My sensor is off-standard,so I have to use gpio to read and write my sensor.
Gpio IIC will take about 0.5ms to get data.
My app need send data every 7.5ms,it seems that...
Hi,
My android Proximity application fails on service discovery only for the very first time it connects with the devices(nrf51822 evaluation kit with sdk 5.2.0). Actually...
Has anyone converted the app note AN34 DTM Python script to C# or C/C++ ?
The Python DTM script is works OK with the setup specified in the app note AN34 figure 2, which...
Hi,
I have a serious problem, when I use uart of NRF51822 QFAAC0 to receive data from another MCU, I found that it will lost one bit at same position everytime. my SDK is...
Hi,
I just started to interface the lcd display with nrf51822 evaluation board. The display i'm using is, spi compatible, 18" tft (160x130) from tiny lcd. I took spi master...
Hi,
We are using the nRF905 device in an application where it needs to switch between auto-retransmitting and sending single packets, due to it communicating with several...
Hi,
Merry Christmas!
I have a question about pstorage_store.
Actually, I want to store some data in the memory. Each piece of data has its own size (between 1 byte to...
Can I config AIN0 and AIN7 as the input pins of ADC, and config P0.01 and P0.02 as TWI, and config P0.03 and P0.04 as GPIO?
Or I must config ALL AIN PINS as ADC?
I am sending setup commands to a NRF8001 D device and I receive a command response with status of 0x89. This appears to respond to ACI_STATUS_ERROR_UNSUPPORTED_FORMAT. I cannot...
Hi,
I've followed the steps mentioned in this thread devzone.nordicsemi.com/.../ and everything seemed to work fine. I've successfully uploaded "nrf51822_beacon_app.hex...
Hi.
I read in the sdk documentation, there is a library to use MPU-6050.
So i try to find it but I did not succeed.
i want to read data from 6050 and send this data with...
Hello.
I want to use nRF51422 chips to make some kind of mesh network using raw radio stack (NRF_RADIO) with my own protocol on the top of it. In reference manual there...
Hi,
I am a new comer to the nRF8001.
I am using Redbear Blendmicro (nRF8001) for my project.
I have wrote a apps to scan my Blendmicro(s) and acquire their RSSI value...
I use direct input AIN2 pin battery 3.3v, the other pins are not connected to anything, I did not enter into ADC_IRQHandler,may ask about what the problem it
this is my...
Has anything changed with the Bluetooth LE in iOS 8? I have an ANCS library for Arduino ( https://github.com/robotastic/ANCS-Library ) that was working fine with iOS 7. I...
I'm trying to program nrf51822 via st-link and open ocd.
Here command:
openocd-0.8.0.exe -f interface/stlink-v2.cfg -f target/nrf51_stlink.tcl -c "program address".
...
dear all:
I have 2 kind of board that are PCA10006 and PCA10028,
but I find out the IoT example can't be run on PCA1006,
what are different between PCA10006 and PCA10028...
I have added the DFU service to our own project. Normal application updates work perfectly and even the update of bootloader and softdevice is fine.
In a new case we had...
I'm still newbie of BLE developer, and designing a BLE device based on nrf51822 (whose service uuid is partially used for identification of serial number).
Like nordic's...
We want to design our own custom USB Dongle for connecting our sensor board to a PC. Sensor board has a nRF51 chip using Gazell protocol to transmit sensor data and also softdevice...
