Epson TM-U950P Specifications - Page 39
V Signal Sender Characteristics
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5 V Signal Sender Characteristics Characteristics Symbol Specifications Min Max Conditions Output HIGH voltage VOH *2.4 V 5.5 V *IOH=0.32mA Output LOW voltage VOL - - ** While the power is OFF Output HIGH current IOH - 0.32 mA VOH=2.4V Output LOW current IOL - ** - While the power is OFF ** No guarantee is offered to VOL and IOL while the power is OFF. 6) Compatibility Mode Data nStrobe Data n tHold-1 Data n+1 Busy nAck tSTB tSetup tReady tBusy tHold-2 Peripheral Busy tReply tACK tnBUSY tNext Characteristics Data Hold Time (host) Symbol Specifications Min Max tHold-1 -- 500 Data Hold Time (printer) tHold-2 -- -- Data Setup Time tSetup -- 500 STROBE Pulse Width tSTB -- 500 READY Cycle Idle Time tReady -- -- BUSY Output Delay Time tBUSY 0 500 Data Processing Time tReply 0 ¥ ACKNLG Pulse Width tACK 500 10ps BUSY Release Time tBUSY 0 e ACK Cycle Idle Time tNEXT -- ¥ * The printer latches data at a nStrobe ¯timing. TITLE EPSON TM-U950/U950P Specification (STANDARD) SHEET NO. REVISION AD NEXT 1273-4 SHEET 1272-3