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Showing results for tags 'crc library from arduino to e'.
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arduino crc code: #include <avr/pgmspace.h> static PROGMEM prog_uint32_t crc_table[16] = { 0x00000000, 0x1db71064, 0x3b6e20c8, 0x26d930ac, 0x76dc4190, 0x6b6b51f4, 0x4db26158, 0x5005713c, 0xedb88320, 0xf00f9344, 0xd6d6a3e8, 0xcb61b38c, 0x9b64c2b0, 0x86d3d2d4, 0xa00ae278, 0xbdbdf21c }; unsigned long crc_update(unsigned long crc, byte data) { byte tbl_idx; tbl_idx = crc ^ (data >> (0 * 4)); crc = pgm_read_dword_near(crc_table + (tbl_idx & 0x0f)) ^ (crc >> 4); tbl_idx = crc ^ (data >> (1 * 4)); crc = pgm_read_dword_near(crc_
