peripheral addressing， single chip systems
programming capabilities， single chip systems
Single Chip Systems DMA Lines
single chip systems programming capabilities
single-chip systems status-register copy
status-register copy， single-chip systems
16 bit single chip microprocessor
16 bits single chip microcomputer
16 bits single-chip computer
32-bit Single Chip Microcomputer
51 series single-chip microcontroller
51 Single Chip Computer
51 Single Chip Microcomputer
51 single-chip microcomputer