2 srom, Figure 3-1, Ram500 block diagram – Artesyn MVME55006E Single Board Computer Installation and Use (July 2014) User Manual
Page 60
RAM55006E Memory Expansion Module
MVME55006E Single Board Computer Installation and Use (6806800A37J)
60
The RAM5500 memory expansion module is connected to the host board with a 140-pin AMP
4mm Free Height plug connector. This memory expansion module draws +3.3V through this
connector.
The RAM5500 SPD uses the SPD JEDEC standard definition and is accessed at address $A2.
Refer to the following section on SROM for more details.
3.3.2
SROM
The RAM5500 memory expansion module contains a single +3.3V, 256 x 8, serial EEPROM
device (AT24C02). The serial EEPROM provides SPD storage of the module memory subsystem
configuration. The RAM5500 SPD is software addressable by a unique address.
Figure 3-1
RAM500 Block Diagram
A,
BA,
WE_L,
RAS_L,
CAS_L,
DQM
SCL
SDA
A1_SPD
CLK1
CLK (0:8)
A0_SPD
CS_C_L,
CS_D_L
Bank of 9 (x8)
SDRAM
Registers
AVC16722
Registers
AVC16374
SROM
SPD
PLL
Clock
Driver
MVME5500 Mezzanine Connector
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