Hello,
I established a connection between my central and peripheral module. Now i want to write characteristic value on peripheral. I tried with sd_ble_gattc_write function...
I am using the NRF24l01 for my products and looking to buy in bulk(100-1000). Now I know where to buy the just the IC but antenna design is a hard point to break right now...
Hi, my friend,
I've been with nrf905. I use a 16-bit CRC check.
But I encountered problems in use:
1.Nrf905 16-bit CRC check format is CRC-16(IBM):X16+X15+X2+1 or other...
I have two custom PCBs, each of which has a microcontroller and an nrf24L01+. Everything related to the transceiver in the designs are complete duplicates (with the exception...
Hello,
I've built a small BLE-device based on the nrf8001.
With my Iphone I can discover this device and I am able to connect to it and listen to notifications of the...
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...
Hello Everyone,
I'm developing an application which makes use of UART in open thread sdk.
Now, libopenthread-nrf52840-sdk.a library already makes use of UART0, when I...
Hello!
I am trying to sample a digital signal with 12-bits (In a later stage I will need to sample two 12-bits signals). At the moment I am storing the recorded signal...
Hello Nordic team,
I am faced with the problem of developing a custom bootloader which actively pulls FW from an external mass-storage. AFAIK, the SDK only supports OTA...
Hi,
We are using SDK 14.2 with s132 v5.1.0. Reviewing the changelog for newer versions of the SoftDevice, we see:
"Fixed an issue where the application might not receive...
Hi guys,
I am trying to get the PWM rocking. Everything works, but as soon as I define a nrfx_pwm_handler_t in the nrfx_pwm_init, my system crashes with the following error...
Hello Nordic Team,
We are developing a wearable device. We noticed spontaneous BLE disconnections every 1-2 hours. The error code is BLE_HCI_INSTANT_PASSED. I have checked...
We are starting a new wearable device design which will be worn by the user on the chest. We are looking forward to use NRF5340/NRF52840 based modules. The final design is...
hello together,
I would like to use this chip nRF9160-SIAA-B1A-R now only as LTE modem. But the modem should be controlled by two external MCU. Please see figure.
...
Hi support team,
Our purpose is to provide the modules to our customers. We have developped the hardware module based on nrf52832. Now we want to test the BLE mesh functionalities...
I used VDD channel to detected battery voltage, and the P0.5(AIN3) connect to a LED, But I found that after initialize SAADC, P0.5 cannot control output.
Hi Nordic
I have some questions regarding switch to Application on custom address.
The memory layout in flash is like this:
0x00000000 - MBR 0x00000000 - softdevice...
Hi, I am new to the nRF Connect extension in VS Code and I am having trouble including dealy.h header file to utilize a DelayMs() function. I found the delay.h in the sdk...
I am advertising some data, my hardware is minimum and there are no external interrupts.
1. How do I wake up after entering power save mode with __WFE(); ?
2. I also want...
Hi ,
I want to use above PMIC for Gotek tracker. But I have below questions:
1. Due to the IO limitation, can I use static high or low to configure the chip with VOUTB...
Hello,
We are working on a product that has UART and SPI integrated. We initialise the UART and the SPI at the beginning of the code and everything works fine.
However...
