 0x4a, 0x95,
@@ -2574,7 +2574,7 @@ const uint8_t gif5[1024] = {
     0xa5, 0x50, 0x09, 0xa4, 0x52, 0x08, 0xa4, 0x51, 0x0a, 0x50, 0x84, 0x21, 0x54, 0xab, 0x54, 0xff,
     0xd5, 0xbf, 0xf5, 0xbf, 0xea, 0xbf, 0xf5, 0x6f, 0x9a, 0x25, 0x4c, 0xbb, 0x44, 0x9e, 0x65, 0x0a};
 
-const uint8_t gif6[1024] = {
+const uint8_t herbie6[1024] = {
     0x00, 0x12, 0x40, 0x82, 0x29, 0x92, 0x64, 0x89, 0x52, 0xa4, 0x01, 0x40, 0x80, 0x2a, 0x00, 0x42,
     0x14, 0x40, 0x10, 0x82, 0x00, 0x55, 0x80, 0x29, 0xd6, 0x20, 0x8a, 0x80, 0x22, 0x08, 0x42, 0x05,
     0x90, 0x01, 0x40, 0x0a, 0x91, 0x76, 0x89, 0x22, 0x15, 0xc2, 0x1d, 0x22, 0x8c, 0x1b, 0x40, 0x04,
@@ -2640,7 +2640,7 @@ const uint8_t gif6[1024] = {
     0x55, 0x20, 0x89, 0x52, 0x24, 0x88, 0x51, 0x22, 0x84, 0x50, 0x0a, 0x60, 0x8f, 0x78, 0xd7, 0xbb,
     0xed, 0xbf, 0xeb, 0xbe, 0xd7, 0xfd, 0xb7, 0x6b, 0x0c, 0xd9, 0x2a, 0x9a, 0x69, 0x9e, 0x24, 0x49};
 
-const uint8_t gif7[1024] = {
+const uint8_t herbie7[1024] = {
     0x40, 0x04, 0x20, 0x82, 0x49, 0x12, 0xe4, 0x12, 0xa4, 0x50, 0x05, 0x40, 0x80, 0x0a, 0x20, 0x02,
     0x95, 0x40, 0x10, 0x82, 0x20, 0x04, 0x49, 0x90, 0x4b, 0x94, 0x22, 0x80, 0x25, 0x0a, 0x40, 0x03,
     0x24, 0x81, 0x08, 0x01, 0xb2, 0xcd, 0x32, 0x85, 0x12, 0x46, 0x51, 0x0e, 0xb1, 0x0e, 0x50, 0x00,
@@ -2706,7 +2706,7 @@ const uint8_t gif7[1024] = {
     0x08, 0x54, 0xa2, 0x04, 0x51, 0xaa, 0x00, 0x55, 0xa0, 0x0a, 0x40, 0x2d, 0xd2, 0x2d, 0xfb, 0xd6,
     0xbf, 0xed, 0xbb, 0xff, 0xaa, 0xff, 0xbb, 0x4c, 0x19, 0xea, 0x13, 0xbc, 0x49, 0x9a, 0x35, 0x48};
 
-const uint8_t gif8[1024] = {
+const uint8_t herbie8[1024] = {
     0x50, 0xc4, 0xa0, 0x00, 0x04, 0x51, 0x82, 0x54, 0x89, 0x72, 0x84, 0x29, 0x40, 0x82, 0x00, 0x48,
     0x02, 0x48, 0x04, 0x50, 0x02, 0x90, 0x01, 0x2a, 0x40, 0x8d, 0x52, 0x25, 0x80, 0x0b, 0x20, 0x8b,
     0x02, 0x45, 0x00, 0x13, 0x40, 0x05, 0xab, 0x6d, 0x01, 0x26, 0x95, 0x22, 0x4e, 0x18, 0xb3, 0x44,
@@ -2772,7 +2772,7 @@ const uint8_t gif8[1024] = {
     0x12, 0x44, 0x90, 0x25, 0x48, 0x91, 0x22, 0x44, 0x28, 0x81, 0x54, 0x01, 0x5e, 0xa0, 0x5f, 0xf5,
     0xdf, 0xb5, 0xff, 0xaa, 0xff, 0xb6, 0xed, 0xbf, 0x69, 0x12, 0xf4, 0x2a, 0xb1, 0x56, 0xb9, 0x22};
 
-const uint8_t gif9[1024] = {
+const uint8_t herbie9[1024] = {
     0xa0, 0xe5, 0x88, 0xe0, 0x82, 0x10, 0x01, 0xa4, 0x49, 0x92, 0x64, 0x92, 0x24, 0x41, 0x80, 0x12,
     0x40, 0x05, 0x10, 0x45, 0x90, 0x00, 0x49, 0x00, 0xa2, 0x08, 0xc5, 0x3a, 0x40, 0x05, 0x11, 0x84,
     0x23, 0x04, 0x23, 0x88, 0x01, 0x11, 0xa2, 0x0d, 0xb2, 0x05, 0x02, 0xad, 0x42, 0x1e, 0x91, 0x36,
@@ -2838,7 +2838,7 @@ const uint8_t gif9[1024] = {
     0x22, 0x48, 0x25, 0x90, 0x49, 0x22, 0x94, 0x40, 0x29, 0x42, 0x90, 0x0a, 0x21, 0x54, 0xab, 0x54,
     0xff, 0xd5, 0xbf, 0xeb, 0xbe, 0xfb, 0xaf, 0xf5, 0x5f, 0xf3, 0x14, 0x71, 0xaa, 0x35, 0xd2, 0x35};
 
-const uint8_t gif10[1024] = {
+const uint8_t herbie10[1024] = {
     0xf0, 0x62, 0xd4, 0xa1, 0xe8, 0x00, 0x84, 0x21, 0x52, 0x88, 0x72, 0x85, 0x28, 0x52, 0x80, 0x40,
     0x04, 0x50, 0x01, 0x0a, 0xa0, 0x09, 0xa0, 0x04, 0x20, 0x82, 0x24, 0xc9, 0x36, 0x00, 0x01, 0x2a,
     0x00, 0xa5, 0x02, 0x48, 0x01, 0x14, 0x01, 0x44, 0xb9, 0x02, 0x85, 0x12, 0xca, 0x15, 0x4a, 0x34,
@@ -2904,7 +2904,7 @@ const uint8_t gif10[1024] = {
     0x48, 0x22, 0x94, 0x40, 0x15, 0x48, 0xa2, 0x08, 0x52, 0x24, 0x80, 0x29, 0x42, 0x10, 0xae, 0x51,
     0xae, 0xfb, 0xae, 0xfb, 0xaf, 0xfa, 0xaf, 0xfe, 0xab, 0xff, 0x10, 0x55, 0xba, 0x21, 0xde, 0x31};
 
-const uint8_t gif11[1024] = {
+const uint8_t herbie11[1024] = {
     0xf0, 0xdd, 0xf0, 0x68, 0x51, 0x00, 0x64, 0x12, 0xe5, 0x18, 0xa5, 0x48, 0x12, 0xa0, 0x41, 0x24,
     0x80, 0x02, 0x48, 0x22, 0x10, 0x44, 0x00, 0x50, 0x04, 0x60, 0x95, 0x4a, 0x10, 0x05, 0x50, 0x02,
     0x11, 0x82, 0x00, 0x12, 0x40, 0x05, 0x10, 0xa7, 0x98, 0x01, 0x82, 0x2d, 0xc1, 0x1e, 0x01, 0x5e,
@@ -2970,7 +2970,7 @@ const uint8_t gif11[1024] = {
     0x50, 0x89, 0x22, 0x54, 0x00, 0xa9, 0x52, 0x04, 0x50, 0x85, 0x10, 0x49, 0x22, 0xcd, 0x32, 0xed,
     0xdf, 0xba, 0xf7, 0xad, 0xff, 0xba, 0xd7, 0xfe, 0x2b, 0x54, 0x99, 0x52, 0xb9, 0x16, 0xe9, 0x1a};
 
-const uint8_t gif12[1024] = {
+const uint8_t herbie12[1024] = {
     0xe8, 0x40, 0xa2, 0x60, 0x88, 0x62, 0x95, 0x68, 0x85, 0x58, 0x21, 0x44, 0xa0, 0x01, 0x88, 0x22,
     0x00, 0x4a, 0x10, 0x42, 0x10, 0x40, 0x84, 0x50, 0xa7, 0x90, 0x25, 0x88, 0x82, 0x20, 0x02, 0x11,
     0x82, 0x08, 0xa0, 0x05, 0x00, 0xaa, 0x55, 0x02, 0x81, 0x2e, 0x41, 0x9e, 0x01, 0x5e, 0x08, 0xb3,
@@ -3036,7 +3036,7 @@ const uint8_t gif12[1024] = {
     0x44, 0x12, 0x48, 0xa2, 0x14, 0x41, 0x2a, 0x80, 0x54, 0x01, 0x64, 0x9a, 0x65, 0xde, 0xbb, 0xf7,
     0xad, 0xff, 0xaa, 0xff, 0xb5, 0xef, 0x9b, 0x30, 0x55, 0xba, 0x21, 0xde, 0x31, 0x56, 0x90, 0x35};
 
-const uint8_t gif13[1024] = {
+const uint8_t herbie13[1024] = {
     0x40, 0x02, 0x50, 0x04, 0xa9, 0x52, 0xa4, 0x4a, 0x90, 0x24, 0x40, 0x80, 0x14, 0x41, 0x00, 0x95,
     0x20, 0x8a, 0x20, 0x80, 0x10, 0xc1, 0x28, 0x57, 0x80, 0x2a, 0x80, 0x14, 0x43, 0x00, 0x13, 0x04,
     0x41, 0x08, 0x42, 0x00, 0xab, 0x52, 0x04, 0x12, 0x4a, 0x95, 0x12, 0x4d, 0x30, 0x8f, 0x30, 0xad,
@@ -3102,7 +3102,7 @@ const uint8_t gif13[1024] = {
     0x15, 0x48, 0xa2, 0x08, 0x52, 0x24, 0x80, 0x49, 0x14, 0x42, 0xb5, 0x4a, 0xbd, 0xf7, 0xae, 0xfb,
     0xae, 0xfb, 0xbf, 0xea, 0xbf, 0x55, 0xb2, 0x25, 0x68, 0xb7, 0x28, 0xf3, 0x14, 0x29, 0xd2, 0x35};
 
-const uint8_t gif14[1024] = {
+const uint8_t herbie14[1024] = {
     0x00, 0x21, 0x54, 0x02, 0x79, 0x84, 0x2a, 0x50, 0x85, 0x40, 0x00, 0xa4, 0x00, 0x45, 0x08, 0x51,
     0x80, 0x24, 0x01, 0xa0, 0x00, 0xd5, 0x2a, 0x14, 0x81, 0x24, 0x01, 0x52, 0x01, 0x0a, 0x05, 0x81,
     0x50, 0x05, 0x00, 0xaa, 0x42, 0x15, 0x00, 0x5f, 0x82, 0x18, 0xb7, 0x08, 0xb5, 0x22, 0x5d, 0xa2,
@@ -3168,7 +3168,7 @@ const uint8_t gif14[1024] = {
     0x11, 0xa8, 0x42, 0x14, 0x41, 0xa8, 0x02, 0x29, 0x44, 0x9a, 0x65, 0xdb, 0xbe, 0xf7, 0xae, 0xfb,
     0xad, 0xff, 0xaa, 0xff, 0xa6, 0x59, 0x24, 0xe9, 0x26, 0xe9, 0x34, 0xab, 0x40, 0x3c, 0xe3, 0x34};
 
-const uint8_t gif15[1024] = {
+const uint8_t herbie15[1024] = {
     0x80, 0x52, 0x04, 0xb1, 0x4a, 0x94, 0x21, 0x54, 0x81, 0x40, 0x00, 0x4a, 0x80, 0x22, 0x14, 0x40,
     0x22, 0x88, 0x00, 0x41, 0x28, 0xc5, 0x2a, 0x11, 0x44, 0x02, 0xa9, 0x02, 0x03, 0x44, 0x03, 0x28,
     0xc2, 0x01, 0x08, 0xa7, 0x48, 0x03, 0x14, 0xa6, 0x19, 0x46, 0x39, 0x84, 0x7b, 0x84, 0x00, 0x49,
@@ -3234,7 +3234,7 @@ const uint8_t gif15[1024] = {
     0x45, 0x90, 0x2a, 0x40, 0x15, 0xa0, 0x09, 0x52, 0x04, 0xe9, 0x16, 0xed, 0xbb, 0xef, 0xbb, 0xee,
     0xbf, 0xea, 0xbf, 0xf5, 0x9f, 0x30, 0x65, 0xaa, 0x34, 0xd3, 0x2c, 0xb2, 0x45, 0x38, 0xd3, 0x34};
 
-const uint8_t gif16[1024] = {
+const uint8_t herbie16[1024] = {
     0x00, 0xa5, 0x12, 0xa8, 0x25, 0xca, 0x10, 0x25, 0xc0, 0x04, 0x00, 0x8a, 0x20, 0x05, 0x50, 0x84,
     0x20, 0x84, 0x20, 0x81, 0xa4, 0x15, 0x62, 0x14, 0x81, 0x24, 0x01, 0x25, 0x02, 0x89, 0x06, 0x21,
     0xc4, 0x01, 0x90, 0x0b, 0xd4, 0x01, 0x16, 0xc5, 0x2a, 0x92, 0x44, 0x1b, 0xb4, 0x5f, 0xf0, 0x5f,
@@ -3300,7 +3300,7 @@ const uint8_t gif16[1024] = {
     0x10, 0x45, 0xa8, 0x01, 0x54, 0x22, 0x88, 0x42, 0x09, 0x72, 0x85, 0x7a, 0xd7, 0xbe, 0xf7, 0xad,
     0xff, 0xab, 0xfe, 0xb7, 0xed, 0x1b, 0x70, 0x95, 0x66, 0xb8, 0x13, 0xf4, 0x15, 0x20, 0xde, 0x31};
 
-const uint8_t gif17[1024] = {
+const uint8_t herbie17[1024] = {
     0x20, 0x08, 0x42, 0x29, 0x92, 0x64, 0x09, 0x54, 0xa1, 0x08, 0x40, 0x81, 0x08, 0xa2, 0x00, 0x2a,
     0x40, 0x91, 0x04, 0x40, 0xa0, 0x02, 0xf5, 0x0a, 0x20, 0x95, 0x00, 0x45, 0x12, 0x00, 0x47, 0x00,
     0x07, 0xf0, 0x01, 0x00, 0x2a, 0xd5, 0x00, 0x2a, 0x84, 0x49, 0x13, 0xa6, 0x07, 0xaa, 0x0d, 0x43,
@@ -3366,7 +3366,7 @@ const uint8_t gif17[1024] = {
     0x22, 0x54, 0x00, 0xaa, 0x50, 0x05, 0x50, 0x85, 0x10, 0x29, 0x44, 0x9b, 0x64, 0xdb, 0xbe, 0xf7,
     0xad, 0xff, 0xab, 0xfd, 0xaf, 0xfa, 0x97, 0x38, 0x52, 0xa5, 0x3a, 0xd4, 0x33, 0x5c, 0x81, 0x3a};
 
-const uint8_t gif18[1024] = {
+const uint8_t herbie18[1024] = {
     0x00, 0xa0, 0x08, 0x42, 0x99, 0x22, 0x4c, 0x21, 0x4a, 0x94, 0x20, 0xc1, 0x10, 0x40, 0x09, 0xa0,
     0x05, 0x28, 0x42, 0x10, 0x40, 0x24, 0x40, 0x30, 0xc7, 0x18, 0xa4, 0x01, 0x50, 0x05, 0x00, 0x51,
     0x02, 0x01, 0xc2, 0xb8, 0x42, 0x90, 0x25, 0x80, 0x24, 0x11, 0x44, 0x00, 0x15, 0x40, 0x04, 0x11,
diff --git a/inc/lis3dh_regs.h b/inc/lis3dh_regs.h
deleted file mode 100644
index a31570dcca1848e418ec4fef3080df150483db9c..0000000000000000000000000000000000000000
--- a/inc/lis3dh_regs.h
+++ /dev/null
@@ -1,45 +0,0 @@
-#define LIS3DH_I2C_ADDRESS 0x18 << 1
-#define STATUS_REG_AUX  0x07
-#define OUT_ADC1_L      0x08
-#define OUT_ADC1_H      0x09
-#define OUT_ADC2_L      0x0A
-#define OUT_ADC2_H      0x0B
-#define OUT_ADC3_L      0x0C
-#define OUT_ADC3_H      0x0D
-#define WHO_AM_I        0x0F
-#define CTRL_REG0       0x1E
-#define TEMP_CFG_REG    0x1F
-#define CTRL_REG1       0x20
-#define CTRL_REG2       0x21
-#define CTRL_REG3       0x22
-#define CTRL_REG4       0x23
-#define CTRL_REG5       0x24
-#define CTRL_REG6       0x25
-#define REFERENCE       0x26
-#define STATUS_REG      0x27
-#define OUT_X_L         0x28
-#define OUT_X_H         0x29
-#define OUT_Y_L         0x2A
-#define OUT_Y_H         0x2B
-#define OUT_Z_L         0x2C
-#define OUT_Z_H         0x2D
-#define FIFO_CTRL_REG   0x2E
-#define FIFO_SRC_REG    0x2F
-#define INT1_CFG        0x30
-#define INT1_SRC        0x31
-#define INT1_THS        0x32
-#define INT1_DURATION   0x33
-#define INT2_CFG        0x34
-#define INT2_SRC        0x35
-#define INT2_THS        0x36
-#define INT2_DURATION   0x37
-#define CLICK_CFG       0x38
-#define CLICK_SRC       0x39
-#define CLICK_THS       0x3A
-#define TIME_LIMIT      0x3B
-#define TIME_LATENCY    0x3C
-#define TIME_WINDOW     0x3D
-#define ACT_THS         0x3E
-#define INACT_DUR       0x3F
-
-
diff --git a/inc/sc7a20.h b/inc/sc7a20.h
new file mode 100644
index 0000000000000000000000000000000000000000..bf58140d74f09b6f1db6549b5fe57137e6a4ba88
--- /dev/null
+++ b/inc/sc7a20.h
@@ -0,0 +1,36 @@
+#define SC7A20_I2C_ADDRESS 0x19 << 1
+#define SPI_CTRL        0x0E
+#define WHO_AM_I        0x0F
+#define CTRL_REG0       0x1F
+#define CTRL_REG1       0x20
+#define CTRL_REG2       0x21
+#define CTRL_REG3       0x22
+#define CTRL_REG4       0x23
+#define CTRL_REG5       0x24
+#define CTRL_REG6       0x25
+#define DRDY_STATUS_REG 0x27
+#define OUT_X_L         0x28
+#define OUT_X_H         0x29
+#define OUT_Y_L         0x2A
+#define OUT_Y_H         0x2B
+#define OUT_Z_L         0x2C
+#define OUT_Z_H         0x2D
+#define FIFO_CTRL_REG   0x2E
+#define FIFO_SRC_REG    0x2F
+#define INT1_CFG         0x30
+#define INT1_SRC         0x31
+#define INT1_THS         0x32
+#define INT1_DURATION    0x33
+#define INT2_CFG         0x34
+#define INT2_SRC         0x35
+#define INT2_THS         0x36
+#define INT2_DURATION    0x37
+#define CLICK_CTRL_REG  0x38
+#define CLICK_SRC       0x39
+#define CLICK_COEFF1    0x3A
+#define CLICK_COEFF2    0x3B
+#define CLICK_COEFF3    0x3C
+#define CLICK_COEFF4    0x3D
+#define Soft_Reset      0x68
+#define FIFO_DATA       0x69
+#define I2C_CTRL        0x6F
diff --git a/src/main.c b/src/main.c
index f952c89541d0f3fbbf3bef7787e03f2b059daf2c..cfcd5fc6180c344fd2843d276b93b68ee6abb748 100644
--- a/src/main.c
+++ b/src/main.c
@@ -6,7 +6,7 @@
 #include <py32f0xx_hal_gpio_ex.h>
 #include <py32f0xx_hal.h>
 #include "display.h"
-#include <lis3dh_regs.h>
+#include <sc7a20.h>
 #include <string.h>
 
 #define I2C_SPEEDCLOCK   400000             // Communication speed 400K
@@ -22,12 +22,13 @@ volatile uint8_t standby = 0; // if device is on charger, but charging complete,
 volatile uint8_t lptim_ovf = 0; //0 if the lptimer has not overflowed (finished counting), 1 if so
 
 // ************** Prototypes **************
+void system_reset(void);
 void APP_ErrorHandler(void);
-void ssd1306_bitmap(const uint8_t *bitmap);
+void Put_Image(const uint8_t *bitmap);
 void Display_On(void);
 void ssd1306_clear(void);
-void ssd1306_init(void);
-void displayArray(const uint8_t **image, int repeat, int frames, int reverse, int delayTime);
+void Display_Init(void);
+void Put_GIF(const uint8_t **image, int repeat, int frames, int reverse, int delayTime);
 void SysTick_Handler(void);
 static void APP_SystemClockConfig(void);
 static void LPTIMInit(void);
@@ -51,21 +52,31 @@ void Accel_Init(void);
 void EXTI_Init(void);
 void Stop_Mode_EXTI_Init(void);
 void EXTI4_15_IRQHandler(void);
-void Display_UNL_Info(void);
+void Put_UNL_Info(void);
 void Sleep(void);
 void ssd1306_rotate_180(void);
 // ************** End Prototypes **************
 
+void system_reset(void) {
+    //HAL_NVIC_SystemReset();
+    SCB->AIRCR  = ((0x5FAUL << SCB_AIRCR_VECTKEY_Pos) | SCB_AIRCR_SYSRESETREQ_Msk);
+    while(1);
+}
+
 void APP_ErrorHandler(void)
 {
-  /* Infinite loop */
-  while (1)
-  {
-  }
+    system_reset();
+}
+
+void I2C_Transmit(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint8_t *pData, uint16_t Size, uint32_t Timeout){
+     if (HAL_I2C_Master_Transmit(hi2c, DevAddress, pData, Size, Timeout) != HAL_OK){
+        APP_ErrorHandler();
+     }
 }
 
-void ssd1306_bitmap(const uint8_t *bitmap){
+void Put_Image(const uint8_t *bitmap){
     // This if block is used to overide the bitmap displayed if the device is charging
+    /*
     if (HAL_GPIO_ReadPin(GPIOF, GPIO_PIN_0) == GPIO_PIN_SET && HAL_GPIO_ReadPin(GPIOF, GPIO_PIN_1) == GPIO_PIN_SET){
         // if device is off the charger, continue priting the regular bitmap
         charge = 0;
@@ -82,54 +93,55 @@ void ssd1306_bitmap(const uint8_t *bitmap){
             standby = 0;
         }
     }
+    */
 
     transmit[0] = 0x40;
     memcpy(transmit + 1, bitmap, 1024);
 
-    HAL_I2C_Master_Transmit(&hi2c1, SSD1306_ADDR, bitmap1, 6, 5000);
-    HAL_I2C_Master_Transmit(&hi2c1, SSD1306_ADDR, bitmap2, 2, 5000);
-    HAL_I2C_Master_Transmit(&hi2c1, SSD1306_ADDR, transmit, 1025, 5000);
+    I2C_Transmit(&hi2c1, SSD1306_ADDR, bitmap1, 6, 5000);
+    I2C_Transmit(&hi2c1, SSD1306_ADDR, bitmap2, 2, 5000);
+    I2C_Transmit(&hi2c1, SSD1306_ADDR, transmit, 1025, 5000);
 }
 
 void Display_On(void){
-    HAL_I2C_Master_Transmit(&hi2c1, SSD1306_ADDR, software_on, 2, 5000);
+    I2C_Transmit(&hi2c1, SSD1306_ADDR, software_on, 2, 5000);
 }
 
 void ssd1306_clear(void)
 {
 
-      HAL_I2C_Master_Transmit(&hi2c1, SSD1306_ADDR, bitmap1, 6, 5000);
-      HAL_I2C_Master_Transmit(&hi2c1, SSD1306_ADDR, bitmap2, 2, 5000);
+      I2C_Transmit(&hi2c1, SSD1306_ADDR, bitmap1, 6, 5000);
+      I2C_Transmit(&hi2c1, SSD1306_ADDR, bitmap2, 2, 5000);
       for(int i =0; i < 32; i++)
       {
-            HAL_I2C_Master_Transmit(&hi2c1, SSD1306_ADDR, clear, 33, 5000);
+            I2C_Transmit(&hi2c1, SSD1306_ADDR, clear, 33, 5000);
       }
 }
 
-void ssd1306_init(void)
+void Display_Init(void)
 {
     for(int i = 0; i < 12; i++)
     {
-      HAL_I2C_Master_Transmit(&hi2c1, SSD1306_ADDR, arr[i], init_len[i], 5000);
+      I2C_Transmit(&hi2c1, SSD1306_ADDR, arr[i], init_len[i], 5000);
     }
 
     ssd1306_clear();
     ssd1306_rotate_180();
-    HAL_I2C_Master_Transmit(&hi2c1, SSD1306_ADDR, ram_mode, 2, 5000);
+    I2C_Transmit(&hi2c1, SSD1306_ADDR, ram_mode, 2, 5000);
     Display_On();
 }
 
-void displayArray(const uint8_t ** image, int repeat, int frames, int reverse, int delayTime)
+void Put_GIF(const uint8_t ** image, int repeat, int frames, int reverse, int delayTime)
 {
   for(int i = 0; i < repeat; i++){
     for(int j = 0; j < frames; j++){
-      ssd1306_bitmap(image[j]);
+      Put_Image(image[j]);
       //HAL_Delay(delayTime);
       LPTIM_Delay(delayTime);
     }
     if(reverse > 0){
       for(int j = 0; j < frames; j++){
-        ssd1306_bitmap(image[frames-j]);
+        Put_Image(image[frames-j]);
         //HAL_Delay(delayTime);
         LPTIM_Delay(delayTime);
       }
@@ -241,7 +253,7 @@ void GPIO_Charger_EXTI_Init(void){
     GPIO_InitTypeDef GPIO_InitStruct = {0};
     __HAL_RCC_GPIOF_CLK_ENABLE();
     GPIO_InitStruct.Pin = GPIO_PIN_0 | GPIO_PIN_1;
-    GPIO_InitStruct.Mode = GPIO_MODE_IT_FALLING; // Open Drain for I2C
+    GPIO_InitStruct.Mode = GPIO_MODE_IT_FALLING;
     GPIO_InitStruct.Pull = GPIO_PULLUP; // Pull-up resistor
     GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH; // High speed
     HAL_GPIO_Init(GPIOF, &GPIO_InitStruct);
@@ -308,6 +320,7 @@ void display_Power_Off(void){
 }
 
 void I2C_Init(void) {
+    GPIO_I2C_Init();
     hi2c1.Instance = I2C1; // Choose the appropriate I2C instance
     hi2c1.Init.ClockSpeed = I2C_SPEEDCLOCK;
     hi2c1.Init.DutyCycle = I2C_DUTYCYCLE_2; // Duty cycle
@@ -320,30 +333,36 @@ void I2C_Init(void) {
 uint8_t I2C_Scan(void) {
     uint8_t deviceFound = 0;
     
-    printf("Scanning I2C addresses...\n");
-    for (uint8_t address = 1; address < 128; address++) { // I2C addresses 1 to 127
+    //printf("Scanning I2C addresses...\n");
+    //for (uint8_t address = 1; address < 128; address++) { // I2C addresses 1 to 127
+    for (uint8_t address = 0x19; address <= 0x19; address++) {
         HAL_StatusTypeDef result = HAL_I2C_IsDeviceReady(&hi2c1, address << 1, 5, 10); // Shift address for 7-bit addressing
         
         if (result == HAL_OK) {
-            printf("Device found at address: 0x%02X\n", address);
+            //printf("Device found at address: 0x%02X\n", address);
             deviceFound++;
         }
     }
     
+    if (deviceFound == 1){
+            Put_Image(dept);
+            LPTIM_Delay(3000);
+        }
+
     if (deviceFound == 0) {
-        printf("No I2C devices found.\n");
+       //printf("No I2C devices found.\n");
         return 0;
     }
     return 1;
 }
 
 void Accel_WriteReg(uint8_t reg, uint8_t value){
-    HAL_I2C_Mem_Write(&hi2c1, LIS3DH_I2C_ADDRESS, reg, I2C_MEMADD_SIZE_8BIT, &value, 1, HAL_MAX_DELAY);
+    HAL_I2C_Mem_Write(&hi2c1, SC7A20_I2C_ADDRESS, reg, I2C_MEMADD_SIZE_8BIT, &value, 1, HAL_MAX_DELAY);
 }
 
 uint8_t Accel_ReadReg(uint8_t reg){
     uint8_t reg_value;
-    HAL_I2C_Mem_Read(&hi2c1, LIS3DH_I2C_ADDRESS, reg, I2C_MEMADD_SIZE_8BIT, &reg_value, 1, HAL_MAX_DELAY);
+    HAL_I2C_Mem_Read(&hi2c1, SC7A20_I2C_ADDRESS, reg, I2C_MEMADD_SIZE_8BIT, &reg_value, 1, HAL_MAX_DELAY);
     return reg_value;
 }
 
@@ -362,23 +381,26 @@ void Toggle_LED(void){
 }
 
 void Accel_Init(void){
-    // Inits the accelerometer to send an interrupt signal on any axis movement. 
-    HAL_Delay(10);
-    Accel_WriteReg(CTRL_REG1, 0x5F);    // Turn on the sensor and enable X, Y, and Z, low power mode
-    HAL_Delay(15);
-    Accel_WriteReg(CTRL_REG2, 0x00);    // High-pass filter disabled
-    Accel_WriteReg(CTRL_REG3, 0x40);    // Interrupt activity 1 driven to INT1 pad
-    Accel_WriteReg(CTRL_REG4, 0x00);    // FS = ±2 g
-    Accel_WriteReg(CTRL_REG5, 0x00);    // Interrupt 1 pin not latched, sends pulse (bit 3)
-    Accel_WriteReg(INT1_THS, 0x10);     // Threshold = 250 mg (0x10)
-    Accel_WriteReg(INT1_DURATION, 0x00);    // Duration = 0
-    //Accel_WriteReg(INT1_CFG, 0x3F);     // Enable interupts on all axis (not working)
-    Accel_WriteReg(INT1_CFG, 0x0A);
-    //Accel_WriteReg(INT1_CFG, 0x7F);
+    // Inits the accelerometer to send an interrupt signal on any axis movement.
+    // First disable all output
+    Accel_WriteReg(CTRL_REG1, 0x00);    // Disable all axes and power down
+    Accel_WriteReg(CTRL_REG2, 0x00);    // Reset/clear any filters
+    Accel_WriteReg(CTRL_REG3, 0x00);    // Disable interrupts during setup
+    Accel_WriteReg(CTRL_REG4, 0x00);    // 2g range
+    Accel_WriteReg(CTRL_REG5, 0x00);    
+    Accel_WriteReg(CTRL_REG6, 0x00);    // Active low interrupt 
+    // Set up interrupt configuration
+    Accel_WriteReg(INT1_THS, 0x33);     
+    Accel_WriteReg(INT1_DURATION, 0x01); // Longer duration
+    Accel_WriteReg(INT1_CFG, 0x2A);     // Only high interrupts on XYZ (2a)
+    // enable interrupts
+    Accel_WriteReg(CTRL_REG3, 0x40);    // Enable INT1
+    // enable output and set ODR
+    Accel_WriteReg(CTRL_REG1, 0x3F);    // 25Hz, Low power, XYZ enabled
+    EXTI_Init();
 }
 
 void EXTI_Init(void){
-     /* Configure GPIO pin */
     GPIO_InitTypeDef  GPIO_InitStruct={0};
     __HAL_RCC_GPIOA_CLK_ENABLE();                  // Enable GPIOA clock 
     GPIO_InitStruct.Mode  = GPIO_MODE_IT_FALLING;   // GPIO mode set to falling edge interrupt 
@@ -408,62 +430,52 @@ void Stop_Mode_EXTI_Init(void){
 // Handles the EXTI on PA5
 void EXTI4_15_IRQHandler(void)
 {
-    //Toggle_LED();
     __NOP();
     HAL_GPIO_EXTI_IRQHandler(GPIO_PIN_5);
 }
 
-void Display_UNL_Info(void){
-    displayArray(gif, 4, 18, 0, 63);
-    ssd1306_bitmap(dept);
-    LPTIM_Delay(4000);
-    displayArray(flag, 2, 20, 0, 10);
-    displayArray(pointers, 2, 8, 1, 7);
-    ///ssd1306_bitmap((const uint8_t *)dept);
-    //LPTIM_Delay(4000);
-    //ssd1306_bitmap((const uint8_t *)apply_qr);
-    //LPTIM_Delay(5000);
-    //displayArray(gif, 4, 18, 0, 63);
+void ssd1306_rotate_180(void){
+    uint8_t rotate[] = {0x00,0xA1,0xC8};
+    I2C_Transmit(&hi2c1, SSD1306_ADDR, rotate, 3, 5000);
 }
 
 void Sleep(void){
-    HAL_I2C_Master_Transmit(&hi2c1, SSD1306_ADDR, software_off, 2, 5000);
+    I2C_Transmit(&hi2c1, SSD1306_ADDR, software_off, 2, 5000);
     display_Power_Off();
     HAL_SuspendTick();    
-    /// Enter STOP mode
+    // Enter STOP mode
     HAL_PWR_EnterSTOPMode(PWR_LOWPOWERREGULATOR_ON, PWR_STOPENTRY_WFI); 
     // After waking up
     HAL_ResumeTick();
     APP_SystemClockConfig(); // Must reconfig the clock after waking up
     display_Power_On();
-    ssd1306_init();
+    Display_Init();
 }
 
-void ssd1306_rotate_180(void){
-    uint8_t rotate[] = {0x00,0xA1,0xC8};
-    HAL_I2C_Master_Transmit(&hi2c1, SSD1306_ADDR, rotate, 3, 5000);
+void Put_UNL_Info(void){
+    Put_GIF(herbie, 4, 18, 0, 63);
+    Put_Image(dept);
+    LPTIM_Delay(4000);
+    Put_GIF(flag, 2, 20, 0, 10);
+    Put_GIF(gbr, 2, 8, 1, 7);
 }
 
-
 int main (void)
 {
-    // Add check for charging after deivce died (interrupt missed)
     HAL_Init();
     APP_SystemClockConfig();
     LPTIMInit();
-    display_Switch_Init(); // for new hw version
+    display_Switch_Init();
     display_Power_On();
-    GPIO_Charger_EXTI_Init();
-    GPIO_I2C_Init(); 
+    //GPIO_Charger_EXTI_Init();
     I2C_Init();
     Accel_Init();
-    EXTI_Init();
-    //LED_Init();
-    ssd1306_init();
+    Display_Init();
     
     while (1) {
-        Display_UNL_Info();
+        Put_UNL_Info();
         // Add more frames here
+        
 
         Sleep();
     }