Pin1 - +5V
Pin2 - N/C
Pin3 - N/C
Pin4 - +5V thru 4K7
Pin5 - Output pin
Pin6 - N/C
Pin7 - Input pin
Pin8 - GND
Output pin is connected directly to WP pin of external eeprom. Input pin is connected directly to VCC pin of external eeprom. Purpose of program is to disable writing to external eeprom for 3 secconds after power is applyed to eeprom.
I verify condition of GPIO.2 with logic probe.
Regards
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