Texas Instruments 99/4A - Page 44

MEMORY SELECTION LOGIC
SIGNAL
ROMEN
MBE
ROMG
MB4
ADDRESSED MEMORY LOCATION
OOOO - 1FFF
4000 - 5FFF
6000 - 7FFF
8000 - 9FFF
USE
SYSTEM ROM SELECT
EXT. DEVICE ROM SELECT
SOFTWARE MODULE ROM SELECT
MEMORY BLOCK 4
Fig. 11
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