✨ feat: initial commit

src/lib/protocol/constants.ts

@@ -0,0 +1,20 @@
+/**
+ * Command type byte used in packet headers (0xF1)
+ *
+ * This identifies the BeamBox protocol to the device.
+ * As observed, all packets sent to the device must start with this command type.
+ */
+export const CMD_TYPE = 0xf1;
+
+/**
+ * Size of the packet header in bytes (8 bytes)
+ *
+ */
+export const HEADER_SIZE = 8;
+
+/**
+ * Size of the checksum/trailer in bytes (1 byte)
+ *
+ * Appended to end of every packet for data integrity verification.
+ */
+export const CHECKSUM_SIZE = 1;