hexapod-robot/2026-current/robot/Comms.h

#pragma once
#include <Arduino.h>
#include <HexapodProtocol.h>   // CmdPacket + FLAG_* + radio settings, shared with the remote (shared/)

class Comms {
public:
  bool begin();
  void update();                       // call every loop; polls the radio if present
  bool linkOk() const { return link_ok_; }
  const CmdPacket& latest() const { return packet_; }

  // Lets the serial test harness (or, later, real radio) inject a packet directly.
  void injectPacket(const CmdPacket& p) { packet_ = p; last_rx_ms_ = millis(); }

private:
  CmdPacket packet_;
  uint32_t last_rx_ms_ = 0;
  bool link_ok_ = false;
  bool radio_present_ = false;
};