Hello,
I have an NRF51822 (redbealab ble nano) that I would like to use to count pulses in very low power mode.
Pulses are asynchronous
The rate of pulses can...
Hi
I'm attempting to read a PT-100 sensor value that is part of a voltage divider using a nRF52.
Both the reference resistor and the PT-100 is sampled while the voltage...
Hi
I have been searching the forums, but were not able to find an answer to my question.
I'm trying to sample 4 analog inputs on the nRF51-DK using the ADC hal. (SDK10...
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I have been trying to get two NRF24L01 chips communicate with each other since a week now, without much success. All what I can find on the net is Arduino examples using...
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I have done several projects with the nRF905. I know the device quite well. Normally I use the CD, AM and DR interrupt pins to determine the status of the device, my current...
i made this project to try to create RSC service on arduino
developer.bluetooth.org/.../runningspeedandcadence.zip
unfortunately the server starts but i'm not able to...
Hello,
Could someone give me a hint with the following problem?
I am using two example projects (ble_app_uart_c, ble_app_hrs) to connect a central and a peripheral.
An...
Preferences: nRF52832 chip, s132_nrf52_4.0.2_softdevice
Two or more nRF52832 chip are connected to iOS and Android.
And do bluetooth off in smart phone.
this case, bluetooth...
This suggests it should be possible to change the beacon advertising content in response to events such as a GPIO input.
I'm using nrf52 DK running the beacon example (SDK...
Hi,
What should I add to the makefiles to be able to generate an assembly code? Something similar to what is seen in the debug mode of Eclipse. I have tried -S/s but it...
Hi
I want to porting to nRF52840 but since S140 SoftDevice Specification documentation doesn't exist
I can not proceed with porintg.
I need S140's detail memory map...
I am using s132_nrf52_3.0.0_softdevice.hex and sdk12 and compiling with arm-none-eabi-gcc. The problem is that the bluetooth set up just jams at:
// Enable BLE stack.
...
I'm trying to get my nRF52 BLE peripheral to connect to my phone while its screen is off and it's in sleep mode. Other consumer BLE peripherals that I have can connect to...
Hello
is this possible to reset the timer.
for example i set the timer for 10 Second.
when he reach up to 5 second then i would like to reset the timer.
i found no function...
Hi,
I just noticed that my PTX and PRX projects use different assemblers and linkers -- not sure why. I got the sample projects from Nordic. What's the difference between...
I built my project on ble_app_uart peripheral example from SDK 12.2 and have added a display (Sharp LS044Q7DH01) using nRF52 as a SPI master to communicate. I think I have...
I have used NRF52840 and SDK 13.0.0. Module SPIM.
Library does not support buffer size more then 8 bit.
But I try write to register TXD.MAXCNT and I can't write value more...
Hi
I'm interfacing MMA8452Q with nrf51822 using TWI all read-write function working fine but when I try to read acceleration data nrf_drv_twi_rx & nrf_drv_twi_tx function...
I am porting our sdk 8 based firmware for the sdk 11. Now the code crashes at the code below:
err_code = sd_ble_gap_device_name_set(&sec_mode,
(const uint8_t *)name,...
