I'm analyzing app_timer scheduling code..
I have an question about list_insertation_handler function in SWI0_ISR
I think if ( (p_timer->ticks_at_start - m_ticks_latest...
I would like to test the newly added v4.2/v5.0 Bluetooth features (e.g. LE Secure Connections, Data Packet Length Extension, 2xSpeed, etc) against non-nordic devices. I have...
I am working on a project using a ble nano (nrf51822) using the Nordic SDK 8.1. In the examples I found a way to control an LED using the methods LEDS_ON and LEDS_OFF. I wanted...
Hello,
I am using ble_app_gls example and I have implemented static passkey in the code. Now I want to see if wireshark shows the passkey when I connect to ble devices. For...
Hi Team,
We are implementing an UART communication between a M4 processor (UART master) and a nRF51 (UART slave) and we want to use the UART in Low Power mode with flow...
Hello everybody,
for my project, i will bond the peripherial with the central.
I test my device with the MCP and can connect without problems. When i press the Bond Button...
Hi all,
I am trying to count the positive edges of a 3.5MHz signal with GPIOTE, PPI and the TIMER1. Unfortunately i can only measure to frequencies up to a little more...
Hi,
i am new in nrf51822.
i want to make a pin as a external interrupt pin, whenever it get high to low pulse it will call in ISR.
here i am unknown how to write an ISR...
hi,
i have downloaded code to nrf52 BLE module using nr52 DK with VTG,SWIO,SWCLK connections. but here i am unable to display the log for nrf52 ble module. is it possible...
Hello, I got the solution for my previous errors, but now I'm facing new error, that now when I compile my code it gives error like invalid command name "nRF52"
ac2...
Hi everybody,
Chip: nRF51422
Board: PCA10028
Firmware: S130_nRF51_2.0.1
The system hangs when doing burst write reg.
MPU9255 can work fine if all writes are ...
I'm having a strange issue with getting SPI running through the transaction manager whilst running a S140 softdevice (SDK13 w/ nrf52840 5.0.0-2Alpha - I know there's a newer...
Hi,
See attached photo for layout placement of the trace antenna.
Altium PCB File : 108-0013-01 PCBA MAIN.PcbDoc
Background :
This is a design for a wearable...
Hello,
I am using SDK 11.0.0 and attempting to integrate the BNO055 IMU into twi_sensor example and then connecting the IMU data over BLE via ble_app_uart.
I successfully...
Hello,
I have two devices sharing an I2C bus. These devices are the MAX86150 and the MLX90614. DMA is being used. I2C is running at 100 KHz.
After initializing both...
Hello,
I'm currently working with sdk 11 on nRF52832.
I'm trying to acquire 20 value from SAADC every 10ms during 300uS.
I think that the rate is too high because...
Hi , why I can't have an update of my bootloader ? Here is the script I use to generate the .zip file :
nrfutil dfu genpkg --bootloader Bootloader.hex Boot.zip
The...
i have RBL nrf51822 ble and i want to try it with BLE Sniffer. i flashed the nrf sniffer hex file by drag and drop to my dongle but it doesn't show anything. only it shows...
Hi Everyone,
I am working on a hobby project with nRF51822 which needs me sample upto 4 signals reliably at 500Hz each at 10bit resolution. I have read through few posts...
Hi all,
I have two nRF52 connecting, transmitting, disconnecting and sleep mode when are in normal operation, now I am experimenting a randomly error code 8 when calling...
