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...
Dear supplier
I want to read 10 heart rate sensors that are connected to 10 person's bodies and then display them on TV. How can I do it?
Can I use nRF52832 chip? Can...
Hi
I am using nRF5_SDK_15.2.0_9412b96 on pca 10040
I am storing over 2000 ADC readings and then printing them out once my test is complete. I get "Logs Dropped(x) " messages...
Hello
I am writing a program using SDK 15.0.0.
I'm trying to merge SPI and TWI programs into BLE programs.
I used keil before to confirm that each program was working...
Using Ozone v2.54, if i halt program execution and then resume again, I get a NRF_FAULT_ID_SD_ASSERT fault, with info = 0, pc = 0x142CA.
softdevice: s132 v4.0.2
The error...
Hello ,
I am using Multiperipheral example code , and i want to connect more than 4 central devices. I have edited the link total value and number of peripherals and centrals...
HI,
I am recently working on 9 axes icm 20948 sensor. my battery capacity is small for the application and my accelerometer and gyro sensor consumes more current.
when...
when ble central set BLE_GAP_IO_CAPS_DISPLAY_ONLY ,i find ble central no need to send the static passkey or send one wrong static passkey,ble central can also connect ble...
Hello, I am currently working with the nRF52840 DK, and I have been having trouble printing RSSI values over termite.
Code:
static void ble_evt_handler(ble_evt_t const...
Hello
I would like to receive data from the TWIS driver and then update my scan response data with the received data. My code is below. Ideally, I would like to turn on...
Hi!!! we are developing bluetooth mesh, we have a function that send a message to nodes when we press a board button (nrf52 dk), all works fine,
but if we call the same...
Hi,
I'm trying to add the device information such as Battery percentage , temperature in the scan response packet to the ble_app_beacon example. I could add the data and...
SDK: 15.3, Device: nRF52840, IDE: SES v4.16
I am writing a radio test application that uses a service / characteristics to determine radio channel, power, etc. The idea...
I'm trying to build the "blinky" example found in nRF5_SDK_15.3.0_59ac345/examples/peripheral/blinky/pca10040e/blank/armgcc
Actually the pca10040e directory contains 'blank...
I am trying to port the 'radio test' example code in SDK15.3.0 from the nRF52832 to the nRF52810 so we can do some pre-certification testing of the radio in our custom design...
Hello,
I am using nRF52832, SDK_15.3.0, S132 SoftDevice and Segger for flashing the image.
To understand TWI better, I loaded 'twi_sensor' example as is on nRF52832...
