MICROCONTROLLER DEVICE WITH MULTIPLE INDEPENDENT MICROCONTROLLERS

A microcontroller device has a housing with a plurality of external pins. a first microcontroller with a first central processing unit (CPU), a first system bus coupled with the first CPU, first memory coupled with the first system bus, and a first plurality of peripheral devices coupled with the first system bus, and a second microcontroller with a second central processing unit (CPU), a second system bus coupled with the second CPU, second memory coupled with the second system bus, and a second plurality of peripheral devices coupled with the second system bus, wherein first and second microcontroller communicate only via a dedicated interface. 本发明揭示种微控制器装置，其具有：外壳，其具有多个外部引脚；第微控制器，其具有第中央处理单元CPU、与所述第CPU耦合的第系统总线、与所述第系统总线耦合的第存储器及与所述第系统总线耦合的第多个外围装置；及第二微控制器，其具有第二中央处理单元CPU、与所述第二CPU耦合的第二系统总线、与所述第二系统总线耦合的第二存储器及与所述第二系统总线耦合的第二多个外围装置，其中第微控制器及第二微控制器仅经由专用接口而通信。