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, we use the Fanstel BT40 design a RS232 & USB carrier board, when we use battery 3.3V to VDD, there is a DC2.8V output from VDDH. VDDH should be power input, why there...
As known in SDK nrf there is a function battery_level_in_percent() used to calculate battery percentage but it is only true for the CR2032 battery. Currently, I am using AAA...
My application uses a SPI LED driver, which I routed on a PCB to the most convenient pins for routing.
I have already tested my firmware on a nRF52833 DK with an Arduino...
Hello, I'm a beginner at developping nrF52832. My problem is completely similar to this one : devzone.nordicsemi.com/.../add-saadc-peripheral-and-others-to-example-project...
I am trying to measure single-phase mains voltage (240v, 50Hz) by stepping down the voltage to 200mv using a voltage divider and read it with the ADC pin of the controller...
Using NB- IOT JIO SIM in india, not connecting asset tracker Work Up to RRC Connected and stuck there. This is custom code very similar to asset tracker example. We are using...
Dear Sir.
Using the mqtt_simple project , I inserted a 1 sec timer.
Within the timer I want to use the publish routine like this
data_publish(&client,MQTT_QOS_1_AT_LEAST_ONCE...
Hello everyone, we are developing a heart hare accessory for the phone and we want to show the battery status directly on the phone. I found it can show up in the Windows...
Hi, I run nRF5 SDK 15.3.0 with SES 4.30c on a PCA10040. Yesterday I upgraded to nRF5 SDK 17.0.2 and SES 5.60. When I connected PCA10040 I got a message that something wanted...
Hi everyone,
I write a firmware to read the values from a 6-axis IMU and some force sensors. I want to sample with a frequency of 100-200Hz, to store the data in a buffer...
Hello,
I have already a Thingy:91 running and sending me data over MQTT using the mqtt_simple Sample.
Now I wantet do change the broker to one with credentials but unfortunately...
While debugging this code https://github.com/Rallare/fw-nrfconnect-nrf/blob/nrf9160_samples/samples/nrf9160/adc/src/main.c using nrf9160dk getting error "device_get_binding...
