Hi,my friend,
Now,I use nrf905.Situation is as follows:
I use the NRF PCB circuit of data manual.Nrf905 work, often loss of data.
1.The Product host is to use the stick...
Hi,
I want to use the Blend Micro with more security. I want use a passkey for the Bluetooth connection. For example through the iOS Device.
Is it possible? Static passkey...
How do I receive multiple signals simultaneously at a single receiver (433MHz) with multiple transmitters ?
I am working on a polling system. This one is similar to the audience...
Hello,
I established a connection between my central and peripheral module. Now i want to write characteristic value on peripheral. I tried with sd_ble_gattc_write function...
I am using the NRF24l01 for my products and looking to buy in bulk(100-1000). Now I know where to buy the just the IC but antenna design is a hard point to break right now...
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...
Hi,
I'm interfacing acceleration via BLE using NRF52.
I'm using timer to get the sensor value and update the characteristic value related to this sensor using sd_ble_gatts_hvx...
Hi,
I tried to make a software update (I tried application, bootloader, SoftDevice and any combinations) over BLE using the secure_dfu_ble_s132_pca10040 example but after...
Hello. I have a problem. After using nfc, current consumtion still high. I found that I need use HAL_NFC_ENGINEERING_A_FTPAN_WORKAROUND macros. But when I specify this macros...
Hi All,
I am going to get EMI/EMC testing for my custom board made on nRF52832 WLCSP package. Can you please share/suggest the firmware used in EMI/EMC testing.
hi everyone
i want use s130 with my ble nrf1822 i'm wondering about the modifiaction that i have to do under keil 5 in option for target for example the configuration that...
Hi,
I try to use the dfu update OTA with ble secure bootloader.
If the Flash is erased and only the SD v5.0.0 and the own Bootloader are programmed a update OTA is working...
When making a bluetooth mesh network, what is a good rule of thump for the ratio between servers and clients?
I am thinking of implementing the server-client-model scheme...
Hi Engineers!
We used SDK13 for our Project (multilink BLE with 1xServer & 4x PeerS) and now move to SDK14.2, almost done except only USBD.
if we use SDK13 driver...
I've already tried before using ADXL345 using nRF51822 using mbed compiler this is the link.. os.mbed.com/.../
but that program can't get ADXL345 data, just UART nRF51...
I'm trying to debug a project I recently migrated to eclipse but my Peripheral Registers are empty with the error message "There are no peripherals descriptions available...
I'm building a new application based on the no softdevice template example. I pulled in the code from the UART BLE example to redirect printf to the serial interface and that...
Seems i can not find where nrf_dfu_set_adv_name_init is defined? It seems not in SDK source files, neither can find any sign on SDK documents.
Thank you.
Hello,
I have a nRF52832 Breakout Board from SparkFun. I can see from their tutorial that I can program this board using the serial bootloader that they have burned into...
Hi everyone,
I make the project whith nrf51822 BLE module and need to configure the bluetooth service characteristic as input/output for reading and writing the string-information...
