Little Board™/486e Technical Manual
Using SRAMs
The external battery power is combined with the internal battery using low forward voltage drop Schottky diodes. Table
Table |
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SRAM | Pins | Jumper Diagram | |
Typical Devices |
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128K SRAM - 628128 | 32 | 1 | 3 |
512K SRAM - 628512 |
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| 7 | 9 |
Non-volatile RAM
!32 pin
!128K bytes maximum in segments D0000 and E0000
!Must be programmed in place on the Little Board/486e CPU
!NOVRAM offers some advantages over Flash EPROM including faster access speeds and unlimited write operations.