Lines Matching refs:crc
108 unsigned char i, j, crc, ch, ch2, ch3; in crc7() local
110 crc = 0; in crc7()
118 ch2 = (crc & 0x40) ? 1 : 0; in crc7()
123 crc ^= 0x04; in crc7()
124 crc <<= 1; in crc7()
125 crc |= 0x01; in crc7()
129 crc <<= 1; in crc7()
134 return crc; in crc7()
141 uint8_t crc, in _send_cmd() argument
158 if (crc == 0x00) in _send_cmd()
160 crc = crc7(&cmd_buffer[1], 5); in _send_cmd()
161 crc = (crc << 1) | 0x01; in _send_cmd()
163 cmd_buffer[6] = (crc); in _send_cmd()