driver_nrf24l01_basic.c

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#include "driver_nrf24l01_basic.h"
 
static nrf24l01_handle_t gs_handle;        
uint8_t nrf24l01_interrupt_irq_handler(void)
{
    if (nrf24l01_irq_handler(&gs_handle) != 0)
    {
        return 1;
    }
    else
    {
        return 0;
    }
}
 
uint8_t nrf24l01_basic_init(nrf24l01_type_t type, void (*callback)(uint8_t type, uint8_t num, uint8_t *buf, uint8_t len))
{
    uint8_t res;
    uint8_t reg;
    uint8_t addr0[5] = NRF24L01_BASIC_DEFAULT_RX_ADDR_0;
    uint8_t addr1[5] = NRF24L01_BASIC_DEFAULT_RX_ADDR_1;
    uint8_t addr2[5] = NRF24L01_BASIC_DEFAULT_RX_ADDR_2;
    uint8_t addr3[5] = NRF24L01_BASIC_DEFAULT_RX_ADDR_3;
    uint8_t addr4[5] = NRF24L01_BASIC_DEFAULT_RX_ADDR_4;
    uint8_t addr5[5] = NRF24L01_BASIC_DEFAULT_RX_ADDR_5;
    
    /* link function */
    DRIVER_NRF24L01_LINK_INIT(&gs_handle, nrf24l01_handle_t);
    DRIVER_NRF24L01_LINK_SPI_INIT(&gs_handle, nrf24l01_interface_spi_init);
    DRIVER_NRF24L01_LINK_SPI_DEINIT(&gs_handle, nrf24l01_interface_spi_deinit);
    DRIVER_NRF24L01_LINK_SPI_READ(&gs_handle, nrf24l01_interface_spi_read);
    DRIVER_NRF24L01_LINK_SPI_WRITE(&gs_handle, nrf24l01_interface_spi_write);
    DRIVER_NRF24L01_LINK_GPIO_INIT(&gs_handle, nrf24l01_interface_gpio_init);
    DRIVER_NRF24L01_LINK_GPIO_DEINIT(&gs_handle, nrf24l01_interface_gpio_deinit);
    DRIVER_NRF24L01_LINK_GPIO_WRITE(&gs_handle, nrf24l01_interface_gpio_write);
    DRIVER_NRF24L01_LINK_DELAY_MS(&gs_handle, nrf24l01_interface_delay_ms);
    DRIVER_NRF24L01_LINK_DEBUG_PRINT(&gs_handle, nrf24l01_interface_debug_print);
    DRIVER_NRF24L01_LINK_RECEIVE_CALLBACK(&gs_handle, callback);
 
    /* init */
    res = nrf24l01_init(&gs_handle);
    if (res != 0)
    {
        nrf24l01_interface_debug_print("nrf24l01: init failed.\n");
        
        return 1;
    }
    
    /* set active false */
    res = nrf24l01_set_active(&gs_handle, NRF24L01_BOOL_FALSE);
    if (res != 0)
    {
        nrf24l01_interface_debug_print("nrf24l01: set active failed.\n");
        (void)nrf24l01_deinit(&gs_handle);
        
        return 1;
    }
    
    /* enable power up */
    res = nrf24l01_set_config(&gs_handle, NRF24L01_CONFIG_PWR_UP, NRF24L01_BOOL_TRUE);
    if (res != 0)
    {
        nrf24l01_interface_debug_print("nrf24l01: set config failed.\n");
        (void)nrf24l01_deinit(&gs_handle);
        
        return 1;
    }
    
    /* set crco */
    res = nrf24l01_set_config(&gs_handle, NRF24L01_CONFIG_CRCO, NRF24L01_BASIC_DEFAULT_CRCO);
    if (res != 0)
    {
        nrf24l01_interface_debug_print("nrf24l01: set config failed.\n");
        (void)nrf24l01_deinit(&gs_handle);
        
        return 1;
    }
    
    /* set crc */
    res = nrf24l01_set_config(&gs_handle, NRF24L01_CONFIG_EN_CRC, NRF24L01_BASIC_DEFAULT_ENABLE_CRC);
    if (res != 0)
    {
        nrf24l01_interface_debug_print("nrf24l01: set config failed.\n");
        (void)nrf24l01_deinit(&gs_handle);
        
        return 1;
    }
    
    /* enable max rt */
    res = nrf24l01_set_config(&gs_handle, NRF24L01_CONFIG_MASK_MAX_RT, NRF24L01_BOOL_FALSE);
    if (res != 0)
    {
        nrf24l01_interface_debug_print("nrf24l01: set config failed.\n");
        (void)nrf24l01_deinit(&gs_handle);
        
        return 1;
    }
    
    /* enable tx ds */
    res = nrf24l01_set_config(&gs_handle, NRF24L01_CONFIG_MASK_TX_DS, NRF24L01_BOOL_FALSE);
    if (res != 0)
    {
        nrf24l01_interface_debug_print("nrf24l01: set config failed.\n");
        (void)nrf24l01_deinit(&gs_handle);
        
        return 1;
    }
    
    /* enable rx dr */
    res = nrf24l01_set_config(&gs_handle, NRF24L01_CONFIG_MASK_RX_DR, NRF24L01_BOOL_FALSE);
    if (res != 0)
    {
        nrf24l01_interface_debug_print("nrf24l01: set config failed.\n");
        (void)nrf24l01_deinit(&gs_handle);
        
        return 1;
    }
    
    if (type == NRF24L01_TYPE_TX)
    {
        /* set tx mode */
        res = nrf24l01_set_mode(&gs_handle, NRF24L01_MODE_TX);
        if (res != 0)
        {
            nrf24l01_interface_debug_print("nrf24l01: set mode failed.\n");
            (void)nrf24l01_deinit(&gs_handle);
            
            return 1;
        }
    }
    else
    {
        /* set rx mode */
        res = nrf24l01_set_mode(&gs_handle, NRF24L01_MODE_RX);
        if (res != 0)
        {
            nrf24l01_interface_debug_print("nrf24l01: set mode failed.\n");
            (void)nrf24l01_deinit(&gs_handle);
            
            return 1;
        }
    }
    
    /* set pipe 0 auto acknowledgment */
    res = nrf24l01_set_auto_acknowledgment(&gs_handle, NRF24L01_PIPE_0, NRF24L01_BASIC_DEFAULT_PIPE_0_AUTO_ACKNOWLEDGMENT);
    if (res != 0)
    {
        nrf24l01_interface_debug_print("nrf24l01: set auto acknowledgment failed.\n");
        (void)nrf24l01_deinit(&gs_handle);
        
        return 1;
    }
    
    /* set pipe 1 auto acknowledgment */
    res = nrf24l01_set_auto_acknowledgment(&gs_handle, NRF24L01_PIPE_1, NRF24L01_BASIC_DEFAULT_PIPE_1_AUTO_ACKNOWLEDGMENT);
    if (res != 0)
    {
        nrf24l01_interface_debug_print("nrf24l01: set auto acknowledgment failed.\n");
        (void)nrf24l01_deinit(&gs_handle);
        
        return 1;
    }
    
    /* set pipe 2 auto acknowledgment */
    res = nrf24l01_set_auto_acknowledgment(&gs_handle, NRF24L01_PIPE_2, NRF24L01_BASIC_DEFAULT_PIPE_2_AUTO_ACKNOWLEDGMENT);
    if (res != 0)
    {
        nrf24l01_interface_debug_print("nrf24l01: set auto acknowledgment failed.\n");
        (void)nrf24l01_deinit(&gs_handle);
        
        return 1;
    }
    
    /* set pipe 3 auto acknowledgment */
    res = nrf24l01_set_auto_acknowledgment(&gs_handle, NRF24L01_PIPE_3, NRF24L01_BASIC_DEFAULT_PIPE_3_AUTO_ACKNOWLEDGMENT);
    if (res != 0)
    {
        nrf24l01_interface_debug_print("nrf24l01: set auto acknowledgment failed.\n");
        (void)nrf24l01_deinit(&gs_handle);
        
        return 1;
    }
    
    /* set pipe 4 auto acknowledgment */
    res = nrf24l01_set_auto_acknowledgment(&gs_handle, NRF24L01_PIPE_4, NRF24L01_BASIC_DEFAULT_PIPE_4_AUTO_ACKNOWLEDGMENT);
    if (res != 0)
    {
        nrf24l01_interface_debug_print("nrf24l01: set auto acknowledgment failed.\n");
        (void)nrf24l01_deinit(&gs_handle);
        
        return 1;
    }
    
    /* set pipe 5 auto acknowledgment */
    res = nrf24l01_set_auto_acknowledgment(&gs_handle, NRF24L01_PIPE_5, NRF24L01_BASIC_DEFAULT_PIPE_5_AUTO_ACKNOWLEDGMENT);
    if (res != 0)
    {
        nrf24l01_interface_debug_print("nrf24l01: set auto acknowledgment failed.\n");
        (void)nrf24l01_deinit(&gs_handle);
        
        return 1;
    }
    
    /* set pipe 0 rx */
    res = nrf24l01_set_rx_pipe(&gs_handle, NRF24L01_PIPE_0, NRF24L01_BASIC_DEFAULT_RX_PIPE_0);
    if (res != 0)
    {
        nrf24l01_interface_debug_print("nrf24l01: set rx pipe failed.\n");
        (void)nrf24l01_deinit(&gs_handle);
        
        return 1;
    }
    
    /* set pipe 1 rx */
    res = nrf24l01_set_rx_pipe(&gs_handle, NRF24L01_PIPE_1, NRF24L01_BASIC_DEFAULT_RX_PIPE_1);
    if (res != 0)
    {
        nrf24l01_interface_debug_print("nrf24l01: set rx pipe failed.\n");
        (void)nrf24l01_deinit(&gs_handle);
        
        return 1;
    }
    
    /* set pipe 2 rx */
    res = nrf24l01_set_rx_pipe(&gs_handle, NRF24L01_PIPE_2, NRF24L01_BASIC_DEFAULT_RX_PIPE_2);
    if (res != 0)
    {
        nrf24l01_interface_debug_print("nrf24l01: set rx pipe failed.\n");
        (void)nrf24l01_deinit(&gs_handle);
        
        return 1;
    }
    
    /* set pipe 3 rx */
    res = nrf24l01_set_rx_pipe(&gs_handle, NRF24L01_PIPE_3, NRF24L01_BASIC_DEFAULT_RX_PIPE_3);
    if (res != 0)
    {
        nrf24l01_interface_debug_print("nrf24l01: set rx pipe failed.\n");
        (void)nrf24l01_deinit(&gs_handle);
        
        return 1;
    }
    
    /* set pipe 4 rx */
    res = nrf24l01_set_rx_pipe(&gs_handle, NRF24L01_PIPE_4, NRF24L01_BASIC_DEFAULT_RX_PIPE_4);
    if (res != 0)
    {
        nrf24l01_interface_debug_print("nrf24l01: set rx pipe failed.\n");
        (void)nrf24l01_deinit(&gs_handle);
        
        return 1;
    }
    
    /* set pipe 5 rx */
    res = nrf24l01_set_rx_pipe(&gs_handle, NRF24L01_PIPE_5, NRF24L01_BASIC_DEFAULT_RX_PIPE_5);
    if (res != 0)
    {
        nrf24l01_interface_debug_print("nrf24l01: set rx pipe failed.\n");
        (void)nrf24l01_deinit(&gs_handle);
        
        return 1;
    }
    
    /* set address width */
    res = nrf24l01_set_address_width(&gs_handle, NRF24L01_BASIC_DEFAULT_ADDRESS_WIDTH);
    if (res != 0)
    {
        nrf24l01_interface_debug_print("nrf24l01: set address width failed.\n");
        (void)nrf24l01_deinit(&gs_handle);
        
        return 1;
    }
    
    /* convert auto retransmit delay */
    res = nrf24l01_auto_retransmit_delay_convert_to_register(&gs_handle, NRF24L01_BASIC_DEFAULT_RETRANSMIT_DELAY, (uint8_t *)&reg);
    if (res != 0)
    {
        nrf24l01_interface_debug_print("nrf24l01: auto retransmit delay failed.\n");
        (void)nrf24l01_deinit(&gs_handle);
        
        return 1;
    }
    
    /* set auto retransmit delay */
    res = nrf24l01_set_auto_retransmit_delay(&gs_handle, reg);
    if (res != 0)
    {
        nrf24l01_interface_debug_print("nrf24l01: auto retransmit delay failed.\n");
        (void)nrf24l01_deinit(&gs_handle);
        
        return 1;
    }
    
    /* set the auto retransmit count */
    res = nrf24l01_set_auto_retransmit_count(&gs_handle, NRF24L01_BASIC_DEFAULT_RETRANSMIT_COUNT);
    if (res != 0)
    {
        nrf24l01_interface_debug_print("nrf24l01: auto retransmit count failed.\n");
        (void)nrf24l01_deinit(&gs_handle);
        
        return 1;
    }
    
    /* set the channel frequency */
    res = nrf24l01_set_channel_frequency(&gs_handle, NRF24L01_BASIC_DEFAULT_CHANNEL_FREQUENCY);
    if (res != 0)
    {
        nrf24l01_interface_debug_print("nrf24l01: set channel frequency failed.\n");
        (void)nrf24l01_deinit(&gs_handle);
        
        return 1;
    }
    
    /* disable continuous carrier transmit */
    res = nrf24l01_set_continuous_carrier_transmit(&gs_handle, NRF24L01_BOOL_FALSE);
    if (res != 0)
    {
        nrf24l01_interface_debug_print("nrf24l01: set continuous carrier transmit failed.\n");
        (void)nrf24l01_deinit(&gs_handle);
        
        return 1;
    }
    
    /* disable force pll lock signal */
    res = nrf24l01_set_force_pll_lock_signal(&gs_handle, NRF24L01_BOOL_FALSE);
    if (res != 0)
    {
        nrf24l01_interface_debug_print("nrf24l01: set force pll lock signal failed.\n");
        (void)nrf24l01_deinit(&gs_handle);
        
        return 1;
    }
    
    /* set data rate */
    res = nrf24l01_set_data_rate(&gs_handle, NRF24L01_BASIC_DEFAULT_DATA_RATE);
    if (res != 0)
    {
        nrf24l01_interface_debug_print("nrf24l01: set data rate 2M failed.\n");
        (void)nrf24l01_deinit(&gs_handle);
        
        return 1;
    }
    
    /* set output power */
    res = nrf24l01_set_output_power(&gs_handle, NRF24L01_BASIC_DEFAULT_OUTPUT_POWER);
    if (res != 0)
    {
        nrf24l01_interface_debug_print("nrf24l01: set output power failed.\n");
        (void)nrf24l01_deinit(&gs_handle);
        
        return 1;
    }
    
    /* clear interrupt rx_dr */
    res = nrf24l01_clear_interrupt(&gs_handle, NRF24L01_INTERRUPT_RX_DR);
    if (res != 0)
    {
        nrf24l01_interface_debug_print("nrf24l01: clear interrupt failed.\n");
        (void)nrf24l01_deinit(&gs_handle);
        
        return 1;
    }
    
    /* clear interrupt tx_ds */
    res = nrf24l01_clear_interrupt(&gs_handle, NRF24L01_INTERRUPT_TX_DS);
    if (res != 0)
    {
        nrf24l01_interface_debug_print("nrf24l01: clear interrupt failed.\n");
        (void)nrf24l01_deinit(&gs_handle);
        
        return 1;
    }
    
    /* clear interrupt max_rt */
    res = nrf24l01_clear_interrupt(&gs_handle, NRF24L01_INTERRUPT_MAX_RT);
    if (res != 0)
    {
        nrf24l01_interface_debug_print("nrf24l01: clear interrupt failed.\n");
        (void)nrf24l01_deinit(&gs_handle);
        
        return 1;
    }
    
    /* clear interrupt tx_full */
    res = nrf24l01_clear_interrupt(&gs_handle, NRF24L01_INTERRUPT_TX_FULL);
    if (res != 0)
    {
        nrf24l01_interface_debug_print("nrf24l01: clear interrupt failed.\n");
        (void)nrf24l01_deinit(&gs_handle);
        
        return 1;
    }
    
    /* set pipe 0 payload number */
    res = nrf24l01_set_pipe_0_payload_number(&gs_handle, NRF24L01_BASIC_DEFAULT_PIPE_0_PAYLOAD);
    if (res != 0)
    {
        nrf24l01_interface_debug_print("nrf24l01: set pipe 0 payload number failed.\n");
        (void)nrf24l01_deinit(&gs_handle);
        
        return 1;
    }
    
    /* set pipe 1 payload number */
    res = nrf24l01_set_pipe_1_payload_number(&gs_handle, NRF24L01_BASIC_DEFAULT_PIPE_1_PAYLOAD);
    if (res != 0)
    {
        nrf24l01_interface_debug_print("nrf24l01: set pipe 1 payload number failed.\n");
        (void)nrf24l01_deinit(&gs_handle);
        
        return 1;
    }
    
    /* set pipe 2 payload number */
    res = nrf24l01_set_pipe_2_payload_number(&gs_handle, NRF24L01_BASIC_DEFAULT_PIPE_2_PAYLOAD);
    if (res != 0)
    {
        nrf24l01_interface_debug_print("nrf24l01: set pipe 2 payload number failed.\n");
        (void)nrf24l01_deinit(&gs_handle);
        
        return 1;
    }
    
    /* set pipe 3 payload number */
    res = nrf24l01_set_pipe_3_payload_number(&gs_handle, NRF24L01_BASIC_DEFAULT_PIPE_3_PAYLOAD);
    if (res != 0)
    {
        nrf24l01_interface_debug_print("nrf24l01: set pipe 3 payload number failed.\n");
        (void)nrf24l01_deinit(&gs_handle);
        
        return 1;
    }
    
    /* set pipe 4 payload number */
    res = nrf24l01_set_pipe_4_payload_number(&gs_handle, NRF24L01_BASIC_DEFAULT_PIPE_4_PAYLOAD);
    if (res != 0)
    {
        nrf24l01_interface_debug_print("nrf24l01: set pipe 4 payload number failed.\n");
        (void)nrf24l01_deinit(&gs_handle);
        
        return 1;
    }
    
    /* set pipe 5 payload number */
    res = nrf24l01_set_pipe_5_payload_number(&gs_handle, NRF24L01_BASIC_DEFAULT_PIPE_5_PAYLOAD);
    if (res != 0)
    {
        nrf24l01_interface_debug_print("nrf24l01: set pipe 5 payload number failed.\n");
        (void)nrf24l01_deinit(&gs_handle);
        
        return 1;
    }
    
    /* set pipe 0 dynamic payload */
    res = nrf24l01_set_pipe_dynamic_payload(&gs_handle, NRF24L01_PIPE_0, NRF24L01_BASIC_DEFAULT_PIPE_0_DYNAMIC_PAYLOAD);
    if (res != 0)
    {
        nrf24l01_interface_debug_print("nrf24l01: set pipe dynamic payload failed.\n");
        (void)nrf24l01_deinit(&gs_handle);
        
        return 1;
    }
    
    /* set pipe 1 dynamic payload */
    res = nrf24l01_set_pipe_dynamic_payload(&gs_handle, NRF24L01_PIPE_1, NRF24L01_BASIC_DEFAULT_PIPE_1_DYNAMIC_PAYLOAD);
    if (res != 0)
    {
        nrf24l01_interface_debug_print("nrf24l01: set pipe dynamic payload failed.\n");
        (void)nrf24l01_deinit(&gs_handle);
        
        return 1;
    }
    
    /* set pipe 2 dynamic payload */
    res = nrf24l01_set_pipe_dynamic_payload(&gs_handle, NRF24L01_PIPE_2, NRF24L01_BASIC_DEFAULT_PIPE_2_DYNAMIC_PAYLOAD);
    if (res != 0)
    {
        nrf24l01_interface_debug_print("nrf24l01: set pipe dynamic payload failed.\n");
        (void)nrf24l01_deinit(&gs_handle);
        
        return 1;
    }
    
    /* set pipe 3 dynamic payload */
    res = nrf24l01_set_pipe_dynamic_payload(&gs_handle, NRF24L01_PIPE_3, NRF24L01_BASIC_DEFAULT_PIPE_3_DYNAMIC_PAYLOAD);
    if (res != 0)
    {
        nrf24l01_interface_debug_print("nrf24l01: set pipe dynamic payload failed.\n");
        (void)nrf24l01_deinit(&gs_handle);
        
        return 1;
    }
    
    /* set pipe 4 dynamic payload */
    res = nrf24l01_set_pipe_dynamic_payload(&gs_handle, NRF24L01_PIPE_4, NRF24L01_BASIC_DEFAULT_PIPE_4_DYNAMIC_PAYLOAD);
    if (res != 0)
    {
        nrf24l01_interface_debug_print("nrf24l01: set pipe dynamic payload failed.\n");
        (void)nrf24l01_deinit(&gs_handle);
        
        return 1;
    }
    
    /* set pipe 5 dynamic payload */
    res = nrf24l01_set_pipe_dynamic_payload(&gs_handle, NRF24L01_PIPE_5, NRF24L01_BASIC_DEFAULT_PIPE_5_DYNAMIC_PAYLOAD);
    if (res != 0)
    {
        nrf24l01_interface_debug_print("nrf24l01: set pipe dynamic payload failed.\n");
        (void)nrf24l01_deinit(&gs_handle);
        
        return 1;
    }
    
    /* set dynamic payload */
    res = nrf24l01_set_dynamic_payload(&gs_handle, NRF24L01_BASIC_DEFAULT_DYNAMIC_PAYLOAD);
    if (res != 0)
    {
        nrf24l01_interface_debug_print("nrf24l01: set dynamic payload failed.\n");
        (void)nrf24l01_deinit(&gs_handle);
        
        return 1;
    }
    
    /* set payload with ack */
    res = nrf24l01_set_payload_with_ack(&gs_handle, NRF24L01_BASIC_DEFAULT_PAYLOAD_WITH_ACK);
    if (res != 0)
    {
        nrf24l01_interface_debug_print("nrf24l01: set payload with ack failed.\n");
        (void)nrf24l01_deinit(&gs_handle);
        
        return 1;
    }
    
    /* set tx payload with no ack */
    res = nrf24l01_set_tx_payload_with_no_ack(&gs_handle, NRF24L01_BASIC_DEFAULT_TX_PAYLOAD_WITH_NO_ACK);
    if (res != 0)
    {
        nrf24l01_interface_debug_print("nrf24l01: set tx payload with no ack failed.\n");
        (void)nrf24l01_deinit(&gs_handle);
        
        return 1;
    }
    
    /* set rx pipe 0 address */
    res = nrf24l01_set_rx_pipe_0_address(&gs_handle, (uint8_t *)addr0, NRF24L01_BASIC_DEFAULT_ADDRESS_WIDTH + 2);
    if (res != 0)
    {
        nrf24l01_interface_debug_print("nrf24l01: set rx pipe 0 address failed.\n");
        (void)nrf24l01_deinit(&gs_handle);
        
        return 1;
    }
    
    /* set rx pipe 1 address */
    res = nrf24l01_set_rx_pipe_1_address(&gs_handle, (uint8_t *)addr1, NRF24L01_BASIC_DEFAULT_ADDRESS_WIDTH + 2);
    if (res != 0)
    {
        nrf24l01_interface_debug_print("nrf24l01: set rx pipe 1 address failed.\n");
        (void)nrf24l01_deinit(&gs_handle);
        
        return 1;
    }
    
    /* set rx pipe 2 address */
    res = nrf24l01_set_rx_pipe_2_address(&gs_handle, addr2[4]);
    if (res != 0)
    {
        nrf24l01_interface_debug_print("nrf24l01: set rx pipe 2 address failed.\n");
        (void)nrf24l01_deinit(&gs_handle);
        
        return 1;
    }
    
    /* set rx pipe 3 address */
    res = nrf24l01_set_rx_pipe_3_address(&gs_handle, addr3[4]);
    if (res != 0)
    {
        nrf24l01_interface_debug_print("nrf24l01: set rx pipe 3 address failed.\n");
        (void)nrf24l01_deinit(&gs_handle);
        
        return 1;
    }
    
    /* set rx pipe 4 address */
    res = nrf24l01_set_rx_pipe_4_address(&gs_handle, addr4[4]);
    if (res != 0)
    {
        nrf24l01_interface_debug_print("nrf24l01: set rx pipe 4 address failed.\n");
        (void)nrf24l01_deinit(&gs_handle);
        
        return 1;
    }
    
    /* set rx pipe 5 address */
    res = nrf24l01_set_rx_pipe_5_address(&gs_handle, addr5[4]);
    if (res != 0)
    {
        nrf24l01_interface_debug_print("nrf24l01: set rx pipe 5 address failed.\n");
        (void)nrf24l01_deinit(&gs_handle);
        
        return 1;
    }
    
    /* flush tx */
    res = nrf24l01_flush_tx(&gs_handle);
    if (res != 0)
    {
        nrf24l01_interface_debug_print("nrf24l01: flush tx failed.\n");
        (void)nrf24l01_deinit(&gs_handle);
        
        return 1;
    }
    
    /* flush rx */
    res = nrf24l01_flush_rx(&gs_handle);
    if (res != 0)
    {
        nrf24l01_interface_debug_print("nrf24l01: flush rx failed.\n");
        (void)nrf24l01_deinit(&gs_handle);
        
        return 1;
    }
    
    /* set active true */
    res = nrf24l01_set_active(&gs_handle, NRF24L01_BOOL_TRUE);
    if (res != 0)
    {
        nrf24l01_interface_debug_print("nrf24l01: set active failed.\n");
        (void)nrf24l01_deinit(&gs_handle);
        
        return 1;
    }
    
    return 0;
}
 
uint8_t nrf24l01_basic_deinit(void)
{
    if (nrf24l01_deinit(&gs_handle) != 0)
    {
        return 1;
    }
    else
    {
        return 0;
    }
}
 
uint8_t nrf24l01_basic_send(uint8_t *addr, uint8_t *buf, uint8_t len)
{
    uint8_t res;
    
    /* set active false */
    res = nrf24l01_set_active(&gs_handle, NRF24L01_BOOL_FALSE);
    if (res != 0)
    {
        return 1;
    }
    
    /* set tx address */
    res = nrf24l01_set_tx_address(&gs_handle, (uint8_t *)addr, NRF24L01_BASIC_DEFAULT_ADDRESS_WIDTH + 2);
    if (res != 0)
    {
        return 1;
    }
    
    /* set rx pipe 0 address */
    res = nrf24l01_set_rx_pipe_0_address(&gs_handle, (uint8_t *)addr, NRF24L01_BASIC_DEFAULT_ADDRESS_WIDTH + 2);
    if (res != 0)
    {
        return 1;
    }
    
    /* send data */
    res = nrf24l01_send(&gs_handle, (uint8_t *)buf, len);
    if (res != 0)
    {
        return 1;
    }
    
    return 0;
}