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...
Hi,
I'm using Hid over GATT for a basic BLE button-pad device (peripheral).
The HOGP was choosen to get events and automatic reconnections etc as the central is a Linux...
Hi,
My name is Meron Wilf and I'm the founder of ToyBee. We develop a solution - script enviornment and protocols for toy firms that seek to gain access to interactive...
When using BLE_GATTS_VLOC_USER with a variable-length characteristic, we still need to use sd_ble_gatts_value_set to keep SoftDevice appraised of updates to characteristic...
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Hi,
I was wondering if anyone has done this seemingly doable job of producing continuous ECG trace using PCA1004 and PCA10005 devices. My intended use case is this: Use one...
I found that " The nRF51822 is built around a 32-bit ARM Cortex M0 CPU". On the page of Keil ( www.keil.com/.../4803.htm) is written that I can use either "J-link ARM" offered...
Hi all,
I'm puzzled about the relationship between normal BT and BLE, Is BLE connection is based on normal BL connection? And if it's integrant to set up a BL connection...
Hi
I purchased the full NRF8002 kit I am searching for the source code for the nRF Toolbox app but I am not able to download source code. Is the source code available for...
Hi,
I need something that can be the Master and talk to the Evaluation Kit Board to try to send a large amount of data. Do the Master Control Panel, or the mobile app nRF...
Hi,
I am using the nRF6310 + PCA10005 +nRFgo Studio as the lower tester, the supplied python scripts as the upper tester, and my own custom board as the DUT.
I've looked...
Hello, I am working with nrf51822 on my pcb design by myself, I read temperature from chip, the result is about 90deg, (I have div by 4 for 0.25 deg) it is impossible for...
Is there a way I can tell which version of the chip I'll get from a distributor? It's not clear to me that I can tell, from, eg the Mouser product page which rev it is. Is...
Hi,
I am working on proximity android application, i implemented immediate alert service, which is working fine. Now i need to set the alert level on the tag for linkloss...
Hi
I am working with alert notification example. I just wanted to know how you have tested the alert notification client example implementation. Is it just by using the...
