int main(void)
{
// Debug helper variables
uint32_t length;
// Data and acknowledgement payloads
uint8_t payload[NRF_GZLL_CONST_MAX_PAYLOAD_LENGTH]; ///< Payload to send to Host.
// Setup user interface (buttons and LEDs)
ui_init();
// Initialize Gazell Link Layer
(void)nrf_gzll_init(NRF_GZLL_MODE_HOST);
(void)nrf_gzll_set_timeslot_period(NRF_GZLLDE_RXPERIOD_DIV_2); // Half RX period on nRF24Lxx device
// Initialize Gazell Pairing Library
gzp_init();
(void)nrf_gzll_set_rx_pipes_enabled(nrf_gzll_get_rx_pipes_enabled() | (1 << UNENCRYPTED_DATA_PIPE));
gzp_pairing_enable(true);
(void)nrf_gzll_enable();
for(;;)
{
gzp_host_execute();
// If Host ID request received
if(gzp_id_req_received())
{
// Always grant request
gzp_id_req_grant();
}
length = NRF_GZLL_CONST_MAX_PAYLOAD_LENGTH;
if( nrf_gzll_get_rx_fifo_packet_count(UNENCRYPTED_DATA_PIPE) )
{
if(nrf_gzll_fetch_packet_from_rx_fifo(UNENCRYPTED_DATA_PIPE, payload, &length))
{
output_present(payload[0]);
}
}
else if (gzp_crypt_user_data_received())
{
if(gzp_crypt_user_data_read(payload, (uint8_t*)&length))
{
output_present(payload[0]);
}
}
}
}
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
}
int main()
{
bool init_ok = false;
uint32_t err_code;
//lint -save -e514 Unusual use of a boolean expression (use of &= assignment).
const app_uart_comm_params_t comm_params =
{
RX_PIN_NUMBER,
TX_PIN_NUMBER,
RTS_PIN_NUMBER,
CTS_PIN_NUMBER,
APP_UART_FLOW_CONTROL_ENABLED,
false,
UART_BAUDRATE_BAUDRATE_Baud38400
};
APP_UART_FIFO_INIT(&comm_params,
UART_RX_BUF_SIZE,
UART_TX_BUF_SIZE,
uart_error_handle,
APP_IRQ_PRIORITY_LOW,
err_code);
(void)err_code;
UNUSED_VARIABLE(bsp_init(BSP_INIT_BUTTONS,0,NULL));
printf("Desktop emulator example\n");
// 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.
bool send_mouse_data_button_pressed;
err_code = bsp_button_is_pressed(SEND_MOUSE_DATA_BUTTON_ID,&(send_mouse_data_button_pressed));
if( send_mouse_data_button_pressed)
{
read_mouse_and_send();
}
else
{
//indicate mouse button not pressed
}
// If BUTTON_SEND_KEYBOARD_DATA button is pressed
bool send_keyboard_data_button_pressed;
err_code = bsp_button_is_pressed(SEND_KEYBOARD_DATA_BUTTON_ID,&(send_keyboard_data_button_pressed));
if(send_keyboard_data_button_pressed)
{
read_keyboard_and_send();
}
else
{
//indicate keyboard button not pressed
}
error_report();
/*
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
}
