PAK=48,Q REM=MB90F387,455,456,457 (QFP48) REM=37 SIN1 - Prog.TXD REM=39 SOT1 - Prog.RXD REM=23 RST - Prog.RST REM=20 MD2 - LOGIC 1 REM=21 MD1 - LOGIC 1 REM=22 MD0 - LOGIC 0 REM=42 P30 - LOGIC 0 REM=43 P31 - LOGIC 0 REM=25 VSS - GND REM=24 VCC - VCC (Optional) REM=27 X0 - OSC (Optional) 01 AVCC 02 AVR 03 P50/AN0 04 P51/AN1 05 P52/AN2 06 P53/AN3 07 P54/AN4 08 P55/AN5 09 P56/AN6 10 P57/AN7 11 P37/ADTG 12 P20/TIN0 13 P21/TOT0 14 P22/TIN1 15 P23/TOT1 16 P24/INT4 17 P25/INT5 18 P26/INT6 19 P27/INT7 20 MD2#LOGIC 1 21 MD1#LOGIC 1 22 MD0#LOGIC 0 23 RST#RST 24 !VCC#VCC 25 !VSS#GND 26 C 27 !X0#OSC 28 X1 29 P10/IN0 30 P11/IN1 31 P12/IN2 32 P13/IN3 33 P14/PPG0 34 P15/PPG1 35 P16/PPG2 36 P17/PPG3 37 P40/SIN1#TXD 38 P41/SCK1 39 P42/SOT1#RXD 40 P43/TX 41 P44/RX 42 P30#LOGIC 0 43 P31#LOGIC 0 44 P32 45 P33 46 X0A/P35* 47 X1A/P36* 48 AVSS