Texas Instruments TCM4300 User Manual
Page 66
4–31
Table 4–28. Microcontroller Interface Connections for Motorola Mode (16 bits)
TCM4300
TERMINAL
MICROCONTROLLER TERMINAL
MTS1, MTS0
Tie to logic levels: high and low, respectively
MCCSH
Not on microcontroller; can be used for address decoding
MCCSL
Not on microcontroller (68000, 68008) CS1, CS2, or CS3 (68302)
MCD7–MCD0
D[7:0] data bus on microcontroller
MCA4–MCA0
A[4:0] (68008)
[
] (
)
A[5:1] (68000, 68302)
MCRW
R/W
MCDS
DS active-low data strobe (68008)
LDS (active-low data strobe) (68000 68302) MCDS configured to active-low operation by MTS1
LDS (active-low data strobe) (68000, 68302) MCDS configured to active-low operation by MTS1
and MTS0.
MWBDFINT
IACK7, IACK6, or IACK1 (68302)
,
,
(
)
Not on microcontroller (68000, 68008)
DINT
Either one of INT3 through INT0 as appropriate