I'm searching for a software engineer who can help us getting OTA support between nRF52810 and PIC16 MCU.
nRF52810 must have command- and data mode over UART, Pic controler...
I want to be able to read the gyro and accelerometer values from the MPU6050 sensor.
As a base start I downloaded the NRF5 SDK V15.3.0 and modified twi_sensor_pca10056 program...
Hi. I'm using nRF52832, SDK13.0.0.
I should use SHA256 and MD5.
I made my code as below.
NRF_CRYPTO_HASH_CREATE(init_packet_hash, SHA256); NRF_CRYPTO_HASH_CREATE(init_packet_md5...
Hi. I'm using nRF52832, SDK13.0.0.
I want to use SHA256 as below.
output32Byte = SHA256[input32Byte];
Which function or example can I refer to?
And also I want to...
I tried to port the example "ble_app_ipsp_initiator" to pc-ble-driver and run on Linux. The peer device is another PCA10056 device running ble_app_ipsp_acceptor. The problem...
hi...
i want to use two uarts in nRF52840 , one uart to one pc and another uart to another pc .Data should be transferred and received between the nRF52840 and pc how can...
Hi, i'm using two nrf52840 DK ev kit. One it's the central and one the peripheral
After the connection I need to save power at the peripheral board, because the cpnsumptio...
Our project use 51822 and another MCU stm32 to transmit heart rate data by uart. then 51822 SPP heart rate to smart phone APP. Now, We meet a issue that 51822 UART will crash...
Hi,
I just found what looks like a bug in ble_nus.c in SDK12 - not sure how to report it so I'm just doing it as a question/answer combo.
Basically:
Connect to...
Hi,
I'm developed a custom nRF52 board, and the main method to reset is via power cycling the power source (battery). Using GCC, should I still keep:
CFLAGS += -DCONFIG_GPIO_AS_PINRESET...
Now, I'm using the SDK12.1.0 and the device is NRF52832, I trying to use the secure DFU bootloader, when I open the Project Nordic provided(PCA10040 Debug) and build it, the...
Hello,
I have a PCA10028 that I want to use as a sniffer using the NRF Sniffer firmware. I tested it in macOS and it's working. The problem is that I also want to connect...
I put my code before ble_stack_init()
reset_reason = NRF_POWER->RESETREAS;
NRF_LOG_PRINTF("reset_reason: 0x%08x.\n",reset_reason );
//NRF_POWER->RESETREAS = 0xffffffff;...
Is it possible to receive connections without setting up a GATT service
For security reasons, I would prefer if generic apps and also the new Web BLE API could make connections...
Hi,
I loaded the code available at github for system on wakeup on gpio current and measured the current in low power mode by connecting a multimeter to a nrf51 dk.
The...
hi,
I am working with nrf51822 board using softdevice(s130).I am making ble initialization and continuously calling the power_manage() function in which sd_app_evt_wait(...
Before post this question. I post the MY QUESTION in stackoverflow forum.
but I couldn't find solution.
I know that Nordic board set Bluetooth Low Energy(BLE) multiple...
hi everyone.
we designed a custom board for nrf 51822QFAA chip and we flash the chip by using nrf51 DK debugger with tag-connect cable. when i flash the chip(using keil...
Hello,
I have a serialized app I'm porting to SDK 11 and the S130 SD.
This is an STM32 serialized to an nRF51.
When I call sd_ble_enable(...) for the first time at...
I'm wondering if the BLE is a low power efficient when it has to be always connected to the central device?
How it can be power efficient and the BLE while connected to...
Hello,
I'm looking for details on the nrf52 DAP signals SWDIO and SWDCLK. Such parameters als min. time high, low to Z, clock duty, maximum frequency, minimum frequency etc...
I am working in a custom board which is having nrf1822 chip and I am using Softdevice s130 2.0.1 , SDK 11.0.0, RAM available is 16Kb where soft device uses 5kb of RAM,heap...
