int main()
{
uint8_t debug_led_output;
// Setup port directions
nrf_gpio_port_dir_set(BUTTONS, NRF_GPIO_PORT_DIR_INPUT);
nrf_gpio_port_dir_set(LEDS, NRF_GPIO_PORT_DIR_OUTPUT);
// Initialize Gazell
init_ok = nrf_gzll_init(NRF_GZLL_MODE_DEVICE);
// Attempt sending every packet up to 100 times
init_ok &= nrf_gzll_set_max_tx_attempts(100);
// Load data into TX queue
data_payload[0] = nrf_gpio_port_read(BUTTONS);
push_ok = nrf_gzll_add_packet_to_tx_fifo(PIPE_NUMBER, data_payload, TX_PAYLOAD_LENGTH);
// Enable Gazell to start sending over the air
enable_ok = nrf_gzll_enable();
while(1)
{
// Error handling
debug_led_output = ((uint8_t)tx_success << 4) | ((uint8_t)pop_ok << 3) | ((uint8_t)push_ok << 2) | ((uint8_t)enable_ok << 1) | (uint8_t)init_ok;
// If an error has occured
if(debug_led_output != 0x1F)
{
nrf_gpio_port_write(LEDS,0xFF);
nrf_delay_us(1000000); // 1 second delay
nrf_gpio_port_write(LEDS, debug_led_output);
nrf_delay_us(1000000); // 1 second delay
nrf_gpio_port_write(LEDS,0xF0 + (uint32_t)nrf_gzll_get_error_code());
nrf_delay_us(1000000); // 1 second delay
}
// Optionally send the CPU to sleep while waiting for a callback.
// __WFI();
}
}
int main()
{
bool init_ok = false;
//lint -save -e514 Unusual use of a boolean expression (use of &= assignment).
// Configure input pins
nrf_gpio_pin_dir_set(BUTTON_SEND_MOUSE_DATA, NRF_GPIO_PIN_DIR_INPUT);
nrf_gpio_pin_dir_set(BUTTON_SEND_KEYBOARD_DATA, NRF_GPIO_PIN_DIR_INPUT);
nrf_gpio_port_dir_set(LED_PORT, NRF_GPIO_PORT_DIR_OUTPUT);
// Initialize and enable "mouse sensor"
init_ok = mouse_sensor_init(MOUSE_SENSOR_SAMPLE_PERIOD_8_MS);
mouse_sensor_enable();
// Initialize and enable Gazell
init_ok &= nrf_gzll_init(NRF_GZLL_MODE_DEVICE);
// Ensure Gazell parameters are configured.
init_ok &= nrf_gzll_set_max_tx_attempts(150);
init_ok &= nrf_gzll_set_device_channel_selection_policy(NRF_GZLLDE_DEVICE_CHANNEL_SELECTION_POLICY);
init_ok &= nrf_gzll_set_timeslot_period(NRF_GZLLDE_RXPERIOD_DIV_2);
init_ok &= nrf_gzll_set_sync_lifetime(0); // Asynchronous mode, more efficient for pairing.
switch(gzp_get_pairing_status())
{
case -2:
host_id_received = false;
system_addr_received = false;
break;
case -1:
host_id_received = false;
system_addr_received = true;
break;
default:
host_id_received = true;
system_addr_received = true;
}
gzp_init();
init_ok &= nrf_gzll_enable();
if(init_ok)
{
while(1)
{
// If BUTTON_SEND_MOUSE_DATA button is pressed.
if(nrf_gpio_pin_read(BUTTON_SEND_MOUSE_DATA) == 0)
{
read_mouse_and_send();
}
// If BUTTON_SEND_KEYBOARD_DATA button is pressed
if(nrf_gpio_pin_read(BUTTON_SEND_KEYBOARD_DATA) == 0)
{
read_keyboard_and_send();
}
/*
CPU sleep.
We will wake up from all enabled interrupts, which here are the
internal Gazell interrupts and the "mouse sensor" internal timer
interrupt.
*/
//__WFI();
}
}
else
{
/*
The initialization failed. Use nrf_gzll_get_error_code()
to investigate the cause.
*/
}
//lint -restore
}
