Add sender-local serial diagnostics for pipeline health

2026-02-17 01:12:31 +01:00
parent ea3e99f350
commit cc5881974c
3 changed files with 108 additions and 12 deletions
--- a/include/meter_driver.h
+++ b/include/meter_driver.h
@@ -3,7 +3,18 @@
 #include <Arduino.h>
 #include "data_model.h"

+struct MeterDriverStats {
+  uint32_t frames_ok;
+  uint32_t frames_parse_fail;
+  uint32_t rx_overflow;
+  uint32_t rx_timeout;
+  uint32_t bytes_rx;
+  uint32_t last_rx_ms;
+  uint32_t last_good_frame_ms;
+};
+
 void meter_init();
 bool meter_read(MeterData &data);
 bool meter_poll_frame(const char *&frame, size_t &len);
 bool meter_parse_frame(const char *frame, size_t len, MeterData &data);
+void meter_get_stats(MeterDriverStats &out);