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...
I'm running the ble_hrs example provided on my nRF52 board. The thing is, I'm unable search my device using both nRF Master Control Panel and normal Bluetooth connection from...
I am using a central S130 softdevice in an nRF51822. I connect to a peripheral using sd_ble_gap_connect(&m_peripheral_address, &m_scan_param, &m_connection_param) . If it...
I am trying to provide a custom peripheral service with a 128-bit UUID in an nRF51822. I would like to use two bytes of the UUID to encode a piece of information unique to...
Hello,
am I right to assume that if sd_ble_gattc_write returns anything other than SUCCESS, then the packet was not queued?
Is this also true for BLE_GATTC_EVT_WRITE_RSP...
Hey guys,
I have a little problem on a new board comunicating with a MPU9250 sensor.
Chip version is nrf52832-QFAA-BA
GPIO PINS Used P0.20 (SDA) and P0.21 (SCL)...
The S332 v0.6 has been released and it is supposed to be compatible with SDK11. My concern is that in the release notes of SDK 11, it says "Temporarily removed support for...
I tried the above example but it hangs here:
while (ser_sd_transport_is_busy());
Not sure why, I'm using GDB to step thru code, and it appears always busy...
Is there...
Device: NRF51-DK
I'm using GDB+OpenOCD to step thru code and it appears that the nrf51 resets itself after calling:
SVCALL(SD_BLE_GAP_ADV_START, uint32_t, sd_ble_gap_adv_start...
I want to make rs485 communication with nRF51822. I gone through the UART code, there CTS , RTS pin are required , but for my case tx, rx,rx enable is enough, and also shall...
Hi everybody!!!
I am making a project which use NUS service and I have confuses in connection mode:
when the central and peripheral do not have data to transfer...
Hello, my question is pretty clear i guess. Is it possible to schedule advertising of 2 different packets on the same chip ?
The way i see it, it should be possible to...
Good morning, I´m trying the example of this post (ble_app_template_with_pstorage_operations_nRF51DK.zip). I have SDK 8.1.0, softdevice 110 and nrf51-dk.
The source works...
