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...
I am struggling to figure out why I can't write on the Peripherals memory to set a function. In this case I am trying to write in the 0x4000250C which is UART0, PSELTXD (Pin...
We have a project for a sauna controllunit,
A remotcontrolle and hostunit which controlles the sauna. The Device send comands to the host, the host sends Ack + Payload (the...
I am new to this forum and have some questions that I could not find elsewhere. The questions are:
Website asks me for a product key if I try to download the S210 soft...
Hi,
I was wondering whether bonding between devices is possible without using a passkey.
I found a good documentation by Nordic Semi which illustrates all the bonding...
Hi everybody
I've got a problem with my "custom hardware" with the "nRF51822 QFAAFA 1322AA" MC by Nordic. When I try to connect the hardware with the "Master Control Panel...
Hello,
I'm using GCC with the soft device 6.0.0. I'm having this reoccurring issue where sometimes I will start to debug and the execution flow will get stuck in some kind...
Hi,
I catched the air data packets by Sniffer and it shown that there was an error, MIC incorrect, which could be seen as followed, and the whole packet was malformed....
Hi!
I have some problem to reconnect an already bonded device containing a chip nRF8001 rev D with my iOS app. Rev C works fine with the first connection and the reconnection...
HI,
I want use some GPIO to detect "pin_high_to_low" or " pin_low_to_high".
and I think the "app_gpiote.c" might be helpful.
but I have been confused by function " sense_level_toggle...
Hi,
I'm starting to implement DFU using IAR's ARM workbench. In the example project for ARM that comes with the nrf51_sdk_v5_2_0_39364 SDK there is a file called bootloader_util_arm...
Do I have to use external host MCU for nRF51422? What can the ARM Cortex processor inside SoC 51422 do and cannot do?
I want to create a mesh network with hundreds of ANT...
I want to load a Blinky project to the AK board, and the dongle is used as a jlink, but I forget to move the jumper to the 'out', and the program is loaded to the dongle....
Hi,
I change the example ant_broadcast to acknowledge mode, but it seems that without a peripheral side,the LED0 will still twinkle.I don't know how to change the project...
