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EM6603WW27 Datasheet(PDF) 4 Page - EM Microelectronic - MARIN SA |
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EM6603WW27 Datasheet(HTML) 4 Page - EM Microelectronic - MARIN SA |
4 / 39 page EM6603 03/02 REV. G/439 Copyright 2002, EM Microelectronic-Marin SA 4 www.emmicroelectronic.com Table 1. Pin Description Pin Number Pin Name Function Remarks 1 port A, 0 input 0 port A interrupt request; tvar 1 2 port A, 1 input 1 port A interrupt request; tvar 2 3 port A, 2 input 2 port A interrupt request; tvar 3 4 port A, 3 input 3 port A interrupt request; event counter input 5 port B, 0 input / output 0 port B buzzer output 6 port B, 1 input / output 1 port B 7 port B, 2 input / output 2 port B 8 port B, 3 input / output 3 port B 9 test test input terminal for EM test purpose only (internal pull-down) 10 Qout/osc 1 crystal terminal 1 11 Qin/osc 2 crystal terminal 2 (input) Can accept trimming capacitor tw. Vss 12 Vss negative power supply terminal 13 STB/RST strobe / reset status µC reset state + port B, C, D write 14 port C, 0 input / output 0 port C interrupt request 15 port C, 1 input / output 1 port C interrupt request 16 port C, 2 input / output 2 port C interrupt request 17 port C, 3 input / output 3 port C interrupt request 18 port D, 0 input / output 0 port D SWB Serial Clock Output 19 port D, 1 input / output 1 port D SWB Serial Data Output 20 port D, 2 input / output 2 port D 21 port D, 3 input / output 3 port D 22 reset reset terminal Active high (internal pull-down) 23 Vreg internal voltage regulator Needs typ. 100nF capacitor tw. Vss 24 Vdd positive power supply terminal Figure 3.Typical Configuration For Vdd less then 1.4V it is recommended that Vdd is connected directly to Vreg For Vdd>1.8V then the configuration shown in Fig.3 should be used. |
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