DA70131-1/3E
III-6
1-1-4. I/F mode 1 (IF1 = L, IF0 = L)
Note 1: When you need to control by only 8 bytes, without using the complete address map, the address
signals can be handled as follows:
A3 to A23: Connect these lines to the decoding circuit and use them to create the
___
CS
signal.
A0 to A2: Connect these lines to A0 to A2 on the center device.
A3 to A8 on the center device should be pulled up.
G9001A
68000 type CPU
Decoding
circuit
CLK
Interrupt
control circuit
GND
VDD
___
AS
A23 to A9
A8 to A1
____
LDS
D15 to D0
______
DTACK
_____
IPL2 to
_____
IPL0
R/
__
W
______
RESET
CLK
IF1
___
CS
IF0
A8 to A1
A0
D15 to D0
____
WRQ
____
INT
___
RD
___
WR
____
RST
System reset
Содержание Motionnet G9001A
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