I'm trying to design a very low power sensor that takes readings using ADC and SPI 200 times a second. I'm a bit worried by the current EasyDMA uses (1.1mA). As far as I can...
Hi, I am working on a project where I want to make one nrf51288 chip as central hub and connect that to a android phone and other salve nrf51288 .
idea similar to this: ...
Hi,
I have a code programming the nRF51422 development board to write to a Sharp Memory 96x96 pixel LCD screen using SPI.
Currently the code writes two numbers and a...
I've modified the ble_app_uart example by adding GPIOTE so that the transmitter sends a character to the receiver when a GPIO pin is toggled. This part is working well.
...
Hi,
I am working on my hardware product having nRF-51422 chipset. I just came to know from forum post that
nRF-52 chips will get arduino IDE support as standalone. I want...
Hi!
I've been using PCA10028 for a long time and I had some bricking issues but I've managed to un-brick it with "nrfjprog --recover" and everything would work again. ...
I want to build nrftoolbox app in android studio. I downloaded the zip file from the github website and also the required dfu library. I unzipped both the files in a folder...
Hi,Nordic
I have one nRF24LU1P device, when I make it as USB Dongle, I will use :
hal_usb_endpoint_config(uint8_t ep_num, uint8_t ep_size, hal_usb_cb_endpoint_t endpoint_isr...
When I repeatedly (>290 times) send the same notification to the connected host via sd_ble_gatts_hvx, I get a sd_assertion:
Fault identifier: 0x1
Program counter: 0x104FA...
Hello,
I have a custom board which has NRF52832 SOC(i.e. main MCU) and another ARM Core-M0-based MCU(i.e. target MCU). These two are connected over I2C. I wonder how to...
nRF BLE sniffer is crashing within the first few minutes of use. Attached is the log of one sniffer
session from the start to when it crashes.
Here is my log.txt from...
I'm working my way through BLE Advertising, a beginner's tutorial and getting a SDK error 4001 when trying to use
advdata.include_appearance =
true;
Can anyone...
Hello!
I'm trying to nRF52 soc chip to drive the matrix sensors array (16x16), because there is no enough I/O pins for my project and thinking of use the shift register...
Hello everyone,
I have a program which set configurations by using write (nrf_drv_twi_tx) in the registers of a sensor.
I use the SDK 8 in the nRF51.
Here is the code...
Hello, I want to test using RTT for logging since I am using UART for send/receive packets. I made following changes in sdk_config.h:
#ifndef NRF_LOG_ENABLED
#define NRF_LOG_ENABLED...
I have device with nrf5x and I will customize this device on production. I use to flashing nrfjprog.
Will prepare one hex file and customize e.g serial number during flashing...
Good time dear Engineers!
Faced with a general Problem.
I use two nRF52 boards connection : Central <-> Peritheral.
init data: MIN/MAX conn intervals = 10/30 ms
...
I noticed that the GPIO port read and port write for SDK v12.2 changed to accommodate chips with more pins but I can't find much information about it. How do I use nrf_gpio_port_out_read...
I want to make a frequency of 750khz, 50:50 duty ratio.
How do I use pwm?
I use it. nRF52832 PCA10040
I used the PWM library example but it failed.
The frequency...
I'm using nRF5SDK V.12.2.0.
In the app_ble_uart example, trying to change MTU size as below.
#define NRF_BLE_MAX_MTU_SIZE 103
...
#if (NRF_SD_BLE_API_VERSION == 3)
...
I am using SAADC with TIMER3 and PPI, sampling 12bits at 250Hz.
When I use 10uS acquisition time, the average current consumption is 300uA lower than when using 3uS or 5uS...
With nrf Toolbox 2.2.1 on android 6.0.1 (Google Nexus 7 or OnePlus 3T), I try to transfer an application firmware in a zip file UiBoardV0.4.1.zip , generated with "nrfutil...