Toshiba T3200 User Manual page 158

Pin I/O
Signal Name Description
82
I
XA7
X address line bit 7.
83 I XA6 X address line bit 6.
84
I XA5 X address line bit 5.
85 I XA4 X address line bit 4.
86 I
XA3 X address line bit 3.
87 I
XA2 X address line bit 2.
88 I XA1 X address line bit 1.
89 I XA8 X address line bit 8.
90 GND Ground
Read enable signal to the peripheralI/O which is
91
0
XDREAD connected to the X data bus.
This signal is active low.
Each of XD7 - XDO is X data bus. Read or write
operation to the DMA page register and read
92
I/O
XDO operation to the system status are performed
through this bus.
X data bus bit O.
93 I/O XD1
X data bus bit 1.
94 I/O
XD2 X data bus bit 2.
95 I/O XD3 X data bus bit 3.
96 I/O XD4 X data bus bit 4.
97
I/O
XD5
X data bus bit 5.
98
I/O XD6
X data bus bit 6.
99 I/O
XD7 X data bus bit 7.
This signal indicates whether the plasma display
panel is open or closed.
100 I PDPEN
When this signal is" 1", it means that the panel is
open, and therefore the plasma display can be
used.
B-8