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AT89LS52 数据表(PDF) 25 Page - ATMEL Corporation |
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AT89LS52 数据表(HTML) 25 Page - ATMEL Corporation |
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25 / 39 page ![]() 25 2601C–MICRO–06/08 AT89LS52 Figure 20-1. Programming the Flash Memory (Parallel Mode) Figure 20-2. Verifying the Flash Memory (Parallel Mode) P1.0-P1.7 P2.6 P3.6 P2.0 - P2.4 A0 - A7 ADDR. 0000H/1FFFH SEE FLASH PROGRAMMING MODES TABLE 3-16 MHz P0 P2.7 PGM DATA PROG V/V IH PP V IH ALE P3.7 XTAL2 EA RST PSEN XTAL1 GND V CC AT89LS52 P3.3 P3.0 RDY/ BSY A8 - A12 4.5V - 5.5V P1.0-P1.7 P2.6 P3.6 P2.0 - P2.4 A0 - A7 ADDR. 0000H/1FFFH SEE FLASH PROGRAMMING MODES TABLE 3-16 MHz P0 P2.7 PGM DATA (USE 10K PULLUPS) V IH V IH ALE P3.7 XTAL 2 EA RST PSEN XTAL1 GND V CC AT89LS52 P3.3 A8 - A12 4.5V - 5.5V |
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