Datenblatt-Suchmaschine für elektronische Bauteile |
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SM79108L25 Datenblatt(PDF) 4 Page - SyncMOS Technologies,Inc |
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SM79108L25 Datenblatt(HTML) 4 Page - SyncMOS Technologies,Inc |
4 / 26 page January 2003 Specifications subject to change without notice,contact your sales representatives for the most recent information. 4/26 Preliminary Ver 1.0 SM79108 01/03 SyncMOS Technologies Inc. SM79108 Preliminary Pin Descriptions 40L PDIP Pin# 44L QFP Pin# 44L PLCC Pin# Symbol Active I/O (GPIO) Names 1 40 2 P1.0/T2 i/o bit 0 of port 1 & timer 2 clock out 2 41 3 P1.1/T2EX i/o bit 1 of port 1 & timer 2 control 3 42 4 P1.2/SPWM i/o bit 2 of port 1 & SPWM channel 4 43 5 P1.3 i/o bit 3 of port 1 5 44 6 P1.4 i/o bit 4 of port 1 6 1 7 P1.5/PWM i/o bit 5 of port 1 & PWM channel 7 2 8 P1.6 i/o bit 6 of port 1 8 3 9 P1.7 i/o bit 7 of port 1 9 4 10 RES H i Reset 10 5 11 P3.0/RXD i/o bit 0 of port 3 & receive data 11 7 13 P3.1/TXD i/o bit 1 of port 3 & transmit data 12 8 14 P3.2/#INT0 -/L i/o bit 2 of port 3 & low true interrupt 0 13 9 15 P3.3/#INT1 -/L i/o bit 3 of port 3 & low true interrupt 1 14 10 16 P3.4/T0/ADC0 i/o bit 4 of port 3 & ADC channel 0 & Timer 0 15 11 17 P3.5/T1/ADC1 i/o bit 5 of port 3 & ADC channel 1 &Timer 1 16 12 18 P3.6/#WR/ADC2 i/o bit 6 of port 3 & ADC channel 2 & external memory write 17 13 19 P3.7/#RD/ADC3 i/o bit 7 of port 3 & ADC channel 3 & external memory read 18 14 20 XTAL2 o Crystal out 19 15 21 XTAL1 i Crystal in 20 16 22 VSS Sink Voltage, Ground 21 18 24 P2.0/A8/COM0 i/o bit 0 of port 2 & bit 8 of external memory address & LCCD common 0 output 22 19 25 P2.1/A9/COM1 i/o bit 1 of port 2 & bit 9 of external memory address & LCCD common 1 output 23 20 26 P2.2/A10/COM2 i/o bit 2 of port 2 & bit 10 of external memory address & LCCD common 2 output 24 21 27 P2.3/A11/COM3 i/o bit 3 of port 2 & bit 11 of external memory address & LCCD common 3 output 25 22 28 P2.4/A12/SEG0 i/o bit 4 of port 2 & bit 12 of external memory address & LCCD seg 0 output 26 23 29 P2.5/SEG1 i/o bit 5 of port 2 & LCCD seg 1 output 27 24 30 P2.6/SEG2 i/o bit 6 of port 2 & LCCD seg 2 output 28 25 31 P2.7/SEG3 i/o bit 7 of port 2 & LCCD seg 3 output 29 26 32 #PSEN/SEG4 o program storage enable & LCCD seg 4 output 30 27 33 ALE/SEG5 o address latch enable & LCCD seg 5 output 31 29 35 #EA L i external access 32 30 36 P0.7/AD7/SEG6 i/o bit 7 of port 0 & data/address bit 7 of external memory & LCCD seg 6 output 33 31 37 P0.6/AD6/SEG7 i/o bit 6 of port 0 & data/address bit 6 of external memory & LCCD seg7 output 34 32 38 P0.5/AD5/SEG8 i/o bit 5 of port 0 & data/address bit 5 of external memory & LCCD seg 8 output 35 33 39 P0.4/AD4/SEG9 i/o bit 4 of port 0 & data/address bit 4 of external memory & LCCD seg 9 output 36 34 40 P0.3/AD3/SEG10 i/o bit 3 of port 0 & data/address bit 3 of external memory & LCCD seg 10 output 37 35 41 P0.2/AD2/SEG11 i/o bit 2 of port 0 & data/address bit 2 of external memory & LCCD seg 11 output 38 36 42 P0.1/AD1/SEG12 i/o bit 1 of port 0 & data/address bit 1 of external memory & LCCD seg 12 output 39 37 43 P0.0/AD0/SEG13 i/o bit 0 of port 0 & data/address bit 0 of external memory & LCCD seg 13 output 40 38 44 VDD i Drive Voltage, Vcc 17 23 P4.0 i/o bit 0 of Port 4 28 34 P4.1 i/o bit 1 of Port 4 39 1 P4.2 i/o bit 2 of Port 4 6 12 P4.3 i/o bit 3 of Port 4 |
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