I am using the NRF24l01 for my products and looking to buy in bulk(100-1000). Now I know where to buy the just the IC but antenna design is a hard point to break right now...
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,
I need to be able to put larger strings in the scheduler. At the moment the maximum accepted values for init are the following:
#define SCHED_MAX_EVENT_DATA_SIZE...
Hi, I am confused by this config.
static void drv_keyboard_gpio_init(void) { // Make sure that columns will drive 0 when they will be configured as outputs. NRF_GPIO->OUTCLR...
I'm using a NRF52840 with S140 softdevice. I advertise some data and I want to be notified when advertising start. I followed this thread and I use the customs ble_radio_notification...
Dear Nordic Team,
Thanks for supporting.
Still i am work with keil IDE. But now i want to go work with Segger embedded studio because of mesh concept. Please give me step...
I have combined light switch client and ble_app_uart example by following this guide and this case ,but after I added the codes :
#define MESH_SOC_OBSERVER_PRIO //<set...
Hi,
I am developing stuff for a bike and need the Bluetooth Cycling Power Service 0x1818
I found the 0x1816 Cycling Cadence and Speed
Has anybody developed this service...
Hello I'm a beginner and I try to use the DFU. I use the documentation and I can send my init packet without any problem. But when I try to send my Firmware I have 2 problems...
Hi,
Our system is based on the nrf52832 with SDK BLE_2.0.1 for the mesh. I have few queries as per below,
1)It would be great if you could suggest any vendor who is working...
When Going into Sleep, I see peaks of 12mA every 30ms (see image) I'm assuming I can adjust that changing the connection interval settings. I have my Connection intervals...
I'm having some issues with the freeRTOS example in SDK 15. I've always seemed to find a hardfault which limits the MTU size to 176. Now when I try and set the connection...
Hi,
I have a question regarding fast/slow advertising
I'd like to advertise for 180s using a 100ms interval, then switch to a 1s interval, preferably for ever. I set...
I would like to use ADXL335 accelerometer in this nrf52832 custom kit Hackable . I don't have a J-Link but i have this custom programmer Bumpy which is based on the Black...
Hi,
How can wake my nrf52832 based module from system off sleep mode. i am using ' nrf_pwr_mgmt_shutdown()' / ' sd_power_system_off (); 'function to put the device into...
