LOW-PIN MICROCONTROLLER DEVICE WITH MULTIPLE INDEPENDENT MICROCONTROLLERS
A microcontroller device has a housing with a plurality of external pins having a plurality of input/output 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 o...
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| creator | DUMAIS, Alex TOLLEFSON, Jason WILKIE, Calum WOJEWODA, Igor MICKEY, Dave FALL, Brian KRIS, Bryan CATHERWOOD, Mike SPOHRER, Thomas |
| description | A microcontroller device has a housing with a plurality of external pins having a plurality of input/output 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, 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, and a pad ownership multiplexer unit being controllable to assign control of the input/output pins to either the first microcontroller or the second microcontroller, wherein the number of external pins is less than the sum of a data buswidth of the first and second microcontroller. |
| format | Patent |
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| language | eng ; fre ; ger |
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| subjects | CALCULATING COMPUTING COUNTING ELECTRIC DIGITAL DATA PROCESSING PHYSICS |
| title | LOW-PIN MICROCONTROLLER DEVICE WITH MULTIPLE INDEPENDENT MICROCONTROLLERS |
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