Hello,
Could someone give me a hint with the following problem?
I am using two example projects (ble_app_uart_c, ble_app_hrs) to connect a central and a peripheral.
An...
I created xml file for heartrate server using bluetooth developer studio and the plugin nRF8001_Arduino (plugin nordic semiconductor for arduino)
the generated xml file...
I read this older post ( devzone.nordicsemi.com/.../) and have a similar issue but with enough differences that I felt it was worth a new question.
I have an STM32 MCU...
I am having an issue with running the initial blinky example that came with the nRF51 PCA10028 SDK in the Eclipse IDE . I will include screenshots of the issue. I believe...
I use nRF51-DK and nRF51-Dongle for a BLE sniffer.
Always the sniffer fails and marked with an error "Encrypted packet decrypted incorrectly (bad MIC)".
It can not be...
Hi,
I'm using long write in one characteristic but if I try to configure this characteritic with write authorization (attr_md.wr_auth = 1) it doesn't work. I need to send...
Hi, I disassembled an Acer Mouse and saw a chip named "NRF A 3152c 1517UH". Can anyone identify the chip or provide me with the data sheet for it.
Regards,
Steve
Hi,
I am wondering about the Cumulative crank revs for service 0x1816 & 0x1818
Cycling Cadence and Speed, Cycling Power Services
I dont understand why the crank revs...
Hi Guys,
I have a MCU RTOS project. in Hardware board, builtin Nodic BLE chip over UART,RTOS BLE stack works fine.
We also have a MCU RTOS Emulator based on Qemu,we...
Ok, so I've been trying to get to the bottom of a problem for a few days now where suddenly the app_timer is acting like it's on crack and running super fast, i.e. triggering...
hey,
i want to discover the PCA10001 board with PCA10000 board in master emulator. i have programmed the blanked PCA10001 chip with softdevice(s110_nrf51822_6.0.0_softdevice...
I want to generate PWM.
I set timer2 events_compare[0] to toggle pin 1:
sd_ppi_channel_assign(PWM_LED_HI_CHANNEL, &(NRF_TIMER2->EVENTS_COMPARE[0]) ,&(NRF_GPIOTE->TASKS_OU...
hi, I have posted a detailed problem using Eclipse on Vidar's tutorial.
Any help is appreciated.
See following link:
devzone.nordicsemi.com/.../
Thanks!
Hello everyone, I'm severely struggling to perform a simple task. I must be missing a very simple answer and, I hope with your help that I resolve the issue.
I am trying...
I want to send a data of length 1024 bytes over the ble UART , but the maximum length of data is 20 bytes at a time. Is it possible to increase the data length per instance...
Hello!
I try to use "ble_default_bootloader_app.hex" with my app to allow OTA option for my device. (nrf51822 and SDK 7.2.0) With NRFToolbox I can connect to the device ...
Hi all,
How can it be that sd_ble_gatts_sys_attr_set function returns BLE_ERROR_GATTS_SYS_ATTR_MISSING?
With the first and second connect it returns success but the...
I saw that each CCCD or sys_attr should be persisted per connection, does it mean it should be saved on flash to be restored during next connection for same device ?
and...
If iOS of BLE master sends 4 packets of the same write characteristics with MD bit in the same connection event, how does SoftDevice of BLE slave work?
The ble_event_handler...
Is there a summary of potential pitfalls, i.e. issues which are asked repeatedly by users in these forums regarding HW/Schematic/PCB design for NRF BLE chipsets. Making mistakes...
