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ST62T10BD1/OTP Datasheet(PDF) 9 Page - STMicroelectronics |
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ST62T10BD1/OTP Datasheet(HTML) 9 Page - STMicroelectronics |
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9 / 104 page  ST6208C/ST6209C/ST6210C/ST6220C 9/104 3 MEMORY MAPS, PROGRAMMING MODES AND OPTION BYTES 3.1 MEMORY AND REGISTER MAPS 3.1.1 Introduction The MCU operates in three separate memory spaces: Program space, Data space, and Stack space. Operation in these three memory spaces is described in the following paragraphs. Briefly, Program space contains user program code in OTP and user vectors; Data space con- tains user data in RAM and in OTP, and Stack space accommodates six levels of stack for sub- routine and interrupt service routine nesting. Figure 3. Memory Addressing Diagram PROGRAM SPACE PROGRAM INTERRUPT & RESET VECTORS ACCUMULATOR RAM X REGISTER Y REGISTER V REGISTER W REGISTER 000h 03Fh 040h 07Fh 080h 081h 082h 083h 084h 0C0h 0FFh DATA SPACE 000h 0FF0h 0FFFh MEMORY WINDOW DATA ROM RESERVED HARDWARE CONTROL REGISTERS 0BFh (see Table 2) (see Figure 4 on page 10) 1 |
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