I am relatively new to embedded and am wondering if there was a "best practices" guide / checklist for production deployment somewhere. Things like making sure you are using...
Hi. I'm trying to write a simple MQTT app. I am consistently getting these KConfig errors to do with variables I'm not using, and I have tried to set CMake to ignore these...
Good day,
I've developed a board with a MDBT50Q on it. I'm using the Reg0 DC/DC and LDO Mode Disabled reference circuit ( https://www.raytac.com/download/index.php?index_id...
Hi,
I have the issue that my Zigbee device reports the error "Production configuration is not present or invalid (status: -1)". I followed the guide from this( https://docs...
Hi,
I am using an nRF52840 as a Zigbee NCP. I have built the firmware myself using nRF Connect, and I am also running MCUBoot. Sometimes after some usage, the chip starts...
Hello everyone,
I am testing out I2C on the nRF54L15 for a custom PCB project.
I first tested a simple mpu6050 sensor on &i2c21 on pins P1.11 for SCL and P1.12 for SDA...
I have a bit of an unusual use case where the nPM1300 is quite ideal but need to use an external charger for the battery instead of the internal charger. The nPM1300 fuel...
Using the nRF51422 with the TWI hardware version. Just playing around to verify signals with the following code which just configures the TWI1 and then repeats continuously...
Hi,
i tried to update the firmware of nRF51-DK but it crashed and now Keil uVision says "Cannot find the JLink version number"
Its also not showing in the nRFgo stu...
I'm developing application using your devices (PCA10001/PCA10000) and S130 SoftDevice. I tried to implement DFU/OTA feature in my app. For this purpose I used DFU sources...
Hi All,
Does anybody has a working setup using SD 7.1.0 with SDK 7.2.0, iOS 8, DFU with a secure connection?
When I use no encryption it works, but when I enable encryption...
So I'm currently trying my hand at some very simple things that one can do with the NRF51-DK.
One of those things involves sending notifications to a client on certain...
Hello,
I'm testing n51822 with low voltage mode, and want to check the BOR condition.
Is there any threshold for brown-out reset, or voltage tolerance? e.g. 1.68V...
Hi.
I have received down the source of the example of experimental_ble_app_uart in my keil.
I use register.(NRF_CLOCK->EVENTS_HFCLKSTARTED = 0;)
but, Hardfault occurs...
Hi there,
I am currently using the nRF51 DK trying to teach myself how to create a working ble application. I am currently going through the application note nAN-36_v1...
Hello!
We are using an BLE NRF51822 chip as a GATT-Server, unfortunately without any possibility to modify its software at the moment. The BLE-setup should be very similar...
I want to run the Direct Test Mode for nRF51422 on my board, I'm trying to use the nRFgo Studio.
When I'm trying to connect to the specific COM port, I get the following...
Custom Board which has NordicSemi nRF51822-QFAA MCU,
a temperature sensor (Si7020-A10), and a white LED. The circuit follows the internal LDO setup.
(Ref. nRF51822_PS...
Hello,
i use Bootloader from SDK 7.2.0. I have some questions about init packet handling:
The bootloader compare the device type, device revision and softdevices...
During ble ADV，my device will consume 60uA，when ADV stoped it will drop to 13uA. But when I get ble connected current will up to 130uA.
I test nrf51_sdk_v6_1_0_b2ec2e6...
Hi,
in the new version of S110 (8.0.0) I can see the implementation of scan services:
SD_BLE_GAP_SCAN_STOP, /**< Stop Scanning. */
SD_BLE_GAP_CONNECT, /**< Connect....
Hi,
like many others, I'm confused with Peripheral Passkey Connection.
I'm playing with the ble_app_hrs, in order to be able to setup a Connection Passkey (for the moment...
