name:         AT89C1051
function:     8-Bit Microntroller
package:      PDIP/SOIC,20
manufacturer: Atmel
added-by:     Procopio Villarreal
comment:      1Kbyte Flash

          +--()--+
      RST | 1  20| VCC
     P3.0 | 2  19| P1.7
     P3.1 | 3  18| P1.6
    XTAL2 | 4  17| P1.5
    XTAL1 | 5  16| P1.4
P3.2/INTO | 6  15| P1.3
P3.3/INT1 | 7  14| P1.2
  P3.4/T0 | 8  13| P1.1/AIN1
     P3.5 | 9  12| P1.0/AIN0
      GND |10  11| P3.7
          +------+

This information was added by a third party and may be incorrect.

This pinout came from the Chipdir:
http://www.chipdir.org/