SOP44 DIP40 DIP40 SOP44 15 1 40 35 17 2 39 36 19 3 38 37 21 4 37 38 24 5 36 39 26 6 35 40 28 7 34 41 30 8 33- - 16 9 32 42 18 10 31 5 20 11 30 6 22 12 29 (DIP18) 3 - 13- 28 8 27 14 27 9 29 15 26 10 31 16 25 11 34 17 24 (J3) 23 (J3) 3 18 (DIP29) 23 14 2 19 22- - 32 (J1)* 20 (J1)* 21 12 Not. SOP 1, 44, 23 connected to (J3) and DIP24 SOP 13* connected to (J1) SOP 33 connected to (J2) - (Not connected, unused) J1, J2, J3 (Jumper) J1 - Connected to SOP13 J2 - Connected to SOP33 J3 - Connected to DIP24 and SOP23 JP3 - Jumper function Short 1 to 2: Word Short 2 to 3: Byte