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, sending a data packet, then sleeping (memory retention mode), then sending another identical packet causes the receiver to send back an ACK for the first and trigger NRF_ISR...
Was sd_ble_gatts_value_get changed from s 110 to s 132?
Please tell me how it changed.
sd_ble_gatts_value_get(uint16_t conn_handle, uint16_t handle, ble_gatts_value_t...
Hi team,
I have nRF51822 DK SMA connector module(PCA10005) and j-link lite cortexm-9 JTAG/SWD emulator.can u please tell which sdk version are used for this modules.is...
hello
i am using redbear lab's ble nano with nrf nrf51822 chipset in it. now i need to permanently store some data like sensor values and mac address of central devices...
I'm not able to find an older legacy version of Softdevice S110, specifically 7.2.0.
In the SDK Version 7.2.0 obtained from:
developer.nordicsemi.com/.../
there is...
Hello
I want to establish the connection between nrf51822(base station) and:
the second nrf51822(transceiver)
android smartphone(transceiver)
It has to be possible...
Could someone offer some guidance in how it is possible to keep the radio within IDLE mode between transmissions when operating in ESB mode? I have a sequence of transmissions...
Hi
I'm doing some S/W based on nRF51822_xxAC. I want to split RAM into 2 regions, as following:
+-------------+ 0x20008000
|__ __ _ __ |
|APP ZONE2 |
+-------...
hello, I'm trying to read the status register but all I am receiving is 1111 1111, I tried to change the code to read RX_ADDR_P0, but I also receive 1111 1111. can you tell...
It suggests that it holds the permission regarding whether a chara. can be read, but isn't that kinda redundant since there are tons of other similar properties out there...
Hello
Can i program an nRF52 chip using nRF51 DK. I plan to take advantage of the features of nRF52 including higher memory, storage and the NFC
Thanks
