mcf5307cft90b Freescale Semiconductor, Inc, mcf5307cft90b Datasheet - Page 208
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mcf5307cft90b
Manufacturer Part Number
mcf5307cft90b
Description
Mcf5307 Coldfire Integrated Microprocessor User
Manufacturer
Freescale Semiconductor, Inc
Datasheet
1.MCF5307CFT90B.pdf
(484 pages)
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Programming Model
8.5 Programming Model
Table 8-1 lists the configuration registers used in the I
8.5.1 I
The IADR holds the address the I
not the address sent on the bus during the address transfer.
Table 8-2 describes IADR fields.
8-6
7–1
0
MBAR
Offset
0x28C
Bits
0x280
0x284
0x288
0x290
ADR
—
Name
I
I
I
I
I
2
2
2
2
2
Address
C address register (IADR) [p. 8-6]
C frequency divider register (IFDR) [p. 8-7]
C control register (I2CR) [p. 8-8]
C status register (I2SR) [p. 8-9]
C data I/O register (I2DR) [p. 8-10]
2
C Address Register (IADR)
Reset
Field
R/W
External masters cannot access the MCF5307’s on-chip
memories or MBAR, but can access any I
Slave address. Contains the specific slave address to be used by the I
the default I
Reserved, should be cleared.
Table 8-2. I
7
[31:24]
Figure 8-5. I
Freescale Semiconductor, Inc.
2
Table 8-1. I
C mode for an address match on the bus.
For More Information On This Product,
6
2
C Address Register Field Descriptions
Go to: www.freescale.com
2
MCF5307 User’s Manual
C responds to when addressed as a slave. Note that it is
2
2
5
C Address Register (IADR)
C Interface Memory Map
NOTE:
ADR
MBAR + 0x280
0000_0000
Read/Write
4
Description
[23:16]
2
3
C interface.
2
C module register.
2
Reserved
Reserved
Reserved
Reserved
Reserved
[15:8]
2
1
C module. Slave mode is
—
0
[7:0]
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