I am working on project using thenRF9151 board and I require the GNSS functionality to work for the same. However, my board is not able to latch on to a satellite network...
i have PMIC(I2C based )Max20360 that is developed using twi sensor , to this when i am intergrating a SAADC part throws error error # 134 :expected a field name . 1)why am...
Hi, when I am trying to set up channel sounding, I am looking for the best parameters for CS configuration. The main problem I have is that even with slow movement (1 km/h...
Dear sir,
I'm using the sample application "channel_sounding_ras_initiator" to performing the evaluation. Here are my test environment: - Developement kit: nRF45L151 - Tool...
Hello,
I previously used DECT NR+ modem firmware mfw-nr+_nrf91x1_1.0.2 on nRF9151 DK Development kit and moved on using the new modem firmware mfw-nr+_nrf91x1_1.1.0.
But...
Hello,
I’m having an issue with my setup: I have a nRF9160 running the bt/peripheral sample through a nRF52840 (running the hci_lpuart sample). It seems to work fine with...
Hello,
I am using nrf52840 MCU.
I am developing a product which have 2 I2C and 2 SPI interfaces. All the interfaces are on different pins.
I developed this thing with...
I'm experimenting with BLE multilink central S120 softdevice on pca10028 and several of my custom BLE devices based on S110 softdevice.
Is S120 multilink central capable...
hi：
I combined ANCS example and HID_mouse example @SDK 9.0,but there is an error when iphone connect the device ,err_code is 0X8010,(err_code = dm_service_context_set(&m_peer_handle...
Hi Experts,
I modified a DFU bootloader from SDK 9.0 for nrf51822_xxAA chip. However, I encounter code size overflow problem when building it.
I found the ROM1 configuration...
Here are my 2 scenarios:
I need a radio chip that will be used to form a mesh network in dense bush with each node up to 150m apart. Is this possible?
I need the...
Hi all,
Edit 25 Dec '15: Rewrote post for better readability:
I am trying to modify the dual bank DFU bootloader example to work on our custom board that uses a nRF51822QFAA...
Dears:
I try to use nRF52_SDK_0.9.0_0c82e3e SDK pheripheral pwm example and set the channel1(led2)
duty to 0.
But i still could get the signal about 400mv with LED2...
I've developed my BLE application that is based on nRF518822 and softdevice S110 v.8.0.0.
I've defined 6 services (4 with 2 characteritics each and 2 with 1 characteristic...
Hello,
I want to add uart debug support to the BLE DFU bootloader (nRF51822, S120, custom board).
Therefor I increased the possible size of the bootloader (start 0x39800...
Good evening and a happy new year to everybody.
Now it's time to work again, and I already stumbled about a little twouble while implementing a peripheral with concurrent...
Hey guys,
I'm designing an antenna for our open source sensor beacon, RuuviTag: http://ruuvi.com
Because we're using 1/4 wavelength monopole antenna, I'm considering...
for ble, scan of central device can get the RSSI value of the advertising device, but the inquire can not.
Is it right?
what's the different between them?
Hi,
I have made custom nrf 51822 board, I don't have LFCLK crystal i.e, 32.768khz. When i run ble_hrs example code in it , current consumption of my board goes to ~150uA...
Hi
In my application I need to transfer several paires of bytes to a slave device, and it's mandatory
for CS signal to go high between pairs. (This actually means I have...
Hi
I want to know why flash memory access should be scheduled in between the protocol radio event?
is there any relation between the flash access and radio opeartion physically...
Hello,
I am developing a wearable device that utilises nRF51822. Right now, I am having a problem because when the wearable device is connected to a new phone, it needs...
