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...
to me it made sense that EN_AA settings are controlling the receiving pipes if an ACK has to be sent back upon receiving a valid packet.
then i thought that the settings...
I am using BLE_Gateway example defined in nRF51-ble-bcast-mesh to create an rbc_mesh over 2 nRF51422 devices . For now, I am just testing it out on 2 nRF51422; I will set...
Hello,
I see when you import an example from the pack installer ( for example pwm, ble, timer examples ) it arrives with the misc controls --c99 on by default , so I cannot...
Hi there,
It isn't obvious from the reference layouts on the downloads page for nRF51822-CFAC if the ground plane is supposed to create a 50 Ohm trace going into the balun...
Hello everyone, i have a task where i need to transfer 50-100kB of data from ble peripheral to a central device. I have read many posts here and i have a pretty good idea...
Hi, I work with the nrf51-ble-driver_win_0.5.0. I changed the heart-rate-collector to discover the characteristic of connected devices. Maybe I'm blind. But the ble_evt_handler...
I want to accomplish something very simple: use a timer to output a continuous square wave on a certain pin, at 30-60kHz or more. It doesn't have to be PWM or anything fancy...
Hi,
I'm working on a BLE application which use ECC.c (Elliptic Curve Crytography). The problem is Keil has found an Error:
._build\nrf52832_xxaa.axf: Error: L6218E:...
Hello Support Team,
I am developing a BLE project use of nRF52832.
My work base on SDK 12.1.0, I have research these workflow, I find that are 3 channel radio when RSSI...
HI
I'm trying to connect a heart rate sensor to nrf51822 but I cannot find a suitable sensor. Could you please recommend a heart rate sensor which nrf51822 can support...
I am using nrf52832 with softdevice s132, it use the power manage function to enter to the sleep mode.... But i cannt recognize whether it is in sleep mode or not.. Can anyone...
Hi,
I am trying to port pca20006 smart beacon kit code to pca10028.
I have attached main.c --> main.c
I am currently using following ROM and RAM configuration for pca10028...
I want to know that how to judge the Traffic block.
If there are 1 BLE and 1 android APP. It must be ok.
if the number is 2,3,4,5....n
What is the maxium n?
How to cal...
Hello,
I am using a custom board and my setup looks like this:
nrf51 chip
16KB RAM
256KB of Flash
external crystal of 32MHz
SDK12.1
Compiling on Linux...
Hello,
I am trying to read values from MPU9250, I can read them from accelerometer and gyroscope but when I try to read from magnetometer i cant get any values on UART...
I'm working with the SAADC peripheral example and I'm trying to add some code to set the ADC resolution. I've tried doing this several different ways based on what I can find...
