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...
Hello,
i would like to connect two Redbearlabs Nano v2 just with eachother. The central one connects just to the peripheral, but the peripheral is still open for every...
Hello There,
I found following dongle based on nRF51822.
They claim same will work for bluetooth 5.0 also.
I know BT5 devices are not backward compatible, so not sure if...
Hi,
How can I share a GATT server profile constructed on nRF connect for PC with nRF connect for Android ?
'Save/Load setup' on Windows PC stores/Load json file
In...
I've got a set of boards that are behaving very strangely. I attempt to turn on the HFCLK but the HFCLKSTARTED event never comes nor does the HFCLKSTAT register indicate that...
I cannot suffer this tool anymore. As u can see in the pic below, it provides a cursor mode to measure the currents of X1/X2. However, users always need to know the average...
Hi,
I want to connect 4 antennas to nRF52832, they respectively points to North, South, East and West direction.
Also I hope the nRF52832 can do switch antenna job,...
I'm trying to use gcc and eclipse but I'm getting an error in eclipse that certain variable names cannot be resolved. I know that its not being able to get the variable names...
Hi,
I am developing a small development board of visiting card size, which is powered from a coin cell. I have two questions,
All i want know is there any polarity...
Hi,
do sd_flash_page_erase or sd_flash_write provide any guarantees that the command has executed successfully or should I do a manual check to verify if the page was really...
Hello all,
I am working on nrf52832 Board and i want to use it as translator to send and receive the data , please tel which pins i need to select as UART(rx,tx) pins ...
I am designing a custom board with nRF52840, powered by USB, no battery, using its internal LDOs to supply other peripherals with 3.3V
I have two questions about pins/outputs...
Hi
I generate a pwm signal via changing the state of one characteristic. In general, the pwm works fine. But the problem occurs when I add the timer which is responsible...
Hi guys，
I use the 51822's PWM recently, PWM is made by GPIOTE+PPI+TIMER, and the PWM source code as below(I use TIMER1, GPIOTE[0], PPI_CH[0], PPI_CH[1]， period and duty...
Hi all, I'm asking on both BLE specification version 4.0 (or more) and NRF51822 S130 about having support for multiple central connections at the same time while our NRF51822...
Hi,
I get RSSI values like -96 or -97 dBm before the coded PHY connection between two nRF52840 pdks drops. Are these values something expected? TI advertises sensitivity...
