1.2.2.2. Command Interface - 2026-01-30

Mailbox Client with Avalon Streaming Interface IP User Guide
Version
24.2
Use the Avalon® streaming interface to send commands to the SDM.
Table 4.  Command Interface
Signal Name Direction Description
command_ready Output The Mailbox Client with Avalon® Streaming Interface IP asserts command_ready when it is ready to receive commands from the application. The ready_latency is 0 cycles. The Mailbox Client with Avalon® ST can accept command_data[31:0] in the same cycle that command_ready asserts.
command_valid Input The command_valid signal asserts to indicate that command_data is valid.
command_data[31:0] Input The command_data bus drives commands to the SDM. Refer to Command List and Description for definitions of the commands.
command_startofpacket Input The command_startofpacket asserts in the first cycle of a command packet.
command_endofpacket Input The command_endofpacket asserts in the last cycle of command a packet.
Figure 4. Timing for Avalon® Streaming Interface Command Packet