38 lines
1.6 KiB
C++
38 lines
1.6 KiB
C++
 
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#pragma once
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#include <Arduino.h>
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// Stand-in for the TMRh20 RF24 library. Enum values match RF24 1.x so the
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// static_asserts in Comms.cpp still check HexapodProtocol.h.
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enum rf24_pa_dbm_e { RF24_PA_MIN = 0, RF24_PA_LOW, RF24_PA_HIGH, RF24_PA_MAX, RF24_PA_ERROR };
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enum rf24_datarate_e { RF24_1MBPS = 0, RF24_2MBPS, RF24_250KBPS };
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// A simulated radio. Packets the simulation puts "on air" (hxsim_radio_send)
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// are only received if this radio's channel, data rate, address and static
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// payload size match the sender's, just like the real nRF24L01. The RX FIFO
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// holds 3 packets; extra packets are dropped.
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class RF24 {
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public:
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RF24(uint16_t ce_pin, uint16_t csn_pin) { (void)ce_pin; (void)csn_pin; }
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bool begin();
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bool isChipConnected();
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void setPayloadSize(uint8_t size) { payload_size_ = size > 32 ? 32 : size; }
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void openReadingPipe(uint8_t pipe, const uint8_t* address);
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void openWritingPipe(const uint8_t*) {}
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void setPALevel(rf24_pa_dbm_e, bool = true) {}
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bool setDataRate(rf24_datarate_e rate) { data_rate_ = rate; return true; }
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void setChannel(uint8_t ch) { channel_ = ch > 125 ? 125 : ch; }
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void setRetries(uint8_t, uint8_t) {}
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void startListening() { listening_ = true; }
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void stopListening() { listening_ = false; }
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bool available();
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void read(void* buf, uint8_t len);
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bool write(const void*, uint8_t) { return false; } // the robot never transmits
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private:
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uint8_t payload_size_ = 32;
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uint8_t channel_ = 76;
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rf24_datarate_e data_rate_ = RF24_1MBPS;
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uint8_t address_[5] = {};
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bool pipe_open_ = false;
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bool listening_ = false;
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};
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