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6. PARALLEL INTERFACE ............................................................. 29
6.1 Bidirectional Parallel Interface (IEEE1284) ............................................ 29
6.1.1 Compatibility Mode (Host → Printer communication :
Centronics compliant) ....................................................................29
6.1.2 Reverse Mode (Printer → Host communication) ..........................29
6.1.3 Connector Pin Configuration..........................................................30
6.2 Description of Input and Output Signals............................................... 31
6.2.1 Input and Output Signals ...............................................................31
6.2.2 Electrical Characteristics.................................................................32
6.2.3 Timing Chart (Compatibility Mode) ..............................................33
6.2.4 Data Reception Control...................................................................33
6.2.5 Buffering ..........................................................................................33
7. SERIAL INTERFACE .................................................................. 34
7.1 Specifications .......................................................................................... 34
7.2 Connector Pin Configuration..................................................................35
7.3 Description of Input and Output Signals............................................... 36
7.3.1 Input and Output Signals ...............................................................36
7.3.2 Error Detection ................................................................................37
7.3.3 Data Reception Control...................................................................37
7.3.4 Buffering ..........................................................................................37
7.3.5 Electrical Characteristics.................................................................38
8. DRAWER KICK-OUT CONNECTOR AND POWER CONNECTOR...
39
8.1 Specifications of Drawer Kick-Out Connector ...................................... 39
8.1.1 Drawer Kick-Out drive signal .........................................................39
8.1.2 Electrical characteristics .................................................................39
8.1.3 Connector Pin Configuration..........................................................39
8.1.4 Drive Circuit ..................................................................................... 40
8.2 Specifications of the Power Connector .................................................40
9. MAINTENANCE AND SERVICE ............................................... 41