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Epson Research and Development
Vancouver Design Center
S1D13504
Interfacing to the Motorola MCF5307 "Coldfire" Microprocessor
X19A-G-011-07
Issue Date: 01/02/02
4.2 S1D13504 Hardware Configuration
The S1D13504 uses MD15 through MD0 to allow selection of the bus mode and other
configuration data on the rising edge of RESET#. For details on configuration, refer to the
S1D13504 Hardware Functional Specification, document number X19A-A-002-xx.
Table 4-1: S1D13504 Configuration Settings
S1D13504
Pin Name
value on this pin at rising edge of RESET# is used to configure:(1/0)
1
0
MD0
8-bit host bus interface
16-bit host bus interface
MD1
See “Host Bus Selection” table below
See “Host Bus Selection” table below
MD2
MD3
MD4
Little Endian
Big Endian
MD5
Wait# signal is active high
Wait# signal is active low
MD9
Configure SUSPEND# pin as GPO output
Configure SUSPEND# pin as Hardware
Suspend Enable
= required settings for MCF5307 interface
Table 4-2: S1D13504 Host Bus Selection
MD3
MD2
MD1
Host Bus Interface
0
0
0
SH-3 bus interface
0
0
1
MC68K bus 1 interface (e.g. MC68000)
0
1
0
MC68K bus 2 interface (e.g. MC68030)
0
1
1
Generic bus interface (e.g. MCF5307, ISA bus interface)
1
x
x
Reserved
= required settings for MCF5307 interface.