Patent ID: 11868300
Assignee: MICRON TECHNOLOGY, INC.
Field: Computer technology (Electrical engineering)
Classification: CPC G  H | IPC G  H

Claim 17:
18. A method comprising:
at a first device configured to be communicatively coupled to a second device with an interface using a serial peripheral interface (SPI) bus:
sending a first message to the second device, wherein the first message comprises a first command field and a register address field, wherein the first message is configured to access a first register corresponding to the register address field at the second device, and the first command field comprises first bits that indicate an initial request;
receiving a response message from the second device in response to the first message from the first device, the response message comprising a secondary device status field, wherein the secondary device status field includes one or more bits indicating a deferral to provide a data payload to the first device; and
in response to receiving the response message, sending a second message to the second device, wherein the second message includes a second command field that comprises second bits that are different from the first bits of the first command field, and the second bits of the second command field indicate a subsequent request corresponding to the register address field from the first message.