Microcontroller programmable system on a chip
First Claim
1. A microcontroller comprising:
- a plurality of programmable analog circuit blocks;
a plurality of programmable digital circuit blocks;
a programmable interconnect coupling the analog circuit blocks and the digital circuit blocks; and
a bus coupling analog input/output data and digital input/output data for the analog circuit blocks and the digital circuit blocks.
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Abstract
Embodiments of the present invention are directed to a microcontroller device having a microprocessor, programmable memory components, and programmable analog and digital blocks. The programmable analog and digital blocks are configurable based on programming information stored in the memory components. Programmable interconnect logic, also programmable from the memory components, is used to couple the programmable analog and digital blocks as needed. The advanced microcontroller design also includes programmable input/output blocks for coupling selected signals to external pins. The memory components also include user programs that the embedded microprocessor executes. These programs may include instructions for programming the digital and analog blocks “on-the-fly,” e.g., dynamically. In one implementation, there are a plurality of programmable digital blocks and a plurality of programmable analog blocks.
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Citations
14 Claims
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1. A microcontroller comprising:
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a plurality of programmable analog circuit blocks; a plurality of programmable digital circuit blocks; a programmable interconnect coupling the analog circuit blocks and the digital circuit blocks; and a bus coupling analog input/output data and digital input/output data for the analog circuit blocks and the digital circuit blocks. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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8. A method of providing a dynamically programmable analog/digital communication interface circuit, comprising:
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configuring a plurality of programmable analog circuit blocks to implement at least one of a plurality of analog functions, configuring a plurality of programmable digital circuit blocks to implement at least one of a plurality of digital functions; and configuring a routing matrix to couple analog data and digital data between the programmable analog circuit blocks and the programmable digital circuit blocks. - View Dependent Claims (9, 10, 11, 12, 13, 14)
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Specification