* +5 V POWER SUPPLY
* 1/32 DUTY CYCLE
* BUILT-IN CONTROLLER (SED1520 OR EQUIVALENT)
* 8-BIT PARALLEL INTERFACE
* 4.2 V LED FORWARD VOLTAGE
* INTERFACE PIN CONNECTIONS
NO. 1 2 3 4 5 6 7 8 9 10~17 18 19 20
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VSS VDD VO Ao CS1 CS2 CL E R/W
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