七哥

ssd1322速度比较慢，注意时序，该加延时加延时。 D/C位要提前设置

zhangxu56726

hellonsn 发表于 2018-8-16 12:54 I2C slave mode to get data by DMA mode , not the I2C master mode,is that possible ????? yes, I use I2C slave in DMA mode,please scan the example in library.

tanic

问题看懂了，一肚子话不知道怎么用英文表达

废鱼

zwjchinayids 发表于 2018-7-25 15:17 不可以的！，这样做可能会出现WWDG误判。 在"主程序喂狗论"中,最"强有的理论依据"就是---"程序跑飞了可是 ... 我理解的意思是，他要用EWI interrupt，但是在EWI interrupt产生之前喂狗了。最后EWI interrupt中断产生后，导致系统复位。

奏奏奏

hellonsn 发表于 2018-7-25 09:10 That is from the user mannual: In some applications, the EWI interrupt can be used to manage a so ... You can upload your project. Then we can know what your problem is.

ctang

it's easy to fuck code.