80C186EA/80C188EA, 80L186EA/80L188EA
Table6. QFP (EIAJ) Pin Names with Package Location
Address/DataBus Bus Control Processor Control I/O
Name Location Name Location Name Location Name Location
AD0 64 ALE/QS0 10 RESIN 55 UCS 45
AD1 66 BHE(RFSH) 7 RESOUT 18 LCS 46
AD2 68 S0 23 CLKIN 16 MCS0/PEREQ 40
AD3 70 S1 22 OSCOUT 17 MCS1/ERROR 41
AD4 74 S2 21 CLKOUT 19 MCS2 42
AD5 76 RD/QSMD 9 TEST/BUSY 29 MCS3/NCS 43
AD6 78 WR/QS1 8 PDTMR 38 PCS0 54
AD7 80 ARDY 20 NMI 30 PCS1 52
AD8(A8) 65 SRDY 27 INT0 31 PCS2 51
AD9(A9) 67 DT/R 37 INT1/SELECT 32 PCS3 50
AD10(A10) 69 DEN 39 INT2/INTA0 35 PCS4 49
AD11(A11) 71 LOCK 28 INT3/INTA1/ 36 PCS5/A1 48
AD12(A12) 75 HOLD 26 IRQ PCS6/A2 47
AD13(A13) 77 HLDA 25 N.C. 11, 14, T0OUT 57
AD14(A14) 79 15,63 T0IN 59
AD15(A15) 1 T1OUT 56
A16 3
Power
T1IN 58
A17 4
Name Location
DRQ0 61
A18 5
VSS 12,13, 24,
DRQ1 60
A19/S6 6
53,62
VCC 2,33, 34,
44,72, 73
NOTE:
Pin names in parentheses apply to the 80C186EA/80L188EA.
17
17