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...
Hi
for some reason I cannot connect any PC terminal to my custom board: I would get consistent NRF_UART0->ERRORSRC = 0x000c or 0x0004 indicating break and/or framing issue...
s132 4.0.2, nRF5 SDK 13. In BLE_GAP_EVT_CONNECTED event handler I try to call sd_ble_gap_data_length_update returns NRF_ERROR_RESOURCES.
I have
#define NRF_BLE_GATT_MAX_MTU_SIZE...
Hi all,
I have some question want to ask.I have about 200 bytes to write to the flash and also I would use the bootloader.
I'm using nRF5_SDK_11.0.0_89a8197 and s130_nrf51_2...
This test program is modified from examples\pin_change_int\main.c, I add the instructions to put the cpu to sleep. And I add nrf_gpio_input_disconnect() for all the pins except...
Hello, I am using pstorage function and I would like to know oppionions of your's what would be the best practise to wait until processor erases the flash memory and would...
Is enable required before configuration? Does toggling NRF_ADC->ENABLE reset the configuration (like it does for the radio?) Is the power to the ADC automatic, so that even...
im using sdk10, I initialiszed ble_stack_init and advertising_init but when starting advertising, it works with BLE_ADV_MODE_FAST but not with BLE_ADV_MODE_SLOW .
why it...
Hallo comunnity
I have a sensor which is working is sending data via BLE and it has a 128 UUID bit service [0x 000000-000000-1000-8000-0080-5F9B34FB]
In order to do...
Hi,
What is available MTU of CoAP and UDP over 6lowpan with IoT SDK ?
In my application, I need to transfer dozens of kb data to ble node over 6lowpan with iot SDK. Do...
Hi, I bonded is ok .But I want to store some data on nrf51822 flash memory using pstorage. What should I do?
Register new or change it :
param.block_size = ALL_CONTEXT_SIZE;...
I have an SPI peripheral that has an odd protocol and in trying to sort out why it was acting up I finally caught a logic trace showing about a 13us break in the SPI data...
Hello,
I am using HID mouse/keyboard examples from SDK to learn creating custom HID device.
Besides using four buttons on EVK to simulate motion action. I would love...
Hi All,
I'm currently setting up three nRF52840 DK nodes, two nodes are routers and one is an end-device. My plan is to introduce more node in the network later on. The...
