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...
I need to upgrade my soft device from "s132_nrf52_2.0.1_softdevice" to "s132_nrf52_4.0.2_softdevice". As i am migrating from SDk11 to SDK13.
While migration i found out...
I'm trying to port my code using pc-ble-driver-1.0.0 to use the latest official version 2.0.0
I see library names changed (from pc-ble-driver-1.0.0.* to pc_ble_driver_shared_sd_api_v3...
Hi,
I got an err_code = 0x00000007 after calling this function.
void system_timer_start(void)
{
uint32_t err_code;
err_code = app_timer_start(m_one_ms_timer_id...
Hi all,
I am making a device which involves using nfr52832(PCA10040) to communicate with a NAND flash through spi to store data acquired from the ADC. After all the data...
Hi,
I set up a 2 GPIOTE interupts like this:
in main.c:
APP_GPIOTE_INIT(3);
err_code = app_gpiote_user_register(&mainUser, 0x00000000, (1 << RF_GPIO2), powerButtonInt...
Hi
I am using sd_ble_gattc_primary_services_discover(conn_handle,0x0001,NULL) to discover primary services on a GATT server. After the first call to this function, I get...
In nRF51 PS, I read typical/max time for AES ECB are respectively 8.5 and 17µs.
What would be those values for the whole AES-CCM operation (ie including MIC computation)...
Hello,
I'm working on a software we've made starting from the "ble_app_uart_s132_pca10040.uvprojx" source code. My "main" (procedure fct) is in the for (;;) of the void...
Hi,
A couple new fixes in listed files to supress gcc errors when -flto enabled.
hardfault_handler_gcc.c
port.c
Patches are in answer below.
Regards,...
I´ve read that the command "lib_aci_close_remote_pipe" is not available on the chip NRF8001 build code C. I need execute this command to solve a bug in the ANCS service. If...
Hi
I have setup and configured Eclipse using the tutorial and all seems to be good, except, I cant flash the binary to the chip. Here is my error when calling flash:
...
Hi folks,
I'm trying to write a program to check out a pair of nRF24L01p modules talking to each other, and I'm a bit confused about two aspects of initialisation:
...
We are using your nRF24l01+ chip in one of our products. we are using 1 nRF as receiver and 5 nRF's as transmitters.
While trying to use the chip with multiciever configuration...
