| CPC H04N 23/661 (2023.01) | 14 Claims |
|
1. An image pickup apparatus attachable to and detachable from an accessory, the image pickup apparatus comprising:
at least one processor; and
at least one memory coupled to the at least one processor storing instructions that, when executed by the at least one processor, cause the at least one processor to function as:
a first control unit communicable with the accessory by a first communication method; and
a second control unit communicable with the accessory by a second communication method,
wherein the first control unit acquires control information on the second communication method from the accessory, and
wherein the second control unit determines a control method for communication with the accessory based on the control information acquired by the first control unit,
wherein the control method includes:
a first control method for performing communication without checking whether or not the accessory is communicable; and
a second control method for performing communication after checking whether or not the accessory is communicable, and
wherein the second control unit communicates with the accessory by the first control method or the second control method that has been determined based on the control information,
wherein the second control method is a control method for determining information on whether or not the accessory is communicable by the second communication method, based on a level of the master input signal, and
wherein the control information includes information indicating a transmission interval between communication data in the first control method.
|