My sensor is off-standard,so I have to use gpio to read and write my sensor.
Gpio IIC will take about 0.5ms to get data.
My app need send data every 7.5ms,it seems that...
Hi,
My android Proximity application fails on service discovery only for the very first time it connects with the devices(nrf51822 evaluation kit with sdk 5.2.0). Actually...
Has anyone converted the app note AN34 DTM Python script to C# or C/C++ ?
The Python DTM script is works OK with the setup specified in the app note AN34 figure 2, which...
Hi,
I have a serious problem, when I use uart of NRF51822 QFAAC0 to receive data from another MCU, I found that it will lost one bit at same position everytime. my SDK is...
Hi,
I just started to interface the lcd display with nrf51822 evaluation board. The display i'm using is, spi compatible, 18" tft (160x130) from tiny lcd. I took spi master...
Hi,
We are using the nRF905 device in an application where it needs to switch between auto-retransmitting and sending single packets, due to it communicating with several...
When I keep this function :
static void vMain_iInitDeviceManager_Exe(bool erase_bonds)
{
uint32_t err_code;
dm_init_param_t init_param = {.clear_persistent_data =...
Hi, everyone.
I've developed a custom board using nrf52832. I tested it and found that CPU core, GPIO and other peripherals work well, but BLE doesn't work at all.
I ran...
Hi,
Raspberry (SPI Master) -> NRF52832 (SPI Slave)
The code below execute event_handler of SPI with NRF_DRV_SPIS_XFER_DONE type. But RX buffer is empty. All bytes are...
Greetings,
I'm in the process of choosing a nRF52 module. I know of this link for the various modules www.nordicsemi.com/.../3rd-Party-Bluetooth-low-energy-Modules.
I...
Hello, I've been trying to get directed advertising and auto-connection working on an NRF51822 peripheral.
I'm using SDK V11.0 with SD130 v2.0.1
This is the scenario...
Hi,
I used the code ble_app_uart_c on board 10028 as a base for my custom board.
My board is nrf51822 QFAA based so I changed all occurances of nrf51422 to nrf51822...
Hello,
We are trying to communicate to this board ( www.adafruit.com/.../1697 ) that has nRF8001 at its core.
Unfortunately, our TX is only able to output BLE 4.2
...
I'm running on nRF51822, SDK 8 (not totally sure, I inherited the project), SD130 and mbed.
I've tried and failed with my own code to use pstorage.
I'm now trying a...
Hi. I'm using nRF51822AC, SDK12.2.0, S130.
The size of "s130_nrf51_2.0.1_softdevice.hex" in SDK is almost 300KB.
But chip's flash mem size is just 256KB. It's bigger than...
How is it used? And why to use it?
static nrf_saadc_value_t m_buffer_pool[2][SAMPLES_IN_BUFFER];
instead of
static nrf_saadc_value_t m_buffer[SAMPLES_IN_BUFFER];
Hi team,
we are doing project called indoor navigation using beacons.To get the good RSSI signal strength,in which position should i need to place the beacon. Can any one...
Hello,
I tried to flash an application to the nRF52832. First I flashed the softdevice, after that I flashed the bootloader and next the application.
The application...
