今天打开52840 keil5 工程,下载程序无法下载成功,提示如下: 在Jlink 配置中(Option for target....-> Debug->Setting )SWDIO也无法显示.如下所示: 前段时间还正常使用,在用SEGGER Embedded Studio for ARM 4.30c开发了另一个开发板后,再次使用keil开发就不正常了. 根据提示,发现JLink使用的版本是V5.10d.难道是版本问题? 在Keil安装目录下,找到:Keil_v5\ARM\Segger 双击
我们还是使用JZ2440学习笔记之第一个裸机程序(Keil-MDK)里面的程序,但是把延时拿掉,要不然单步的时候一直在delay里面: int main(void) { // Set GPF4/5/6 as output. GPFCON = GPF4_out|GPF5_out|GPF6_out; // Pull down will light led, so pull up here. GPFDAT = 0xFF; ){ // Delay(); GPFDAT = 0xEF; // 1110,11
Test access port (TAP) JTAG defines a TAP (Test access port). The TAP is a general-purpose port that can provide access to many test support functions built into a component. It is composed as a minimum of the three input connections (TDI, TCK, TMS)
1.Install gcc-arm-none-eabi https://devzone.nordicsemi.com/tutorials/7/This link shows that development with GCC and Eclipse, As it say we should download .extract and configure arm-none-eabi-gcc. But I find it's hard to download arm-none-eabi-gcc in
# # List of USB ID's # # Maintained by Vojtech Pavlik <vojtech@suse.cz> # If you have any new entries, send them to the maintainer. # The latest version can be obtained from # http://www.linux-usb.org/usb.ids # # $Id: usb.ids,v 1.139 2004/02/14 00:1
Being able to display values for counters, sensors and other debugging information is an important part of software development for microcontrollers. Writing software for PCs is much easier in this regard as there is already a monitor to which you c
USB with NXP Microcontrollers NXP Advantages NXP's microcontroller portfolio features the latest USB technologies, including full- and high-speed USB 2.0 device, host, and On-The-Go (OTG) functions. NXP supports all four transfer types: control, inte