We can Unlock Microcontroller AT80F52 Heximal, please view the Microcontroller AT80F52 features for your reference:
A variety of packaging options are available. Depending on application and production requirements, the proper device option can be selected using the information in this section when Unlock Microcontroller.
When placing orders, please use the AT80F52 Product Identification System at the back of this data sheet to specify the correct part number if Unlock Microcontroller.
Microchip offers a QTP programming service for factory production orders. This service is made available for users who choose not to program medium-to-high quantity units and whose code patterns have stabilized. The devices are identical to the Flash devices but with all Flash locations and fuse options already programmed by the factory if Unlock Microcontroller.
Certain code and prototype verification procedures do apply before production shipments are available. Please contact your local Microchip Technology sales office for more details before Unlock Microcontroller.
Microchip offers a unique programming service, where a few user-defined locations in each device are programmed with different serial numbers. The serial numbers may be random, pseudo-random or sequential after Unlock Microcontroller.
Serial programming allows each device to have a unique number, which can serve as an entry code,password or ID number. The high performance of the AT80F52 devices can be attributed to a number of architectural features commonly found in RISC microprocessors when Unlock Microcontroller.
To begin with, the AT80F52 devices use a Harvard architecture in which program and data are accessed on separate buses. This improves bandwidth over traditional von Neumann architectures where program and data are fetched on the same bus if Unlock Microcontroller.
Separating program and data memory further allows instructions to be sized differently than the 8-bit wide data word. Instruction opcodes are 12 bits wide, making it possible to have all single-word instructions. A 12-bit wide program memory access bus fetches a 12-bit instruction in a single cycle when Unlock Microcontroller.
A two-stage pipeline overlaps fetch and execution of instructions. Consequently, all instructions (33) execute in a single cycle (1 ìs @ 4 MHz) except for program branches. The table below lists program memory (Flash) and data memory (RAM) for the AT80F52 devices before Unlock Microcontroller.