How do I receive multiple signals simultaneously at a single receiver (433MHz) with multiple transmitters ?
I am working on a polling system. This one is similar to the audience...
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...
1、I have down load the thingy FW 2.1.0 which has three projects
2、I BUILD the 《pca20020_s132》，It is ok
3、and press the down load button in the keil
4、It shows download...
I am having problems implementing Device Firmware Update in Android. The specs of my development environment is:
Samsung Galaxy S7 Edge.
Nordic DFU API v1.5.1
...
Hi all,
I'm sending data with ble_nus_string_send() in a loop as shown below. If it returns an error it retries until it gets NRF_SUCCESS. I'm getting an error code 0x0013...
The DFU example given in SDK v12 is for secure bootloader. Hence, they are asking for public and private key. How to generate the key? Or is there any other way of disabling...
How do you do
Using E: \ Nordic \ nRF5_SDK_12 2.0 \ examples \ ble_peripheral \ ble_app_uart ble_app_uart routines, join in routine PWM program, cell phone bluetooth connection...
I am trying to record the time on nRF52840 with s140 softdevice.
I used APP_TIMER to setup the TIMER and app_timer_cnt_get to get the count. And then uint32_t app_timer_cnt_diff_compute...
Hello,
We are using ble_app_uart example for both central and peripheral. We can succesfully send and receive data.
We deleted the is_UUID_present control. And then...
hello
i am working with simple ble mpu example it is working fine but when i am trying to connect nrf52 DK with my android phone over bluetooth it is showing
the device...
I have analysed the light switch client and server example apps where the light switch is also the privisioner.
They both start and initialise a bit differently although...
Hello,
I used translation software.
I used the function to enable DCDC mode
I used sd_power_dcdc_mode_set ().
I want to use the optimal mode for power supply voltage...
Hello,
i'm using an nRF52832 as a Bluetooth to UART bridge, similar to the APP UART example.
Another controller (Cortex M7) is connected to the UART. I'm using UARTE with...
Hi,
I'm using two sensors with the same device address through I2C.
each sensor is supposed in a specific period of time (not working together), each sensor has a different...
I am writing a mesh beacon application based on Mesh SDK v0.10's beacon and light switching examples.
A very kind Nordic employee has provided an example on how to combine...
I'm having a problem with using all the memory in the nRF52 Thead SDK 0.10.0. Namely, even if I run one of the smallest examples (e.g. aes one from crypto examples) the flash...
I am using softdevice132, sdk 14.0, pca10040 dk,
when i add nus service to the dfu example, it is not working. there were also some warning about iram start address, which...
