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...
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...
I'm developing the PCB schematic for a system using a nRF52 module that I found that suits my needs SKB369
At the same time I'm implementing a JTAG connector to flash my...
I was wondering: if the last sample of a buffer in the SAADC (using easyDMA and scan mode) is outside the limits, which interrupt would come first, the END or the LIMIT interrupt...
Hi, I am getting a BLE_GATTS_EVT_RW_AUTHORIZE_REQUEST event since I increased the size of MAX MTU to 203 from 23. At first, I received INVALID PARAM error and then found out...
hello.
I am developing as nrf5-ble-multiple-role-example-master.
And I'm using nrf52832 chip.
When I send a message from the mobile app, I get a message on the...
hi,
I have developed light lightness model with the help of generic on/off and generic level model from the mesh SDK. And I have used these models by making changes in the...
Good afternoon,
I am trying to run the example "direct_test_mode" on a custom board based on a nrf52832.
I have succesfully run the example in two development kits ...
Hi,
I´m using nrf52840 with softdevice S132 and I wonder whether the ble_gattc_conn_cfg_t::write_cmd_tx_queue_size is a queue common for all connections or if it a queue...
I am currently testing DFU updates with nRF52. I have run into a situation where the upload of new image is interrupted for some reason. When I try to run the update again...
Target : NRF52832, SD S132 6.1.1. program on Eclipse.
Hello,
Intro :
I migrated to SDK 15.3 for my application and it works.
Then I migrated DFU to SDK15.3 too but...
Hello! I am developing a pcb based on nrf51822. I am trying to copy the layout of the PCA10028 at first. But I will not use the coaxial connector for an external antenna....
Hello!
I have next problem. When switching from backup power to main power, the controller loses data in RAM. If the backup voltage is below about 2.4V, then it is possible...
Hello,
I am trying to add bonding functionality with a passkey to HID device, and use for this ble_app_gls_pca10040_s132 example as basic project.
But it don`t want to...
normally the secCount in Eddystone TLM should be the t ime since power-on or reboot:
https://github.com/google/eddystone/blob/master/eddystone-tlm/tlm-plain.md
but the...
set the tx power of a tlm frame with the eddystone configuration service will result currently in an app error. call path is es_gatts_write_handle_unlocked_write -> es_slot_radio_tx_pwr_set...