I2C command register 7
COMMAND | This is the content of command 0. It consists of three parts: op_code is the command, 0: RSTART, 1: WRITE, 2: READ, 3: STOP, 4: END. Byte_num represents the number of bytes that need to be sent or received. ack_check_en, ack_exp and ack are used to control the ACK bit. See I2C cmd structure for more Information. |
COMMAND_DONE | When command 0 is done in I2C Master mode, this bit changes to high level. |