- uint8_t *tda = "\x01\x23\x45\x67\x89\xAB\xCD\xEF",
- *tka = "\x01\x23\x45\x67\x12\x34\x56\x78\x23\x45\x67\x89\x34\x56\x78\x9A";
+ uint8_t *tda = (uint8_t*)"\x01\x23\x45\x67\x89\xAB\xCD\xEF",
+ *tka = (uint8_t*)"\x01\x23\x45\x67\x12\x34\x56\x78\x23\x45\x67\x89\x34\x56\x78\x9A";