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...
Hey!
I'm using mesh sdk 4.0, nrf5-sdk 16.0 and run the serial example.
currently I successfully provision 2 light server with the ipython interface, and to configure them...
I am trying to do service discovery using the discovery manager library on any BLE device I connect to my central. I start the service with bt_gatt_dm_start(conn, NULL, &discovery_cb...
Is there any app available that can use to track lost/retransmitted packets and get some log?
I’m trying to find best position for a nRF52840 module with chip antenna without...
Hello everyone,
I work on a project with a custom board and e NRF52840 on it.
I work with the SDK15.2.0, the SoftDevice s140 and FreeRTOS.
The BLE function well but...
Hi,
We have a product in manufacture based on nRF4122, SDKv9.0.0 and using S310.
We are aware that this is nearly 5 years stable but are considering the options to upgrade...
I am currently working on a project based on the light_switch mesh example and am running into an issue where I'm receiving several of the following error throughout operation...
i am trying to customize my advertisement data, for that i am using sd_ble_gap_adv_set_configure API, and it is also returning error status 0. But the data what i am giving...
Hi
I dont know if this ever worked or stopped working after I updated SES to v4.5
The SES v.4,5 had no nrf support so I had to back down. (not sure why the update was...
Dear Sir,
To Nordic Dev kit, a sensor is interfaced via SPI lines. Using SPI in blocking mode (Polling).
After initializing SPI communication, 2 bytes are written to the...
nrf master control panel android app sent only one byte, while sending more than one byte gives Error 13 (0xd): GATT INVALID ATTR LEN
cant we send more than one byte in...
Hi,
I'm gathering assembly specifications for a custom PCB that uses nRF5340. I don't find any specific recommended reflow profile and solder paste for assembly. I stumbled...
Hi,
Bit of a newb question but I am evaluating the Thingy 91 dev board and would like to also connect some sensors via the SPI interface. I was wondering what would be the...
Hi everyone,
I have one question just for confirmation. Can I supply the board from the VDD pins located on P1 header (Socket 1x8)? Shall I bear something in mind in that...
Hi,
We use nRF9160 and nRF Connect SDK in a device project.
Our customer have asked to declare all open soruce software modules and their licenses. Do you have such a...
Hi, I found one older question (7 months ago) with the same problem but that had no answer. Situation:
- SDK 15.3, s132 v6.1.1 - The softdevice has been enabled and ble...
