esphome/esphome/components/lightwaverf/LwTx.h

95 lines
3.1 KiB
C++

#pragma once
#include "esphome/core/component.h"
#include "esphome/core/hal.h"
#include <vector>
namespace esphome {
namespace lightwaverf {
// LxTx.h
//
// LightwaveRF 434MHz tx interface for Arduino
//
// Author: Bob Tidey (robert@tideys.net)
// Include basic library header and set default TX pin
static const uint8_t TX_PIN_DEFAULT = 13;
class LwTx {
public:
// Sets up basic parameters must be called at least once
void lwtx_setup(InternalGPIOPin *pin, uint8_t repeats, bool inverted, int u_sec);
// Allows changing basic tick counts from their defaults
void lwtx_set_tick_counts(uint8_t low_count, uint8_t high_count, uint8_t trail_count, uint8_t gap_count);
// Allws multiplying the gap period for creating very large gaps
void lwtx_set_gap_multiplier(uint8_t gap_multiplier);
// determines whether incoming data or should be translated from nibble data
void lwtx_settranslate(bool txtranslate);
// Checks whether tx is free to accept a new message
bool lwtx_free();
// Basic send of new 10 char message, not normally needed if setaddr and cmd are used.
void lwtx_send(const std::vector<uint8_t> &msg);
// Sets up 5 char address which will be used to form messages for lwtx_cmd
void lwtx_setaddr(const uint8_t *addr);
// Send Command
void lwtx_cmd(uint8_t command, uint8_t parameter, uint8_t room, uint8_t device);
// Allows changing basic tick counts from their defaults
void lw_timer_start();
// Allws multiplying the gap period for creating very large gaps
void lw_timer_stop();
// These set the pulse durationlws in ticks. ESP uses 330uSec base tick, else use 140uSec
uint8_t tx_low_count = 3; // total number of ticks in a low (990 uSec)
uint8_t tx_high_count = 2; // total number of ticks in a high (660 uSec)
uint8_t tx_trail_count = 1; // tick count to set line low (330 uSec)
uint8_t tx_toggle_count = 3;
static const uint8_t TX_MSGLEN = 10; // the expected length of the message
// Transmit mode constants and variables
uint8_t tx_repeats = 12; // Number of repeats of message sent
uint8_t txon = 1;
uint8_t txoff = 0;
bool tx_msg_active = false; // set true to activate message sending
bool tx_translate = true; // Set false to send raw data
uint8_t tx_buf[TX_MSGLEN]; // the message buffer during reception
uint8_t tx_repeat = 0; // counter for repeats
uint8_t tx_state = 0;
uint16_t tx_gap_repeat = 0; // unsigned int
// Use with low repeat counts
uint8_t tx_gap_count = 33; // Inter-message gap count (10.9 msec)
uint32_t espPeriod = 0; // Holds interrupt timer0 period
uint32_t espNext = 0; // Holds interrupt next count
// Gap multiplier byte is used to multiply gap if longer periods are needed for experimentation
// If gap is 255 (35msec) then this to give a max of 9 seconds
// Used with low repeat counts to find if device times out
uint8_t tx_gap_multiplier = 0; // Gap extension byte
uint8_t tx_bit_mask = 0; // bit mask in current byte
uint8_t tx_num_bytes = 0; // number of bytes sent
InternalGPIOPin *tx_pin;
protected:
uint32_t duty_on_;
uint32_t duty_off_;
};
} // namespace lightwaverf
} // namespace esphome