Reference firmware for PixArt's PMT9123 sensor and evaluation board. "Hello World" and "Library" contain the exact same files. Please import just one of the two into your mBed compiler as a new program and not as a library.

Revision:
0:71ff24e8c21e
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/commHeaders/registerArrays.h	Tue Apr 10 20:17:47 2018 +0000
@@ -0,0 +1,31 @@
+const uint8_t optimize[][2] = {
+    { 0x11, 0x0C },     //Tracking performance optimization
+    { 0x14, 0x04 },
+    { 0x25, 0x0F },
+    { 0x27, 0xAA },
+    { 0x34, 0x80 },
+    { 0x35, 0x03 },
+    { 0x39, 0x89 },
+    { 0x4D, 0x79 },
+    { 0x53, 0x96 },
+    { 0x58, 0x66 },
+    { 0x5D, 0x56 },
+    { 0x5E, 0xF5 },
+    { 0x5F, 0xCA },
+    { 0x61, 0xD3 },
+    { 0x6F, 0xEF },
+    { 0x70, 0xB2 },
+    { 0x7D, 0xA2 },
+    
+    { 0x1C, 0x24 },     //Latency optimization
+    { 0x26, 0xA2 },
+    { 0x56, 0x32 },
+    { 0x65, 0x1F },
+    
+    { 0x75, 0x2A },     //Tracking distance (Z) optimization
+    { 0x76, 0x00 },
+    { 0x77, 0x12 },
+    { 0x7A, 0x01 },
+    { 0x7B, 0x01 },
+};
+#define optimize_size (sizeof(optimize)/sizeof(optimize[0]))