To be able to upgrade FW through UART, a bootloader for nrf51822 is required in my project. I have tried out the example bootloader in SDK. But this example is using softdevice...
I followed the forum posts and nan-29 to get eclipse 4.3.2 to successfully connect to JLinkGDBServer via a Segger J-Link EDU on Ubuntu Linux.
I can start the GDB server...
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 All,
I'm trying send custom board(nrf52832) sensor data to DK by ble uart and multilink.
When I build the code in Keil. I got the message:
..\..\..\main.c(544): error...
I am using the light bulb example and connecting to the Zigbee2MQTT. The Z2M is running on a docker with logs level set to debug.
So from the light bulb example, how can...
Hi. So, pretty sure I've got the firmware installed right and plugging the dongle in creates a "/dev/tty.usbmodem1101" entry. Problem is I have a crash in Python:
This...
I am going to send a sequence of notifications and the documentation provides this information
The API functions that may consume an application packet depending on the...
Hello,
I am using the nRF52811 for my project. I am in the layout design phase...almost completed and I need some clarifications before I launch the first Proto.
I don...
I have found a lot of people having problems debugging with the SD enabled, but we are not using any BLE atm. We are just using the softdevice for OTA updates. But this is...
hi support team,
i just want to confirm, for mesh SDK, i can only find "APP_UNACK_MSG_REPEAT_COUNT" to increase message repeat count, for ACK message, i can't find any...
Hello NRF Team,
We are using nrf51822 chip for one of our product. Currently, we are using a GPIO connected to user button to Turn On the device from system off sleep mode...
Hi,
I have an issue with broadcasting Eddystone TLM + iBeacon, my project is based ble_app_eddystone example and nRF5_SDK_17.0.0_9d13099, SOC is nRF52832.
Beacon advertise...
Hello,
I am developing a circuit which is based on nRF52820. I got the boards manufactured but they are not functioning properly for some reason.
Following are the errors...
CHIP: nRF52840
SDK: Thread and Zigbee 4.1.0
SD: s140 using multiprotocol
Hi, I have developed zigbee end device.
The communication with the coordinator has be done...
Hi,
I'm using pc-ble-driver and a PCA10040 devkit. I'm having issues with using sd_ble_gap_data_length_update.
First, my configuration has ATT_MTU set to 247:
Then...
Hi! I've read a bit about the limitation of write/read cycles with the nRF52840. I the ~10,000 write/read cycles limit means after this many erases, the flash is no longer...
Hi,
I'm working on DFU secure bootloader through ble, Im trying with the example packages provided by Nordic and I use nrfToolbox app on mobile to flash the firmware on...
