why use 50ms and 400ms connection interval for testing the maximum data throughput(2M,247byte payload)?
Because 50ms can only send a pdu , and 400ms can send up to 8 pdu...
Hi,
I am using Keil IDE to develop nRF51822 project.
in main(), the command line
APP_SCHED_INIT(APP_SCHED_MAX_EVT_SIZE, APP_SCHED_QUEUE_SIZE);
has Error : L6218E...
Hello,
I'm new to the Nordic SDK and I would like to ask you for help with implementation of PORT events for revision < 3 in "low power" mode instead of "high power" mode...
Hi Nordic,
I've built a ble app with a custom protocol, but am struggling with storing bonds, when running under freeRtos.
What I see:
central app crashes (hardfault...
Hello All,
I am new to this forum, I have been using nRF51822 for a while, and its a great little BLE chip. I am usinga BLE keyboard to send a key to iphone and I captured...
I WANT COMMUNICATION BETWEEN A NRF51422 AND NRF528321 BOARDS, IN WHICH IN NRF51422 BOARD I WILL MEASURE PWM COUNT(IT IS PHERIPHERAL) AND SEND IT TO NRF528321 BOARD WHICH IS...
Hi,
I've been working on a way to detect and prevent replay attacks when beacons are used for sensor data. This is mostly used for home automation sensors, where I have BLE...
Hi Nordic Community,
I am using the nRF51822 to receive a data stream from the SPIS module and transfer the data directly to a phone over BLE using the S130 softdevice...
This is a follow-up question to devzone.nordicsemi.com/.../
I am using SDK_11 s130 on nRF51-dk.
I discovered that on nRF-UART Android app, notifications are not enabled...
I managed to enable pairing without bonding on ble_app_uart by porting peer manager over from ble_app_gls. I am using SDK11 s130 on nRF51-dk.
I observed some strange behavior...
Hi Nordic's community,
I have an issue when writing uint32_t to a characteristic, i don't understand when i write uint16_t or uin8_t, it works ! but don't when i send an...
Hi,
I would like to add single bank signed DFU support to my project (running on nrf51822AC - 256kb version).
In SDK 10, there was an experimental bootloader with a nice...
Hi,
I want to transmit adv. data AES encrypted everytime. The Basic requirement is to do Encryption with Stream Cipher (Counter Mode) so i want to know when and where to...
Hi,
I am trying to get bonding to work in both iOS and Android versions.
As per the suggestion in : devzone.nordicsemi.com/.../ I used
attr_md.read_perm.sm=1;
attr_md...
I wanted to do pairing without bonding with ble_app_gls s130 SDK_11. I tried setting SEC_PARAM_BOND to 0. However, this caused the device to stop advertising. What is a better...
Hello ! Can I read with SPI registers without any problems from inside a ble_event_handler or a timer_handler or should I expect to have problems due to interrupt priorities...
In the SPIM section of the product spec for the nRF52832, the spec describes sending the STOP task (even if the peripheral is already stopped) and receiving the STOPPED event...
Hi,
If I have a custom board with the NRF51822 operating at VDD=2.4V, would it be possible to program the part using Segger JLINK Lite programmer that comes with the dev...
I am attempting to update the firmware on a DFU V1 device using javascript inside of a cordova app. Due to the time it takes to roundtrip the write response it is going to...
Hello again,
Edit:
I am now only getting these 4 errors after enabling the clock in the nrf_drv_config.h file
I may be able to track down the problem myself if someone...
Hi,
I'm trying to get NFC working on a PCA10040 dev board. Using the nfc/record_url hex file it works fine, so the hardware is obviously ok.
However, when I use the...
I need to save data to flash on an nRF51422. I already have same basic thing working on an nRF52, so I figured the same API calls would work, but they don't. My main symptom...
