开发板使用UART1连接芯片,可不可以使用UART1来烧写U-BOOT。如果可以的话,应该把开关设置成什么?
This thread has been locked.
If you have a related question, please click the "Ask a related question" button in the top right corner. The newly created question will be automatically linked to this question.
sft要改成UART1重新编译。
http://processors.wiki.ti.com/index.php/Serial_Boot_and_Flash_Loading_Utility_for_OMAP-L138#Modifications_for_Custom_Boards
UART Settings
您好,按照您给的文件进行了修改,u-boot有打印出信息,但是卡在了Uncompressing Linux... done, booting the kernel.。在网上查找了一些资料,排除了机器码,Uart等问题。使用u-boot的命令查询时,DSP的时钟频率是一个随机的数,要么很大,要么是负数,
U-Boot > bdinfo
arch_number = 0x000009BF
boot_params = 0xC0000100
DRAM bank = 0x00000000
-> start = 0xC0000000
-> size = 0x08000000
ethaddr = 00:00:90:fe:fa:c7
ip_addr = 0.0.0.0
baudrate = 115200 bps
TLB addr = 0xC7FF0000
relocaddr = 0xC7F5F000
reloc off = 0x06EDF000
irq_sp = 0xC7E3EF64
sp start = 0xC7E3EF58
FB base = 0x00000000
ARM frequency = 300 MHz
DSP frequency = 1003371484 MHz
DDR frequency = 300 MHz
请问这个有影响吗?应该怎么修改呢?或者还有其他的什么原因产生卡死现象呢?
用ccs访问rtc寄存器时,出现以下错误:有没有关系呢?谢谢。