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why it return NRF_ERROR_INVALID_STATE after calling ble_hts_measurement_send() 0

Hello,when i get connected to the phone,when i call err_code = ble_hts_measurement_send(&m_hts, &simulated_meas) and err_code = ble_bas_battery_level_update(&m_bas, battery_level...
1068 views

0 replies

Started over 10 years ago
by Jesse
Not Answered
Bluetooth driver for USB dongle with Dynastream N5 kit (nrf51422) 0

I got the Dynastream N5 kit and have successfully used it with limited ANT work and was trying to get BLE working but can't get a driver for the USB dongle. On the 51422 product...
1000 views

0 replies

Started over 10 years ago
by johnnyfear
Not Answered
system off wakeup with internal RC clock 0

Hi All, I am working in the sleep mode with system off and wake up with internal RC clock. It function well when connected to EV board... I see the "Emulated System...
1319 views

0 replies

Started over 10 years ago
by peter
Not Answered
Do you have plans to have larger flash on NRF51822 chip? 0

We want to move all our product logic to NRF51822 chip but 256 flash is not enough for that. 512 would be more than enough for that.
- nrf51822 flash 512
520 views

0 replies

Started over 10 years ago
by Maidu
Not Answered

PCA20006 nRF51822 Beacon Firmware 0

I want to write PCA20006 nRF51822 Beacon Firmware to PCA10004 on nRF6330. I understand need to modify GPIO. PCA20006 firmware consist of 3 firmware, SoftDevice, application...

1062 views

0 replies

Started over 10 years ago
by RatocKen

Recent in Nordic blog

The S110 7.3

Asbjørn Sæbø

We are now releasing the S110 7.3 (s110_nrf51822_7.3.0). This is a new production release in the S110 7.x series. (It will be uploaded today or early next week.) This is a bugfix release - as the release…
- 5 Jun 2015
A presentation on how nRF51 DFU works

Hung Bui

Hi, I attached here some slides that we used in our technical seminar for Device Firmware Update. Download the presentation here: DFU_SDKv8.0_Pub.pdf The presentation covers: What DFU is and what…
- 4 Jun 2015
Parse MQTT message in Wireshark for IoT test

Jun Qing ZOU

Wireshark (version 1.12.5 at the time of writting) lists MQTT as supported protocol but could not parse it from the TCP payload by default. We can add some plugins to enable it. Download the Wireshark…
- 26 May 2015
Upgrade RADVD for IoT on Raspberry Pi 2

Jun Qing ZOU

The RADVD deamon in Raspberry pool is version 1.8.5 (up to Raspberry 2015-02-16). root@raspberrypi:~/radvd# apt-cache policy radvd radvd: Installed: 1:1.8.5-1 Candidate: 1:1.8.5-1 Version table…
- 25 May 2015
Workaround needed for TWI driver (nrf_drv_twi) in SDK v8.1 (TWI_COUNT missing)

Hung Bui

In SDK v8.1 we added the TWI driver (nrf_drv_twi.c). Unfortunately the nrf_drv_config.h file wasn't updated correctly with the new driver. The symptom is the error with "TWI_COUNT is missing". Here…
- 20 May 2015
Common FAQs on DFU

Hung Bui

If you are looking for a place to get started with DFU, please have a look at this presentation here and the tutorial here. In this post, we cover some in depth Q&A topics regarding Device Firmware…
- 15 May 2015