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/**
*********************************************************************************************************
* Copyright(c) 2020, Realtek Semiconductor Corporation. All rights reserved.
**********************************************************************************************************
* @file ir_send_handle.c
* @brief This file provides IR sending data handler by interrupt.
* @details Application users can use the global functions to send IR data.
* @author barry_bian
* @date 2020-02-26
* @version v1.1
*********************************************************************************************************
*/
/*============================================================================*
* Header Files
*============================================================================*/
#include "board.h"
#include "trace.h"
#include "string.h"
#include "rtl876x_ir.h"
#include "app_msg.h"
#include "ir_protocol_nec.h"
#include "ir_send_driver.h"
#include "ir_send_handle.h"
#include "ir_service_handle.h"
#include "key_handle.h"
#if SUPPORT_IR_TX_FEATURE
/*============================================================================*
* Local Variables
*============================================================================*/
static T_IR_SEND_KEY_STATE ir_send_key_state = IR_SEND_KEY_RELEASE;
static T_IR_SEND_PARA ir_send_parameters;
/*============================================================================*
* Local Functions
*============================================================================*/
/******************************************************************
* @brief encode ir send command data
* @param T_IR_PROTOCOL protocol
* @param uint8_t ir_key_command
* @param T_IR_SEND_PARA *p_ir_send_parameters
* @return result
* @retval T_IRDA_RET
*/
static T_IRDA_RET ir_send_command_encode(T_IR_PROTOCOL ir_protocol, IR_KEY_CODE ir_key_code,
T_IR_SEND_PARA *p_ir_send_parameters)
{
T_IRDA_RET ret = IRDA_SUCCEED;
switch (ir_protocol)
{
case NEC_PROTOCOL:
ret = ir_protocol_nec_command_encode(ir_key_code, p_ir_send_parameters);
if (ret == IRDA_SUCCEED)
{
ret = ir_protocol_nec_repeat_code_encode(p_ir_send_parameters);
}
break;
default:
break;
}
return ret;
}
/******************************************************************
* @brief encode ir send repeat code data
* @param T_IR_PROTOCOL protocol
* @param uint8_t ir_key_command
* @param T_IR_SEND_PARA *p_ir_send_parameters
* @return result
* @retval T_IRDA_RET
*/
T_IRDA_RET ir_send_repeat_code_encode(T_IR_PROTOCOL ir_protocol, IR_KEY_CODE ir_key_code,
T_IR_SEND_PARA *p_ir_send_parameters)
{
T_IRDA_RET ret = IRDA_SUCCEED;
switch (ir_protocol)
{
case NEC_PROTOCOL:
ret = ir_protocol_nec_repeat_code_encode(p_ir_send_parameters);
break;
default:
break;
}
return ret;
}
/******************************************************************
* @brief ir_send_raw_encode
* @param key_index
* @return result
* @retval true or false
*/
bool ir_send_raw_encode(T_KEY_INDEX_DEF key_index)
{
bool result = false;
uint32_t code_size = 0;
uint8_t code[MAX_CODE_LENGTH];
uint32_t data_index = 0;
uint8_t duty_cycle = 0;
uint16_t carrier_freq = 0;
uint16_t seq_len_1 = 0;
uint16_t seq_len_2 = 0;
uint16_t repeat_delay;
uint16_t on_data_value;
uint16_t off_data_value;
uint32_t total_cycle_cnt;
if (true == ir_service_handle_get_key_code_by_key_id((uint8_t)key_index, &code_size, code))
{
/* get code type */
ir_send_parameters.ir_send_type = code[data_index++];
if (code_size >= 8)
{
data_index = 1;
duty_cycle = code[data_index++];
if (duty_cycle == 0)
{
duty_cycle = 50;
}
ir_send_parameters.duty_cycle = 100 / (float)duty_cycle;
carrier_freq = ((uint16_t)code[data_index] << 8) + code[data_index + 1];
data_index += 2;
if (carrier_freq == 0)
{
carrier_freq = 380;
}
ir_send_parameters.carrier_frequency_hz = carrier_freq * 100;
seq_len_1 = ((uint16_t)code[data_index] << 8) + code[data_index + 1];
data_index += 2;
seq_len_2 = ((uint16_t)code[data_index] << 8) + code[data_index + 1];
data_index += 2;
repeat_delay = seq_len_2;
}
if ((ir_send_parameters.ir_send_type == IR_SEND_TYPE_ONE_TIME)
&& (code_size >= seq_len_1 * 4 + 6))
{
data_index = 6;
total_cycle_cnt = 0;
for (uint8_t loop_index = 0; loop_index < seq_len_1; loop_index++)
{
on_data_value = ((uint16_t)code[data_index] << 8) + code[data_index + 1];
off_data_value = ((uint16_t)code[data_index + 2] << 8) + code[data_index + 3];
data_index += 4;
total_cycle_cnt += on_data_value + off_data_value;
ir_send_parameters.ir_seq_buf_1[2 * loop_index] = on_data_value | PULSE_HIGH;
ir_send_parameters.ir_seq_buf_1[2 * loop_index + 1] = off_data_value;
}
ir_send_parameters.ir_seq_len_1 = seq_len_1 * 2;
if (carrier_freq != 0)
{
ir_send_parameters.ir_seq_timeout_ms_1 = (total_cycle_cnt * 10 + (carrier_freq >> 1)) /
carrier_freq;
}
result = true;
}
else if ((ir_send_parameters.ir_send_type == IR_SEND_TYPE_REPEATED_SEQ)
&& (code_size >= seq_len_1 * 4 + 8))
{
data_index = 8;
total_cycle_cnt = 0;
for (uint8_t loop_index = 0; loop_index < seq_len_1; loop_index++)
{
on_data_value = ((uint16_t)code[data_index] << 8) + code[data_index + 1];
off_data_value = ((uint16_t)code[data_index + 2] << 8) + code[data_index + 3];
data_index += 4;
total_cycle_cnt += on_data_value + off_data_value;
ir_send_parameters.ir_seq_buf_1[2 * loop_index] = on_data_value | PULSE_HIGH;
ir_send_parameters.ir_seq_buf_1[2 * loop_index + 1] = off_data_value;
}
ir_send_parameters.ir_seq_len_1 = seq_len_1 * 2;
ir_send_parameters.ir_seq_timeout_ms_1 = (repeat_delay * 10 + (carrier_freq >> 1)) / carrier_freq;
result = true;
}
else if ((ir_send_parameters.ir_send_type == IR_SEND_TYPE_ONE_TIME_PLUS_REP_SEQ)
|| (ir_send_parameters.ir_send_type == IR_SEND_TYPE_TWO_REP_SEQ))
{
if (code_size >= seq_len_1 * 4 + seq_len_2 * 4 + 8)
{
data_index = 8;
total_cycle_cnt = 0;
for (uint8_t loop_index = 0; loop_index < seq_len_1; loop_index++)
{
on_data_value = ((uint16_t)code[data_index] << 8) + code[data_index + 1];
off_data_value = ((uint16_t)code[data_index + 2] << 8) + code[data_index + 3];
data_index += 4;
total_cycle_cnt += on_data_value + off_data_value;
ir_send_parameters.ir_seq_buf_1[2 * loop_index] = on_data_value | PULSE_HIGH;
ir_send_parameters.ir_seq_buf_1[2 * loop_index + 1] = off_data_value;
}
ir_send_parameters.ir_seq_len_1 = seq_len_1 * 2;
ir_send_parameters.ir_seq_timeout_ms_1 = (total_cycle_cnt * 10 + (carrier_freq >> 1)) /
carrier_freq;
total_cycle_cnt = 0;
for (uint8_t loop_index = 0; loop_index < seq_len_2; loop_index++)
{
on_data_value = ((uint16_t)code[data_index] << 8) + code[data_index + 1];
off_data_value = ((uint16_t)code[data_index + 2] << 8) + code[data_index + 3];
data_index += 4;
total_cycle_cnt += on_data_value + off_data_value;
ir_send_parameters.ir_seq_buf_2[2 * loop_index] = on_data_value | PULSE_HIGH;
ir_send_parameters.ir_seq_buf_2[2 * loop_index + 1] = off_data_value;
}
ir_send_parameters.ir_seq_len_2 = seq_len_2 * 2;
ir_send_parameters.ir_seq_timeout_ms_2 = (total_cycle_cnt * 10 + (carrier_freq >> 1)) /
carrier_freq;
result = true;
}
}
}
else
{
APP_PRINT_WARN0("[ir_send_key_press_handle] Failed to get key code");
}
APP_PRINT_INFO4("[ir_send_raw_encode] carrier_freq = %d, duty_cycle = %d, seq_len_1 = %d, seq_len_2 = %d",
carrier_freq, duty_cycle, seq_len_1, seq_len_2);
APP_PRINT_INFO4("[ir_send_raw_encode] key_index = %d, result = %d, ir_send_type = %d, code_size = %d",
key_index,
result, ir_send_parameters.ir_send_type, code_size);
return result;
}
/*============================================================================*
* Global Functions
*============================================================================*/
/******************************************************************
* @brief IR app send message process.
* @param msg_sub_type - message subtype
* @return none
* @retval void
*/
void ir_send_msg_proc(uint16_t msg_sub_type)
{
APP_PRINT_INFO2("[ir_send_msg_proc] msg_sub_type is %d, ir_send_get_current_state is %d",
msg_sub_type, ir_send_get_current_state());
if (ir_send_key_state == IR_SEND_KEY_RELEASE)
{
ir_send_exit();
return;
}
if (msg_sub_type == IO_MSG_TYPE_IR_START_SEND_REPEAT_CODE)
{
if (ir_send_get_current_state() == IR_SEND_CAMMAND_COMPLETE ||
ir_send_get_current_state() == IR_SEND_REPEAT_CODE_COMPLETE)
{
if (false == ir_send_repeat_code_start())
{
ir_send_exit();
}
}
else
{
ir_send_exit();
}
}
}
/******************************************************************
* @brief Application code for IR send key press handle.
* @param T_KEY_INDEX_DEF ir_send_key_index
* @return none
* @retval void
*/
void ir_send_key_press_handle(T_KEY_INDEX_DEF ir_key_index, T_IR_PROTOCOL ir_protocol)
{
bool result = false;
ir_send_key_state = IR_SEND_KEY_PRESS;
memset(&ir_send_parameters, 0, sizeof(T_IR_SEND_PARA));
if (ir_protocol == NEC_PROTOCOL)
{
IR_KEY_CODE ir_code = key_handle_get_ir_key_code_by_index(ir_key_index);
ir_send_command_encode(NEC_PROTOCOL, ir_code, &ir_send_parameters);
ir_send_parameters.ir_send_type = IR_SEND_TYPE_ONE_TIME_PLUS_REP_SEQ;
result = true;
}
else if (ir_protocol == RAW_PROTOCOL)
{
result = ir_send_raw_encode(ir_key_index);
}
else
{
APP_PRINT_WARN1("[ir_send_key_press_handle] Unknown ir_protocol is %d", ir_protocol);
result = false;
}
if ((result == true)
&& (true == ir_send_module_init(&ir_send_parameters)))
{
result = ir_send_command_start();
}
APP_PRINT_INFO2("[IR] ir send key press, ir_protocol is %d, result is %d", ir_protocol, result);
}
/******************************************************************
* @brief Application code for IR send data one time handle.
* @param T_KEY_INDEX_DEF ir_send_key_index
* @return none
* @retval void
*/
void ir_send_data_one_time_handle(T_KEY_INDEX_DEF ir_key_index, T_IR_PROTOCOL ir_protocol)
{
bool result = false;
ir_send_key_state = IR_SEND_KEY_PRESS;
memset(&ir_send_parameters, 0, sizeof(T_IR_SEND_PARA));
if (ir_protocol == NEC_PROTOCOL)
{
IR_KEY_CODE ir_code = key_handle_get_ir_key_code_by_index(ir_key_index);
ir_send_command_encode(NEC_PROTOCOL, ir_code, &ir_send_parameters);
ir_send_parameters.ir_send_type = IR_SEND_TYPE_ONE_TIME;
result = true;
}
else if (ir_protocol == RAW_PROTOCOL)
{
result = ir_send_raw_encode(ir_key_index);
}
else
{
APP_PRINT_WARN1("[ir_send_data_one_time_handle] Unknown ir_protocol is %d", ir_protocol);
result = false;
}
if ((result == true)
&& (true == ir_send_module_init(&ir_send_parameters)))
{
result = ir_send_command_start();
}
APP_PRINT_INFO2("[IR] ir_send_data_one_time, ir_protocol is %d, result is %d", ir_protocol, result);
}
/******************************************************************
* @brief Application code for IR send key release handle.
* @param none
* @return none
* @retval void
*/
void ir_send_key_release_handle(void)
{
APP_PRINT_INFO0("[IR] ir send key release.");
ir_send_key_state = IR_SEND_KEY_RELEASE;
if (ir_send_is_working() == false)
{
return;
}
if (ir_send_get_current_state() != IR_SEND_CAMMAND &&
ir_send_get_current_state() != IR_SEND_REPEAT_CODE)
{
ir_send_exit();
}
}
#endif /*end Micro @SUPPORT_IR_TX_FEATURE*/
/******************* (C) COPYRIGHT 2020 Realtek Semiconductor Corporation *****END OF FILE****/
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