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S83C654IFBB Datasheet(PDF) 3 Page - NXP Semiconductors |
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S83C654IFBB Datasheet(HTML) 3 Page - NXP Semiconductors |
3 / 28 page Philips Semiconductors Product specification 87C654 CMOS single-chip 8-bit microcontroller 1996 Aug 16 3 CERAMIC AND PLASTIC LEADED CHIP CARRIER PIN FUNCTIONS LCC 6 1 40 7 17 39 29 18 28 Pin Function 1 NC* 2 P1.0 3 P1.1 4 P1.2 5 P1.3 6 P1.4 7 P1.5 8 P1.6/SCL 9 P1.7/SDA 10 RST 11 P3.0/RxD 12 NC8 13 P3.1/TxD 14 P3.2/INT0 15 P3.3/INT1 16 P3.4/T0 17 P3.5/T1 18 P3.6/WR 19 P3.7/RD 20 XTAL2 21 XTAL1 22 VSS Pin Function 23 NC8 24 P2.0/A8 25 P2.1/A9 26 P2.2/A10 27 P2.3/A11 28 P2.4/A12 29 P2.5/A13 30 P2.6/A14 31 P2.7/A15 32 PSEN 33 ALE/PROG 34 NC8 35 EA/VPP 36 P0.7/AD7 37 P0.6/AD6 38 P0.5/AD5 39 P0.4/AD4 40 P0.3/AD3 41 P0.2/AD2 42 P0.1/AD1 43 P0.0/AD0 44 VCC SU00260 * DO NOT CONNECT PLASTIC QUAD FLAT PACK PIN FUNCTIONS Pin Function 1 P1.5 2 P1.6/SCL 3 P1.7/SDA 4 RST 5 P3.0/RxD 6 NC* 7 P3.1/TxD 8 P3.2/INT0 9 P3.3/INT1 10 P3.4/T0 11 P3.5/T1 12 P3.6/WR 13 P3.7/RD 14 XTAL2 15 XTAL1 16 VSS 17 NC* 18 P2.0/A8 19 P2.1/A9 20 P2.2/A10 21 P2.3/A11 22 P2.4/A12 Pin Function 23 P2.5/A13 24 P2.6/A14 25 P2.7/A15 26 PSEN 27 ALE/PROG 28 NC* 29 EA/VPP 30 P0.7/AD7 31 P0.6/AD6 32 P0.5/AD5 33 P0.4/AD4 34 P0.3/AD3 35 P0.2/AD2 36 P0.1/AD1 37 P0.0/AD0 38 VCC 39 NC* 40 P1.0 41 P1.1 42 P1.2 43 P.13 44 P1.4 PQFP 44 34 1 11 33 23 12 22 SU00261 * DO NOT CONNECT LOGIC SYMBOL VSS VCC RST XTAL1 XTAL2 VPP/EA PROG/ALE PSEN RxD TxD INT0 INT1 T0 T1 WR RD SCL SDA SU00262 |
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