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...
Hi,
I am trying to test an external nor flash(as SPI slave) with the mKit dev board (as SPI master).
I was looking at the SPI examples and a bit confused about them...
Hi,
I tested the nrf beacon application, it allows only the beacons with company identifier 0x0059 (nordic's id). But i need to modify it to support all the device, how...
Dear all,
we're at the pre-production stage, I would like to ask here in the forum the suggestion and/or your experience with fabs in Europe.
What we are looking for...
I use a app_timer_create() function to create a task(200ms once)
when in the task_timeout_handle() ,
I do something more than 200ms,
what will this timer going ?
Hi all
I’m trying to use the OTA DFU with nrf51422 SDK 6.0 and softdevice s310 V1.0.0. I were supposed to use the nrf tool application for android, but I can’t make it...
Hi
I added some random data under scanned Response as manufacture specific data .Iam using NRF_sniffer & wire shark to view the advertising packets.But in wireshark i couldnt...
Hi All,
We am trying to check and interface Nordic's EMK with custom board running android kitkat.
Problem is we cannot access internet/play store from custom board...
Hi,
I'm using nRF51 BLE driver on PC to simulate BLE peripheral using PCA10000 v2.2 dongle.
I need to add some functionality to the default connectivity app. So I compiled...
Hi, and thanks for reading this.
I attached additional LED to nRF51822 p0.24
however I can not find how to handle it .
if I want to use this function
nrf_gpio_pin_set...
Hey.
Hope this was not asked before. At least I did not find it.
I'm trying the ble_app_hrs_c on s120. Got it to build with gcc (d'oh) and got the serial logging to...
I want to make a robot that can track the direction of the transmitter that is controlling it, for example to aim a camera at the transmitter. The robot vehicle will be controlled...
Hi!
I use nrf51-pwm-library ( github.com/.../) to control brightness of LED RGB light source and it works ok till I don't want to adjust brightness slowly (dimming function...
Hi!
Maybe I'm doing something wrong (very possible), but for example, when I want to store array of 3 uint8_t values I use:
uint8_t dataToStore[3];
dataToStore[0] ...
Device: nRF51822 Rev G0
SDK: v5.2.0
Code: raw.githubusercontent.com/.../twi_hw_master.c
Basically, the TWI driver which uses PPI channels (sd_ppi_*) works perfectly...