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Toshiba TLCS-900/H1 Series Manual page 77

Original cmos 32-bit microcontroller
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3.5.5
Port 5 (P50 to P57)
Port 5 is an 8-bit general-purpose output port.
In addition to functioning as a general-purpose I/O port, port 5 can also function as an
address bus (A8 to A15).
AM1
0
0
1
1
A8 to A15
Port read data
AM0
Function Setting after Reset is Released
0
1
0
1
P5FC register
P5 register
Figure 3.5.9 Port 5
92CH21-75
Don't use this setting
Address bus (A8 to A15)
Address bus (A8 to A15)
Output port
S
0
1
Selector
TMP92CH21
P50 to P57
(A8 to A15)
2009-06-19

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