https://community.nxp.com/t5/8-bit-Microcontrollers/The-Classification-and-Application-of-Microcontrollers/m-p/1441580#M23499 <P><SPAN><A href="https://www.apogeeweb.net/electron/popularization-of-science-mcu.html" target="_self"><STRONG>Microcontrollers </STRONG></A>are classified into two types based on their memory type: those with no on-chip ROM&nbsp; and those with on-chip ROM,&nbsp; The chip without on-chip ROM&nbsp; must be used externally with EPROM&nbsp;(typically 8031); the chip with on-chip ROM&nbsp; is classified as on-chip EPROM (typically 87C51), MASK on-chip mask&nbsp;ROM&nbsp; (typically 8051), on-chip Flash (typically 89C51), and other types.</SPAN></P><P><SPAN>MCUs are classified into two types based on their intended use: general-purpose and special-purpose. It is classified into4,&nbsp;8, 16, and 32-bit MCUs based on the width of the data bus and the number of data bytes that can be processed at the same time.</SPAN></P> Sat, 09 Apr 2022 08:43:20 GMT xiaoye 2022-04-09T08:43:20Z https://community.nxp.com/t5/8-bit-Microcontrollers/The-Classification-and-Application-of-Microcontrollers/m-p/1441580#M23499 <P><SPAN><A href="https://www.apogeeweb.net/electron/popularization-of-science-mcu.html" target="_self"><STRONG>Microcontrollers </STRONG></A>are classified into two types based on their memory type: those with no on-chip ROM&nbsp; and those with on-chip ROM,&nbsp; The chip without on-chip ROM&nbsp; must be used externally with EPROM&nbsp;(typically 8031); the chip with on-chip ROM&nbsp; is classified as on-chip EPROM (typically 87C51), MASK on-chip mask&nbsp;ROM&nbsp; (typically 8051), on-chip Flash (typically 89C51), and other types.</SPAN></P><P><SPAN>MCUs are classified into two types based on their intended use: general-purpose and special-purpose. It is classified into4,&nbsp;8, 16, and 32-bit MCUs based on the width of the data bus and the number of data bytes that can be processed at the same time.</SPAN></P> Sat, 09 Apr 2022 08:43:20 GMT https://community.nxp.com/t5/8-bit-Microcontrollers/The-Classification-and-Application-of-Microcontrollers/m-p/1441580#M23499 xiaoye 2022-04-09T08:43:20Z