Our pcb is used for gps location data. We have a nrf24L01 nordic chip as the micro process or between the gps module and wireless module (2G). Our engineer needs to capture...
Hey folks,
I'm trying to modify the SPI Master loop back example into a 4 line SPI Master_Slave program. Whenever I change the Tx_Buffer_lenght from 10 to lsome other numbers...
Hi.
I am using S130 softdevice version.
Basically, I am using NUS Service and make a my own NUS central service as NUS_C.
It is correctly work at normal state.
When...
Hi All,
Please Reviwe for a attached circuit file(Chip ANT of nRF51822.pdf).
I also attach a datasheet of chip antenna applied for that circuit(SDBTPTR3015 Data Sheet...
to me it made sense that EN_AA settings are controlling the receiving pipes if an ACK has to be sent back upon receiving a valid packet.
then i thought that the settings...
I am using BLE_Gateway example defined in nRF51-ble-bcast-mesh to create an rbc_mesh over 2 nRF51422 devices . For now, I am just testing it out on 2 nRF51422; I will set...
Hello,
I see when you import an example from the pack installer ( for example pwm, ble, timer examples ) it arrives with the misc controls --c99 on by default , so I cannot...
Hi,
We are facing some issues between our ble devices (ble version 5) and android mobiles using nrfsdk ("Android-BLE-Library") library. (Version 2.2)
We are able to connect...
I have used two sample applications light / light_switch from bluetooth mesh to get a device with 2 elements:
- generic on/off clent
- generic on/off server
I want to...
Dear Sir,
The target has a non-secure bootloader on it, I'm trying for DFU which has a secure bootloader pkg only. After initiating the DFU, nrf connect app sends successfully...
Dear sir,
Thanks for your help.
In the working state, the input voltage of the battery may drop from 3.0V to 0.4v or even 0.0V. After charging, the voltage will quickly...
Hi,
I am using the Power Profiler Kit (Rev. 1.1.1.) with Power Profiler app (v2.3.1) to measure power consumption on an external DUT. The issue I am facing is negative current...
Hi all,
We have designed a PCB where we use BMD-350 ( which is based on nrf52832 ) , HX711 and the accelerometer ( MMA8452Q ) as primary components. The device is supposed...
I am in the process of integrating the latest SAADC driver into my project and have noticed an issue after adding the errata 122 workaround to my saadc event handler per the...
Thanks in advanced. On sdk17.0.2 examples\ble_central\ble_app_uart_c, I connect a button's one end to nrf52832 pin 24, the other end is connected to VDD. So I have to #define...
Hi,
There is an option CONFIG_LTE_NETWORK_TIMEOUT for the LTE Link Control. The default is 600 seconds (10 minutes) but I couldn't find any suggestions for the timeout and...
Hello ,
Now I am sending the data per 7.5ms in the interval of time over ble .I am loosing the packets , to avoid this I am planning to send the data in the structure .How...
Hi,
I got a unit based on NRF52 (No matter what SDK) which is connected via 1-wire (dallas protocol which is very time accurate) to other unit.
The other unit is the master...
Hi! I wanted to ask someone who knows more than I, if this setup makes sense, and how I could test my design.
A bit of background: We're developing a custom board which...
Hello, I am using nrf51822 / SDK 12.3 / SD 130-2.0.1.
When a normal timer is set and softdevice off, the timer interrupt does not occur.
In SDK 10 / SD 110-8.0.0, timer...
Hello,
I am trying to use the flash API of fstorage in my code. I have called below function at the start of my code. I want to save some integer values every 1 min interval...
