name: AT90S8515 function: Microcontroller with ISP-Flash package: DIP40,40 manufacturer: Atmel added-by: Uwe Bonnes comment: http://www.atmel.com +--()--+ PB0(T0) | 1 40| VCC PB1(T1) | 2 39| PA0(AD0) PB2(AIN0) | 3 38| PA1(AD1) PB3(AIN1) | 4 37| PA2(AD2) PB4(/SS) | 5 36| PA3(AD3) PB5(MOSI) | 6 35| PA4(AD4) PB6(MISO) | 7 34| PA5(AD5) PB7(SCK) | 8 33| PA6(AD6) /RESET | 9 32| PA7(AD7) PD0(RXD) |10 31| ICP PD1(TXD) |11 30| ALE PD2(INT0) |12 29| OC1B PD3(INT1) |13 28| PC7(A15) PD4 |14 27| PC6(A14) PD5(OC1A) |15 26| PC5(A13) PD6(/WR) |16 25| PC4(A12) PD7(/RD) |17 24| PC3(A11) XTAL2 |18 23| PC2(A10) XTAL1 |19 22| PC1(A9) GND |20 21| PC0(A8) +------+ This information was added by a third party and may be incorrect. This pinout came from the Chipdir: http://www.chipdir.org/