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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, re fer t o 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)
10
MD0 8-bit host bus interface 16-bit host bus interface
MD1
See Host Bus Selection table below See Host Bus Selection table belowMD2
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.