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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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ATtiny43U датащи(PDF) 143 Page - ATMEL Corporation |
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ATtiny43U датащи(HTML) 143 Page - ATMEL Corporation |
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143 / 182 page  143 8048B–AVR–03/09 Figure 19-1. Parallel Programming Table 19-10. Pin Name Mapping Signal Name in Programming Mode Pin Name I/O Function WR PA0 I Write Pulse (Active low). XA0 PA1 I CLKI Action Bit 0 XA1/BS2 PA2 I CLKI Action Bit 1. Byte Select 2 (“0” selects low byte, “1” selects 2’nd high byte). PAGEL/BS1 PA3 I Byte Select 1 (“0” selects low byte, “1” selects high byte). Program Memory and EEPROM Data Page Load. OE PA5 I Output Enable (Active low). RDY/BSY PA6 O 0: Device is busy programming, 1: Device is ready for new command. DATA I/O PB7-PB0 I/O Bi-directional Data bus (Output when OE is low). Table 19-11. Pin Values Used to Enter Programming Mode Pin Symbol Value PAGEL/BS1 Prog_enable[3] 0 XA1/BS2 Prog_enable[2] 0 XA0 Prog_enable[1] 0 WR Prog_enable[0] 0 VCC +5V GND CLKI/PA6 PA5 PA4 PA0 PA3 PA1 PA2 PB7 - PB0 DATA RESET/PA7 +12 V PAGEL/BS1 XA0 XA1/BS2 OE RDY/BSY WR |
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