Hi, my friend,
I've been with nrf905. I use a 16-bit CRC check.
But I encountered problems in use:
1.Nrf905 16-bit CRC check format is CRC-16(IBM):X16+X15+X2+1 or other...
I have two custom PCBs, each of which has a microcontroller and an nrf24L01+. Everything related to the transceiver in the designs are complete duplicates (with the exception...
Hello,
I've built a small BLE-device based on the nrf8001.
With my Iphone I can discover this device and I am able to connect to it and listen to notifications of the...
Our pcb is used for gps location data. We have a nrf24L01 nordic chip as the micro process or between the gps module and wireless module (2G). Our engineer needs to capture...
Hey folks,
I'm trying to modify the SPI Master loop back example into a 4 line SPI Master_Slave program. Whenever I change the Tx_Buffer_lenght from 10 to lsome other numbers...
Hi.
I am using S130 softdevice version.
Basically, I am using NUS Service and make a my own NUS central service as NUS_C.
It is correctly work at normal state.
When...
Hi All,
Please Reviwe for a attached circuit file(Chip ANT of nRF51822.pdf).
I also attach a datasheet of chip antenna applied for that circuit(SDBTPTR3015 Data Sheet...
Hello,
I am using the nRF52 along with SDK 9.0.2. I have used both the ble_app_uart code and the twi_master_slave code to send data from a sensor over bluetooth to the...
Can anyone explain the difference to me between the two SDKs?
it seems I can use them both for nRF52 development?
they both support the S132 soft device
Which...
i use nrf52 DK as master and configure ads1292 breakout as slave. I have try the loopback example which works properly. I write the sample spi code based on spi_master_with_slave...
ble_app_uart_s110_pca10028
i need function is press button to erase bonding information, then use App to connect and bonding.
How to implement this function? could you...
Hi All,
I'm working with the NRF52 Preview DK, with SDK V 0.92.
I've been looking at and tweaking the SPI_Master tutorial found under /examples/peripheral/spi_master...
I'm exploring the possibility of using an nRF51 for a simple device which must take data samples on a fixed clock and push them to a remote client. The issue I'm investigating...
Even though the documentation suggests that there are 3 RTCs (RTC0, RTC1 and RTC2) and the file nrf52.h has a declaration for the RTC2 peripleral, I am not able to use it...
Hello,
I need a bigger bootloader so if i modify ld file line from
FLASH (rx) : ORIGIN = 0x7A000, LENGTH = 0x4000
to
FLASH (rx) : ORIGIN = 0x00077000, LENGTH = 0x8000...
link text from this post i am generating interrupt using button 3. when i push my button,interrupt generates,LED turn on. but after turning on LED, i want to clear interrupt...
I am using SDK 9 on an nRF51 device with the S110 SoftDevice. I am aware of issues using the the PWM library from SDK 9. I need to use the PWM functionality but would like...
Hi,
i tried to modify app_pwm to add an additional timer, since i'm out of timers.
so at the end of app_pwm_init i added
nrf_drv_timer_compare(p_instance->p_timer...
Does NFC has something like an unique adress?
Because the nfc examples in the sdk detect all nfc devices. But I would like to detect only predefined devices.
Or is there...
I seem to be getting correlation on addresses
I running the radio transmitter and receiver examples provided in the nRF5 v11 SDK. However, I am observing still some unexpected...
Hi when I try to run the HRM collector the scan start fails with error code 12289
I am using visual studio and C++
What am I missing? I downloaded "connectivity_115k2_with_s130_1...
