I'm having some trouble successfully entering ON,IDLE mode. I have pared-down my application to do the following:
Initializes the app_timer using the scheduler:
...
I want to control GPIO toggle by PPI. Timer1 is in timer mode. CC[0] is 1000, and CC[1] is 8000.
I use compare[0] to toggle gpio18 by PPI. I also want to use compare[1] to...
Hi,
I use two evk board to connected and test the uart serialization sample(ble_s110_serialization), one is ble_app_hrs and one is ble_app_connectivity. But I have one...
I am getting get BLE_EVT_USER_MEM_REQUEST and BLE_GAP_EVT_CONN_PARAM_UPDATE event, when writing to ble device, sample code did not handle these event, and seems no document...
Hello:
Why do I erase SDK5.2 version of flash and read not, in SDK4.2 can. I tested nrf51_sdk_v5_2_0_39364\nrf51822\Board\nrf6310\flashwrite_example is a good example.However...
before i write the flash, it has been erased.so ,its value is all 0xff.
when i write 0x00 to flash address 0x0001,the value read out is not 0x00 but 0x01,and the value in...
I'm starting to design a custom board around the NRF52820 using a 3.7v battery and there is no reference circuity for VDDH using Battery/Ext. regulator. Any tips on what I...
Hi,
We are in the process of evaluating coded phy transceiver for our next product. The product is a IoT node which will send sensor data to centralized gateway and will...
I am using nrf_drv_twi_rx to initiate an I2C read transfer but the interrupt isn't fired for the RX transfer when the ulTaskNotifyTake is used, but seems to work without ulTaskNotifyTake...
Hello, I am making a system with 20 peripherals to a central base on nRF52840. I followed the firmware."ble_app_uart__saadc_timer_driven__scan_mode" from NORDIC playground...
Hello, i I am designing a prototype, the goal is to be able to control a small engine. This engine will be activated when a message is received in MQTT. I currently succeeded...
Hello, I developed for my customer, a ZigBee coordinator in last 2019, using nRF5 SDK for Thread and Zigbee v3.2.0. I have now two questions: - is ZigBee 3.0 supported by...
I'm currently working on the nrf52832_qfax_dcdc pcb after adding a few components. I need to route to pins p0.22, p0.23 SWDIO and SWDCLK but am unable to route away from the...
Hello,
I noticed that publishing mqttsn messages with a payload larger than ~255 bytes caused an error in the mqttsn library. I think the problem comes from this definition...
I am developing an app for the 51822 with 16KB RAM, which is supposed to integrate the buttonless DFU.
I have attached the whole hex of the merged application+softdevice...
Hi Nordic Tech Support,
Our company is evaluating nRF5340 for future project. I have brought one nRF5340 DK, and I am following the online guide to build and program the...
Setup:
periheral: RF52840, S140 softdevice (SDK 15.3)
central: for test/development: laptop with Linux and BLE adapter build in, and/or Raspberry Pi, using Python testing...
I'm using the nRF5340 (currently nRF5340DK with custom hardware following shortly) and NCS 1.6.0. I'm working on a project that needs at least two UARTs and one SPI master...
Hello,
In nRF5340 project, I have two projects, one is for net core, the other is for app core. I use SEGGER to build these two projects, flash the images into the development...
I am using the nrf9160 for an OTA firmware update application. I initially executed the fota download file from the http_application_update sample project in it's default...
