Hi,my friend,
Now,I use nrf905.Situation is as follows:
I use the NRF PCB circuit of data manual.Nrf905 work, often loss of data.
1.The Product host is to use the stick...
Hi,
I want to use the Blend Micro with more security. I want use a passkey for the Bluetooth connection. For example through the iOS Device.
Is it possible? Static passkey...
How do I receive multiple signals simultaneously at a single receiver (433MHz) with multiple transmitters ?
I am working on a polling system. This one is similar to the audience...
Hello,
I established a connection between my central and peripheral module. Now i want to write characteristic value on peripheral. I tried with sd_ble_gattc_write function...
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,
The sd_softdevice_enable returns 8 (captured with my jlink probe), how can I investigate please ?
Configuration:
SDK 15.0.0, SD_132_6.0.0 with bootloader
In my application, I use the peer manager that has called the fds_init function, should I call it again if I want to use the fds to store my data. Will the peer manager use...
Hello Everyone,
I am using Nordic's Power Profiler Kit to estimate the current consumption of an external board. I have been able to configure it properly and getting results...
On nrf52840 I get a current of ~10 uA while sleeping. At the moment I don't run any code and don't start up the softdevice. I go directly to sleep with __WFE(). The result...
Hi All!
Faced with big problem with SCANNING procedure (nRF52840)
We have a BLE network : one CENTRAL and up to 6 PERIPHERALs can be connected simultaneously to the CENTRAL...
I want to detect high to low transitions on 28 GPIO independently. I've read in other posts you can configure 4 pin interrupts or a port interrupt for all pins, but I'm not...
Hello,
I am currently experiencing some problems, when i try using RTT output and the internal clock.
When using an external crystal, everything is working.
The following...
I am working on Ble tutorial of serivces, In step1 they mentioned to declare m_our_service of type ble_os_t. how can I declare that ?I am not sure to consider m_our_service...
Hello
I have been trying to use this repository: https://github.com/NordicPlayground/nrf51-ADC-examples and upon building, i get several errors due to certain header files...
Hi,
I have a Serialization connection working between a Nordic nRF52 CPU (slave) and an NXP CPU (master), using SPI.
The NXP is starting/stopping a BLE Scan on the Nordic...
Hi, I have some questions about the memory map, ram usuage and linker config for the secure bootloader when used with the S332 (4.05 sd_req 0x94) softdevice. I have tried...
USB Virtual COM
Until now, the development has been done by sending the commands via a USB virtual COM. The received buffer of int is processed and sent to the function...
I have an nrf52832 connected to a UART-USB driver with RTS/CTS. CLI manages the UART connection. Using SDK 14.0.
When HWFC is enabled, if a serial connection is NOT established...
Hi, p0.06 is always high lever when the following codes are executed:
nrf_gpio_cfg_output(6); nrf_gpio_pin_clear(6);
Why?
Softdevice is used in the project.
I have searched through the examples and the documentation (BTW the online document links are broken - the offline documentation is nice however).
From what I can tell...
