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...
There is a list of 3rd party modules at www.nordicsemi.com/.../3rd-Party-Bluetooth-low-energy-Modules . Will it be updated to include nRF52840 modules?
It appears the nRF51822 Product Spec does not list the current nor power for the radio DISABLED state. The Reference manual description of the state is “No operations are...
Hi everyone,
First post here, so apologies in advance for lowly questions!
I have a Fanstel EV-BC832 dev kit for their BC832 module , which uses the 516K Flash / 64K...
Hi all,
Having a bit of an issue with the SPI manager scheduler. When sending small packets (<4 bytes), I seem to be able to queue as many requests as I want.
However...
I asked the following question, TWI Stuck Bus Recovery , last week and got a great answer which I implemented. I tested my implementation by changing the device addresses...
Hi everyone
I want to use nrf sniffer for debugging.
But I don't have required hardware Evaluation kits in User Guide
Can I combine single nrf 51822 with USB-to-UART...
Hi
Im trying nrf52832 with 0 BMD-350 Evm.
Working with IAR, nRF5_SDK_13.0.0_04a0bfd.
I need ble_app_hrs_pca10040_132_uart working properly.
Seem like there is a main...
On very rare occasions when a connection is made, our device manager (peripherial) callback gets called with event id = 0x23(DM_EVT_DEVICE_CONTEXT_DELETED?) and event result...
Hi,
I am performing "just pairing" using peer manager ( SDK 11.0 ) in my custom board which uses nrf52 chip.
I am getting this events
PM_EVT_CONN_SEC_START,
...
Hi, I'm using nrf8001 nordic chip on my project. With some time on the nrf8001 chip begins to send the HW_ERROR with failure on ll_lm.s0.c and line 571. This not crash the...
Hi,
I am using the nRF52832 and I have been trying to meausre the centre frquency on a specturm analyser. But, the centre freq on the specrum analyser is 1.81GHz when it...
Hi,
I have a beacon that uses 4 AA batteries, each has 1.5V and 2600 mAh. When connecting the board to the PPK I get the attached measurements when doing a lot of scanning...
Hey guys. We are using the NRF52 with SDK 13.0.0.1-alpha.
If we connect the NRF52 to our own android or iOS APP we have some timing problems with notifications. When the...
I would like to reduce current consumption on my beacon and I wonder if it is possible to disable sending scan response. I know that it is not a huge difference in a single...
