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...
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...
Hi
I can get the current time from the server using the time service characteristic. Which function should I use to set the RTC clock on the nrf 51 to the current time...
When I add a new server of my own service I got a problem.
when I set
BLE_GAP_CONN_SEC_MODE_SET_ENC_NO_MITM(&cccd_md.write_perm);
I can send data to iOS normal,but...
Sometimes I only need to send 4 bytes instead of twenty using a notification. I've noticed the init_len and max_len parameters but I'm under the impression that this will...
i am already using sdk 10. but when we have build boot-loader program. so, generate "nrf51422_xxac.hex" file. it's working for only nrf51422.. but not for nrf51822. so, how...
Is there any difference in RAM overhead with the new app_timer module on SDK 10?
I'm my application on SDK 6.1, I have 25 app_timers which run without any issue.
APP_TIMER_MAX_TIMERS...
I am setting up production testing of our product to do RF testing per app note AN34. We are using the nRF51822 on our product. I'm using Nordic's development kit and their...
Hello,
I am planning to use the nRF51 device in DTM and was looking for help on how can use it to control via USB/UART connection to PC using FTDI chip. All I want to do...
Hi Nordic,
I am having a problem with linking against either of the gazell gcc libs (gzll_gcc.a or gzll_sd_resources_gcc.a).
I'm using Yotta (MBED) and have taken the...
Hello,
we have an android/iOS app on a phone that is connected to my button (nRF51) and to a Bluetooth headset. The app is a kind of walkie talkie that transmit mono audio...
Hi, I'm working on a project where I'm trying to make an nRF51822 play a basic sound (such as a beep). Is there a recommended DAC that should be used with this particular...
hi, i am using nrf51822 version 2, SDK 6.1.0, softdevice version 7.3.0.
because the nrf 51822 is version 2, i have no choice but to use SDK 6.1.0 not 11.0.0(latest version...
hi,
i am using ble_uart example for send 3 byte (midi format) of data over uart.
i am receiving data which is appended with past data and sends as a chunk of data around...
Hello, i'm making small android application for my own test purposes. I want to understand full structure of advertisement packet which i receive with my phone. I can't find...
Hi.
I'm using nRF51822 with softdevice 8.
I started working with the uart example. and it works fine.
However, I can't get the BLE to reconnect automatically once the device...
