I'm using Softedevice 6.0.0 and SDK 5.2. and Keil 4.7.
I Modified bootloader project so it compiles with both ble and hci transports. Currently I use button_0 and button_1...
I am working on the proj that needed 2 MCU and nrf51822 work as slave.
I would like to know any ref on how to firmware upgrade on board without external tool?
We're looking for a Nordic nRF51822 based low profile/small USB dongle that we can use for our iBeacon software.
It would need to come complete with casing and the ability...
Hi all,
i want to establish connection between two threads in cmsis-rtos, can i use
1) semaphore to do this?
2)message queue should be used or any other ipcs can be...
Hi,
I have two CPU in our product. (STM32F2 and Nordic nrf51422).
I use serialization function to link those two CPU(refer to ble_s110_serialization sample)
But I find...
Hi,
My behavior is as follows
Turn on my device(use 51422) and advertising(2 Service and 3 Characteristic)
Turn on my cell phone(Samsung Note3),scan my device...
Hello:
I used analog IIC write MPU6050. Again after power download programs, mpu6050 can run up there ACK response. But the debug will not run. Simulation IIC because no...
Hi
We are using the nRF9160 to drive the SD pin of the QM14501 LNA, which would typically consume 740uA. While the pin is driven high, I only measure 0.7V on the pin, so...
Hello,
I'm receiving a FDS_EVT_UPDATE (FDS_ERR_OPERATION_TIMEOUT) in my fds event handler. My update didn'it work but i don't know why.
If someone has already faced this...
I have a firmware developed on the nrf52840 development board. When porting it to nrf9160, a lot of errors were reported. How can I use the LOG output function on nrf9160...
hi, I am beginner , so confused how to doing write and read sequence. I want read and write sequence with register setting .please give me how to develope logic for that.
Hi,
I'm working on a BLE link between two dev kits. For the time being, both have USB drivers and handlers that will pipe data from one USB terminal to another over BLE...
I'm having a bit of trouble getting a program downloaded onto my development board. I've been using Keil 5 to program and I haven't had a problem until I started experimenting...
I'm seeing an odd behavior where the ability for our application to communicate to peripherals via twim is being affected by the initialization values for app timers.
Timers...
HI
I'd like to clarify my understanding of how the three work-
Does the SD card library use SPI or SPIM?
Does SPIM automatically use EasyDMA, or is it configured...
The API for sd_ble_gatts_hvx says that NRF_ERROR_INVALID_STATE is returned when no indications are enabled.
However, when I call sd_ble_gatts_hvx in this scenario I receive...
Hi everyone,
I am having problems reading the battery level using the SAADC. The main problem is that the reading is not consistent from when the device is booting to...
I have two bugs to report in nRF5_SDK_16.0.0_98a08e2\components\ble\nrf_ble_scan\nrf_ble_scan.c
The following functions in nrf_ble_scan.c follow a pattern nrf_ble_scan_addr_filter_add...
Does LESC is supported in FreeRTOS?
I init BLE modules in FreeRTOS tasks. After LESC is enabled, system returns error in nrf_crypto_rng_init(). Looks like nrf_stack_info_overflowed...
I'm trying to test out some of the BLE examples on the nRF 51 DK and I'm getting some strange results on the nRF Connect app. When I run the heart rate example, everything...
The modem firmware release notes say
> DTLS supports PSK authentication only
and indeed I can only get PSK to work.
I understand you can't give a timeline, but can you...
Hi All,
We are develop a BLE device which using Proximity profile. And we are modifying the nRF-Toolbox android apk to implement our application. We would like to change...
