The FLL features digital frequency locked loop (FLL) hardware that, in conjunction with a digital modulator, stabilizes the DCO frequency to a programmable multiple of the watch crystal frequency.
在FLL功能数字频率锁定环(FLL)的硬件，与数字调制器，稳定会计频率可编程多的观赏晶体频率。
It consists of high frequency PWM boost chopper and digitalized SPWM inverter. It features IGBT multiple protection and special design for the protection of locomotive from EMI.
该电源由PWM高频升压斩波器及数字化控制SPWM逆变器组成，具有IGBT多重保护及机车抗emi特殊设计。
Methods High frequency probe is applied in 20 cases of eye and orbit tumor with multiple setions to observe the features of ultrasonic imaging.
方法用高频探头对眼内及眶内肿瘤患者进行多切面扫查以观察肿物的声像图特征。
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