I am trying to find out the part number of the antenna (I assume it is a PCB antenna) used in the nRF51 DK ( www.nordicsemi.com/.../nRF51-DK) . I found a lot of similar questions...
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I am using the NRF52 Development board, on Keil uVision, to implement a C program that uses Dynamic Structs. The Structs re-size themselves ( by increasing their capacity...
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I have an NRF51822 (redbealab ble nano) that I would like to use to count pulses in very low power mode.
Pulses are asynchronous
The rate of pulses can...
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I'm attempting to read a PT-100 sensor value that is part of a voltage divider using a nRF52.
Both the reference resistor and the PT-100 is sampled while the voltage...
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I have been searching the forums, but were not able to find an answer to my question.
I'm trying to sample 4 analog inputs on the nRF51-DK using the ADC hal. (SDK10...
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I have been trying to get two NRF24L01 chips communicate with each other since a week now, without much success. All what I can find on the net is Arduino examples using...
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I have done several projects with the nRF905. I know the device quite well. Normally I use the CD, AM and DR interrupt pins to determine the status of the device, my current...
I currently have a dualbank bootloader setup and I'm trying to change it to singlebank. If I burn the singlebank bootloader with the jlink it works fine, but if I use the...
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I modified ble_nus_c to manage multiple connections.
The first time (first client) i call sd_ble_uuid_vs_add in init, it returns OK. The second time ERR_NO_MEM...
both for APP_UART_FIFO_INIT and APP_UART_INIT i never receive APP_UART_DATA_READY
but at least i get APP_UART_DATA sometimes .
most of the times i get APP_UART_COMMUNICATION_ERROR...
I'm trying to monitor the time a signal is high/low on a GPIO. It seems to work alright with timers and PPI, but I wish there was a way to reset the timer upon capture.
...
Hi,
What is the largest possible value of "MAX_VAL" for application timer given below:
"#define APP_TIMER_PRESCALER 0"
"#define M_DELAY APP_TIMER_TICKS(MAX_VAL, APP_TIMER_PRESCALER...
Since UART-BLE is an emulation of UART on BLE, is there a need for physical wiring of the pins (RXD, TXD)? Assuming I'm not using RTS/CTS as I have disabled flow control,...
I used to store 10 bytes to flash with pstorage under sdk version 8.2 and it always worked fine. As I also use the mesh app, the timeslot_handler dispatches the pstorage events...
The link below here, has a tutorial about using RTT debuging with keil.
devzone.nordicsemi.com/.../
I don't have keil and i use arm gcc compiler, can you please guide...
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I'm using PCA10028 as central, SDK10.0.0, S130 V1.0.0.
I can discover 180A UUID and characteristic UUIDs which pripheral device provides such as 0x2a29, 0x2a24, 0x2a26...
my project use s110 8.0.0;I'm using nRF51422_xxAC.
And my project have 7 services.all the Characteristics is 81.
But after I had add 23 Characteristics ,I can't add...
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I'm trying to get 128bit service uuid as referring to "ble_app_hrs_c" source code.(S130)
And my test peripheral device provides GAP, DEVICE Information and User service...
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I've detected that when using the NRF51822 under Eclipse and GCC compilers, global variables are not automatically initialized. This is because an error on the startup...
I am having some issues figuring out how to send a simple string or character to my central.
What I want is the peripheral to send an acknowledgement back to the central...
