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...
hi all!
Like two of my predecessors, I am trying to put a CR95HF into operation. I chose the nRF52832 DK as MCU (SDK 15).
[thread= https://devzone.nordicsemi.com/f/nordic...
I changed only source clock part to internal clock and it doesn't do advertising. When I debug it, it starts to run. When I finish the debug session advertising stops again...
Hi,
I've built a custom board with nRF52832, without other MCU like PCA10040. I use a FT232RL to bridge the USB to nrf UART, flashed nrf5 uart connection firmware ble_connectivity_s132_uart_pca10040...
Hi, I using nrf52810 with custom BLE profile and 4 sec advertising + continuous RTC. Device is battery powered (750 mAh) and PMDC motor equipped. Most of time (90% of day...
Hi,
I am designing my custom board with the nrf52832, which would perform the BLE and I2C functions. I wonder what necessary and basic peripherals it needs, like crystal...
Hi,
I would like to synchronize 2 Sensors with one dongle. So the problem is that we have two sensors and we want to start the measurement at the more or less (1 ms) exact...
Hello,
I am new to BLE as a technology and have a question regarding how Peer Manager handles bonding.
As I currently understand, the function of bonding is to enable...
Hi,
I want to use nRF52832(PCA10040 board) to communicate with nRF24L01+. I program the example application( \examples\proprietary_rf\esb_ptx)(SDK v15.0.0) on the board...
Hello. I'm developing an application with a custom bootloader and I'm using "settings" data structure placed in FLASH. Because we can erase only full pages, the first page...
Hi.
I want to implement multirole on the nRF52832. I want to advertise beacon data while scanning. So, I modified ble_app_uart_c in the ble_central example. Below is a description...
Hi,
I try to program hex file with openOCD. The flash part is written without any problem. OpenOcd only fail to write the UICR registers beyond 0x10001200.
However it...
Hello,
Which one of the following statements regarding " sd_ble_gap_connect " function call is true:
(1) Can sd_ble_gap_connect function put the central device into initiating...
static void pdm_event_handler(nrf_drv_pdm_evt_t const * const evt) { /* Process the events. */ }
/* ... */
/* Process the events. */
Can you make a little more detail...
Hello,
I have NRF5230 DK board and I have powered the board with external battery. Solder bridge SB12 is shorted and I have cut the jumper SB29 and disabled power for Interface...
