Toshiba T3200 User Manual page 169

Pin
I/O
Signal Name Description
High data bus enable signal.
99
I
BHE When this signal is low, high bank of the data
bus is accessed.
Memory write signal supplied to the EGA GA:
100 0 SMMW
This signal is active when write access to the
memory space between 0-1 Megabyte is
executed.
In the CPU mode, signals with the mark
*
are output, only when VRAM or the
memory connected to the expanded bus is accessed.
C-9