# 170 questions

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## Configure nRF24l01

Hello, I want to use multiceiver mode nRF24l01. For 4 transmitters. When setting up the receiver, I can only receive data from the tube 0. I can not understand how to tell the transmitter that it is a transmitter for ... (more)

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## switch between RX and TX mode in nRF24L01+

Hej,

I'm working with the nRF24L01+ and the ATmega328p programmed in c. The goal is to have both TX and RX mode in the same device, mainly work as RX but in certain conditions work as TX. There seems ... (more)

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## configure nRF24l01 [closed]

Please help to understand. How to configure nRf24L01 receiver for 4-pipe (pipe 0, pipe 1, pipe 2, pipe 3 ). But most importantly, how to specify the transmitter settings that it transmits to the second transmitter through the pipe 1, for ... (more)

34
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## NRF24L01P data pipe forbidden numbers

Dear friends,

I'm developing a prototype which use two NRF24L01+ and the auto ack and Enhanced ShockBurst only works with symmetrical data pipe address numbers.

Per example, in both devices, RX_ADDR_P0 = 01 00 00 00 01 and TX_ADDR = 01 ... (more)

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## Seeking nrf24L01-PA-LNA datasheet

Just that! Where can I find the nrf24L01-PA-LNA datasheet?

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## Has anyone gotten the nRF24L01 to work with PSoC 3/4/5?

Im currently working on a project and long story short im stuck on getting the nRF24l01 to communicate. I believe I have the Tx side of things working, however as I do not have a serial monitor and am relying ... (more)

50
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## What is the maximum number of Nrf24L01 devices i can connect to 1 ?

Hi,

I 'll need to comunicate whith many Nrf24L01 ( more than 20) and 1 nrf on a raspberry pi. Is that it is possible ?

thanks

Testa.

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## NRF24L01+ can not REcieved NRF51822 ACK in ESB!!!?

i have a setup with one NRF24L01+ as PTX and one NRF51822 as PRX

my problem is that the data sended ok and ack sended to NRF24L01+(i assume that by NRF_ESB_EVENT_TX_SUCCESS) but NRF24L01+ does not recieve it and MAX_RT ... (more)

52
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## nrf51822 and nrf24l01+ (esb)

Hi

i wanna create a connection between nrf24l01+ and nrf51822 with esb

in nrf51822 side i'm using sdk12.02 example and i need help for nrf24l01+ side

recommend me library or a method to setup

tnx

55
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## problem communicating with NRF24L01+? How to choose pipeline address?

hello, im from india im using nrf24l01+ for my project to transmit and receive data between two arduinos. i tried all tutorial basic programs but i cant sucessfully send and recieve data finally i found out while creating the pipe ... (more)

64
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2

## what C libraries are used with your nrf24l01 and an avr processor?

I see a number of libraries described on line but can't tell which is most appropriate for the avr processors.

49
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## nRF51822 : concurrent connection with another bluetoothLEs and some nRF24l01+

Hi

i want to have a concurrent connection in nRF51822 with BLEs and some nRF24l01+.

• is it possible ?
• is available example
• for it ? which SDK support ?

tnx

32
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## Operate nRF24L01 below 2400mhz?

We are working on a project that will operate in the MBAN frequency range of 2360-2390mhz. One of our current products utilizes the nRF24L chip, and we were interested in operating (even at reduced efficiency) our current hardware in that ... (more)

35
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## NFR24L01+ Range with external SMA Antenna

Hi!

Does someone tested the range of newer NFR24L01+ module with external SMA Antenna? Any result?

As we are looking for a module with a range of ~1000m line of sight and ~500m including few buildings or walls on the ... (more)

22
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## Reset of the PLOS_CNT ?

Hi,

It is indicated on page 59 of the datasheet (rev1.0), concerning the register nr.8 OBSERVE_TX, that "the counter PLOS_CNT is reset by writing to RF_CH. See page 75." However, I do not see anything on page 75 ... (more)

91
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1

Hi everyone. I am working on a project while doing my undergrad in EE and am confused on a few things.

I am using Raspberry Pi 3s with the NRF24L01 (NRFL) chip and code from here to transmit data back ... (more)

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## nRF24L01+ doesn't communicate after first burst

I have a transmitter that sends 24 bytes of data every 10 ms. Whenever I run the receiver I only get new data once, then nothing. Here's my code

void mirf_config()
{
uint8_t initial_config = 0;
// Set RF channel
mirf_config_register(RF_CH ...
(more)

755
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## nRF24L01+ ACK with payload basic question

After some days trying a very simple tx/rx, reading each page of the manual, looking at at this developer zone, etc. I´m still in trouble, with many distinct partial results, but none with a complete round trip.

I ... (more)

38
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## Duoceiver feature - nRF24L01+ ??????

We are intensively using nRF2401A transceiver. Due to the fact that it's now not recommended for new desings, we are about to migrate to nRF24L01+

The problem is that we are indeed using the nRF2401A’s Duoceiver feature (Simultaneous ... (more)

52
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2
1

## Digital capacitors and NRF24L01+

Hi, possibly a bit of a stupid question but here we go:

I'm developing a prototype system, which includes my own design of sensor modules that transmit their data via nrf24l01+'s to a base station. One is located ... (more)

172
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1
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1

## How to send an array of bytes from one NRF24L01 to another?

I know it is a pretty basic question but I can't manage to understand the documentation enough to pass the tutorial predeterminate code. If someone could help and tell where I can find the information about sending an array ... (more)

43
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1
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1

## Promiscuous listen for nRF24L01+

I would like for the nodes in the network to be able to talk to any other node, even if the other node address are not pre-configured.

For example, I would like to be able to add nodes and have ... (more)

189
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## Communication nrf24LE1 and nrf24L01+

I'm trying to accomplish a communication from the nrf24LE1 to the nrf24L01+. The nrf24L01+ is hooked up to an Arduino UNO. The nrf24LE1 is flashed with the "enhanced_shockburst_ptx_nrf24le1.hex" from the nRFgo SDK V2.3.0.10040. On the ... (more)

111
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## Could this be counterfeit nRF24L01+

Recently I had some strange bugs in few production devices. I inspected newer device markings and they look a bit different:

1. Pin 1 marking is square not circle.
2. Build code is 0.

Can somebody from Nordic confirm that this is ... (more)

38
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## nRF24L01 timing CE/IRQ

Hello,

I've checked the timing diagrams for the CE and IRQ on the datasheet but I would like to know if anyone has actually tested them with an oscilloscope? If yes could you let me know how close tot ... (more)

302
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## nRF24L01+ Fake?

Hi,

I'm using a RF module with nRF24L01+. Sometimes the RF stop working, the module keep replying status of no rx data (all pipes).

The device is embedded into a device used along with valves and motors. I guess ... (more)

254
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1
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1

## How to send .txt file using nRF24L01+ with Arduino?

Hi!

I'm doing an Arduino .txt file sending project using the nRF24L01+. But i'm quite a noob in this so i'd like a bit of advice.

I'm using an Arduino Uno, and I made work simple ... (more)

78
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1
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1

## nRF8001 and nRF24L01+ on one Arduino

Is it possible for one Arduino Uno to have a BLE nRF8001 module and a nRF24L01+ module wired to it (allowing each module to communicate simultaneously)? According to the wiring diagrams, they utilize the same pins. Therefore, will I need ... (more)

73
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1

## receive other packets during (ART) [nRF24L01]

In section 7.5.2 of the nRF24L01 Datasheet it states:

PTX enters RX mode and waits a time period for an ACK packet each time a packet is transmitted.

During this time, are all 6 reading pipes listening or ... (more)

99
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## nrf24l01+: ack payload length > 1 on PRX TX'ed => Same data as first byte RX'ed on PTX.

I have two NRF24L01+ modules - I am not sure if they are fake?

One node acts as PTX and another as PRX.

On both devices i have the features auto_ack and ack_payload enabled.

I can send data between PTX and ... (more)

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