描述:Quartz Crystal Resonator HC49/UP Short 2 Pad Surface Mount (SMD) 3.2mm Height Metal Resistance Weld Seal 12.270MHz ±50ppm/100ppm over -40°C to +85°C Brand Name:Ecliptek 是否无铅:不含铅 是否Rohs认证:符合
仿真过程中,IO口插拔,电平变化本应进入中断但却转入下方错误,不断在此处循环。到底是因为什么原因导致,要怎么去解决。unsigned long int#ifdef __PICC__#warning TODO: update cgpic and this file to use the other prototype__lldiv(unsigned long int divisor, unsigne
评论