Motorola 700/800-Series 用户手册
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2-10
Hardware Preparation and Installation
2
The next four tables show the address range for each EPROM
socket in all four configurations. GPI3 (J21 pins 7-8) is a control bit
in the MC2chip ASIC that determines whether reset code is fetched
from Flash memory or from EPROMs.
socket in all four configurations. GPI3 (J21 pins 7-8) is a control bit
in the MC2chip ASIC that determines whether reset code is fetched
from Flash memory or from EPROMs.
J20
15
1
2
16
CONFIGURATION 4: 1M x 8 EPROMs
ONBOARD FLASH DISABLED
J20
15
1
2
16
CONFIGURATION 3: 1M x 8 EPROMs
J20
15
1
2
16
CONFIGURATION 2: 512K x 8 EPROMs
J20
15
1
2
16
CONFIGURATION 1: 256K x 8 EPROMs
(FACTORY DEFAULT)