Radio Shack TRS-80 - Page 88

Vee
74lS367
D1D • I I
WR*D--------------------
q
RD*D I q
~
o >
K1
Vee
ITO com"o<
AO_
~~~D
A4
A5
A6
A7D----·
74LS30
74LS02
Vee
< I
POWER SUPPl)E AC
A12
SFFF*
A13C:>- q
A14r':>------·
AsD------------
A9D--------------
A1OD--------
A11~ -
A15
Z3
74lS30
00
...:J
FIGURE 20. MemoryMapped Coffee Pot Control