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...
Hi
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...
Hi
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...
Hi,
I'm connecting to a proximity sensor, IQS263 over TWI interface and having some weird problems.
I'm using the same code I used to connect with the Invensense MPU...
Hi.
We are trying to get nrf52 to work with 1.8v spi master. We are using level sifter with it. However when we connect the nrf52 to level sifter to spi output, the whole...
i am working with nrf24l01 module with PA LNA circuitry for longer distance transmission.When i bought the module i received an antenna along with it which is an SMA antenna...
Hi,
I have read "Measuring Lithium battery voltage with nRF52" posted on 5-23-16 just as a point of reference.
System setup:
In my system the nRF52 is powered (VDD...
Hello,
I need help,
I'am using uvision V5.17, SDK 9.0.0 and SD130.
First problem is solved,
If I don't declare app_pwm_init() in app_pwm.h, the current is 0.4mAh...
Hi, I'm having an issue, when i compare the data received over BLE NUS SERVICE, i want to choose stay connected or disconnect to the device..(if i don't receive the data that...
In my mesh I would like to have some battery powered nodes which will only transmit data and never receive.
Is there a way to disable scanning entirely while using the...
Hi I am using Bluetooth Gatt to read/write, discover services from nRF51822 device. But the behaviour is quiet unpredicatable. I am testing on KIT_KAT 4.4. Sometimes there...
I am trying to get the ble_app_uart project working on a Taiyo Yuden EYSGCNZWY using SDK 11 and the S130 Softdevice. The EYSGCNZWY documentation located here here states that...
I'm trying to compile an application that uses app_error.h, but IAR is throwing an error each time app_error.h is included, saying that the use of the NRF_LOG macro on lines...
Hi,
In examples of SDK 11.0, I see two different defines PSTORAGE_DATA_END_ADDR .
#define PSTORAGE_DATA_END_ADDR ((PSTORAGE_FLASH_PAGE_END - 1) * PSTORAGE_FLASH_PAGE_SIZE...
Hi,
Can you please explain to me what bonding consists of ?
Because i want to use it in DFU from an app. I see an app where we can from the it do DFU . in Fact, the...
Hi there,
Thanks to the great tutorial from Vidar, I can play with the blinky example in Eclipse on Mac. Now I want to try the other examples, and encountered the "Error...
Dear all,
I need to know in detail the nRF51822 RF capabilities asked by bluetooth SIG.
Items 1 to 12 in chapter 1.3
See attached document RF ICS 4 1 0 (002).pdf
Thank...
Hardware: Rigado BMD-200 B using the nRF51822_xxAB
Softdevice: S110_nRF51_8.0.0
Base project: ble_app_hrs_s110_with_dfu_pca10028
Project Device: nRF51922_xxAB
Project...
