youyou yu

Activity

Question asked: bootloader and firmware: Hello, I download the CMSIS DAP sourcecode from the mbedmicro on the github. Then I …
youyou yu - 24 Nov 2014
Answer posted for Question: The build system did not finish successfully. Error 230. - 什么时候能用啊？项目很急呀！
youyou yu - 11 Nov 2014
Question asked: where can I download the firmware for the mbed interface?: Hello, where can I download the firmware for the mbed interface?
youyou yu - 13 Oct 2014
Question asked: What's the model of the interface chip on the mbed LPC1768?: Hello, I have compared several interface chip, such as LPC11U35, k20dx128. But the pin did …
youyou yu - 11 Jul 2014
Question asked: How to change the core ferquency of the MCU?: Hello, I have learn this board for some time.I notice that the MCU use the …
youyou yu - 09 Jul 2014
Question asked: Question about CMSIS-DAP: Hello, I download the whole project source codes at: https://github.com/NordicSemiconductor/CMSIS-DAP/tree/V0216, then I use the KEIL …
youyou yu - 08 Jul 2014
Question asked: Download codes by J-Link V7 no longer support?: Hello, Yesterday,I use the online IDE and compile a project.Then I download the hex file …
youyou yu - 17 Jun 2014
Question Doing an action for a specific time marked as solved by answer: Hello,I think these references may help you: http://mbed.org/handbook/Ticker http://mbed.org/handbook/Timeout
youyou yu - 13 Jun 2014
Question asked: Question about multichannel AnalogIn: Hello, I test the AnalogIn on the nRF51822. It works fine when I just need …
youyou yu - 11 Jun 2014
Question asked: When I use the BLE function,PWM is not support?: Hello,I added these codes to the example code BLE_HeartRate, but the PWM wave is not …
youyou yu - 10 Jun 2014
New fork of program: BLE_temperature - tmeperature to mobile phone
youyou yu - 10 Jun 2014
New fork of program: MPU6050 - MPU6050 library that is kinda beta and will probably never leave beta but it might …
youyou yu - 10 Jun 2014
Question asked: Question about the communication between MPU6050 and nrf51822: Hello, I modified the sample code BLE_HeartRate to add the function:read the data from MPU6050 …
youyou yu - 10 Jun 2014
Question asked: Question about I2C library: Hello, I use these codes on nRF51822:(section) I2C mpu(P0_22,P0_20); int main() { char cdd[2]={PWR_MGMT_1,0x03}; mpu.frequency(100000); …
youyou yu - 29 Apr 2014
Question asked: Question about opensource: Hello, Does this board offer schematic?I cant't find it. By the way, the atmel MCU …
youyou yu - 15 Apr 2014
Question question about AnalongIn marked as solved by answer: See: http://mbed.org/platforms/Nordic-nRF51822/. p16 is not an AnalogIn pin. What you see is an error pattern, …
youyou yu - 15 Apr 2014
Question asked: question about AnalongIn: I programed following code: AnalogIn ain(p16); DigitalOut led(LED1); int main() { while (1){ if(ain > …
youyou yu - 14 Apr 2014
Answer posted for Question: what's the frequency of crystal, 16MHz or 8MHz? - Hello Yuting, I have meet the problem as you said,but not have solved. I used …
youyou yu - 11 Apr 2014