Local Bus Controller Chip Select Assignments; I2C Device Addresses; Table 4-3 Lbc Chip Select Assignments; Table 4-4 I2C Bus Device Addressing - SMART Embedded Computing MVME7100 Programmer's Reference Manual

Programming Details
4.4

Local Bus Controller Chip Select Assignments

The following table shows local bus controller (LBC) bank and chip select assignments for
the MVME7100 board.
Table 4-3
LBC Bank /
Chip Select
0
1
2
3
4
5
6
7
1. Flash bank size determined by VPD flash packet.
2. Control/Status registers are byte read and write capable.
3. 32-bit timer registers are byte readable, but must be written as 32 bits.
2
4.5 I C Device Addresses
A two-wire serial interface is provided by an I
the MC864xD. The MC864xD I
contents of the various I
2
the I C devices used for the MVME7100 and their assigned device addresses.
Table 4-4
I2C Bus
Address
$98
50
LBC Chip Select Assignments
Local Bus
Function
Boot flash bank
Boot flash bank
NAND flash bank
MRAM
Control/status
registers
Quad UART
32-bit Timers
Not Used
2
C controller is used by the system software to read the
2
C devices located on the MVME7100. The following table contains
I2C Bus Device Addressing
Device Address
Size
A2 A1 A0
(bytes)
(binary)
N/A N/A
MVME7100 Single Board Computer Programmer's Reference (6806800E82C)
Size Data Bus Width Notes
128MB 32 bits
128MB 32 bits
64KB 8 bits
512KB 16 bits
64KB 32 bits
64KB 8 bits
64KB 32 bits
2
C compatible serial controller integrated into
Device Function
MAX6649 temperature sensor
Programming Details
1
1
4
2
3
Notes