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...
to me it made sense that EN_AA settings are controlling the receiving pipes if an ACK has to be sent back upon receiving a valid packet.
then i thought that the settings...
If an app is advertising on all channels, and receives a SCAN_REQ on 37, will it transmit the ADV_IND (and potentially SCAN_RSP) on 38 and 39, or is advertising interrupted...
I am attempting to use sscanf() on nRF51822. However the chip simply freezes when reaching that part of the code. Do I need to add anything in the toolchain to make it work...
I'm using nrf51, I noticed that when I disable some functions calling (in the file flash_memory_management.c ), the behavior or the function in the file ( fatigue.c ) is correct...
Hello ,
Easy question, I am using the nRF52832 and am trying to find out if all gpio pins have gpiote functionality? And if so can all gpios be configured as an external...
hi
this is my timers_init(); func
static void timers_init(void)
{
uint32_t err_code;
// Initialize timer module.
APP_TIMER_INIT(APP_TIMER_PRESCALER, APP_TIMER_MAX_TIMERS...
I am writing an App for the Central/Master side using the s130 v1.0.0 SD. I am connecting to the soft device using the python wrappers for the nRF51-BLE-Driver-Win 0.5.0....
I want to write a program in Keil by SPP for communicating with a thermal printer that uses SPP
but I can't find source code about that.
Is this possible to do this with...
Hello
i have nrf52 PAC10036 dev Board.
i am using the visualgdb.
when i try to create the instance of the TWI.
i got the error
please check image for detail.
How i can...
I want to turn off BLE-peripheral Advertising for 8 hours but I want to use another timer with period of 50ms to scan GPIO ,
when I change prescale of
APP_TIMER_INIT(APP_TIMER_PRESCALER...
Hello,
is there a good documenation or introduction about the Programmable Peripheral Interconnect Feature? I read the short part in the Objective Product Specification...
Hi everyone,
I need to use an nRF51822 (MBH7BLZ07-109033) mounted on a custom board.
I want to develop my firmware application on the custom board in such a way I can...
Hello,
I am using nrf51822 doing projects. I met an issuse which is that at the first 6 minutes, it can normaly go into UART interrupt and run subroutine successfully....
I'm testing out TWI on pins 24/25 and I get a crash when I attempt to do a TWI transfer and I find myself in: WDT_IRQHandler ()
I'm using much of the example code:
APP_TWI_INIT...
Hello, I have a few nRF devices, and I am unsure as to which revision the ICs are. Here are the three HWIDs:
0x00AE,
0x0086, and
0x0077
I tried looking into the nRF51_Series_Compatibility_Matrix_v2...
Hi,
I need to sample 2 inputs at 200Hz and send it on an app. Can I send the data at this speed using UART service? I was trying to do it using HRM example but could not...
