Rate-limit sending packets to device

cboulay · cboulay · commit cbefcd4b8c98 · 2026-03-30T18:40:06.000-04:00
diff --git a/src/cbsdk/src/sdk_session.cpp b/src/cbsdk/src/sdk_session.cpp
@@ -869,6 +869,9 @@ Result<void> SdkSession::start() {
                     } else {
                         impl->stats.packets_sent_to_device.fetch_add(1, std::memory_order_relaxed);
                     }
+
+                    // Rate-limit: older firmware processes one packet per 50µs
+                    std::this_thread::sleep_for(std::chrono::microseconds(50));
                 }
 
                 if (has_packets) {

Original file line number	Diff line number	Diff line change
`@@ -869,6 +869,9 @@ Result<void> SdkSession::start() {`
`869`	`869`	`} else {`
`870`	`870`	`impl->stats.packets_sent_to_device.fetch_add(1, std::memory_order_relaxed);`
`871`	`871`	`}`
	`872`	`+`
	`873`	`+ // Rate-limit: older firmware processes one packet per 50µs`
	`874`	`+ std::this_thread::sleep_for(std::chrono::microseconds(50));`
`872`	`875`	`}`
`873`	`876`
`874`	`877`	`if (has_packets) {`