SLDS204B October 2014 – June 2020 PGA300
PRODUCTION DATA.
The command field is the second field in every frame sent by the master. The command field contains instructions about what to do with and where to send the data that is transmitted to the slave. The command field can also instruct the slave to send data back to the master during a read operation. The number of data fields to be transmitted is also determined by the command in the command field. The format of the command field is shown in Figure 17.