Fujitsu MB96300 Electronic Keyboard User Manual


 
SK-96370-144PMC-GDC User Guide
Chapter 3 Jumpers and Switches
FMEMCU-UG-960014-10 - 22 - © Fujitsu Microelectronics Europe GmbH
3.11 External Flash memory (JP: 49, 52, 56)
The SK-96370-144PMC-GDC is equipped with an additional 8 MByte Flash memory
connected to the external bus interface.
JP49 Selects Flash data width (16 bit / 8 bit)
JP52 Selects between address A0 or data D15 based on the Flash data width
JP56 Signal sharing of A22 and CS2 for FLASH and GDC
Jumper Setting Description
1-2 16 bit data width JP49
(8 / 16 bit)
2-3 8 bit data width
1-2 AD15 is connected (16 bit data width) JP52
(8 / 16 bit)
2-3 A0 is connected (8 bit data width)
2-4 Address line A22 is connected to the FLASH
JP56
(GDC/FLASH)
1-2
3-4
CS2 is connected to the connector (see jumper JP57), too
Address A22 of FLASH is connected to GND
Table 3-10: External Flash Configuration
3.12 External SRAM memory (JP: 50, 53, 59)
The SK-96370-144PMC-GDC is equipped with an additional 2 MByte SRAM memory
connected to the external bus interface.
JP50 Selects SRAM data width (16 bit / 8 bit)
JP53 Selects between address A0 or data D15 based on the Flash data width
JP59 Enables or disables the SRAM
Jumper Setting Description
1-2 16 bit data width JP50
(8 / 16 bit)
2-3 8 bit data width
1-2 AD15 is connected (16 bit data width) JP53
(8 / 16 bit)
2-3 A0 is connected (8 bit data width)
1-2 Connect CS3 to the SRAM JP59
(SRAM)
2-3 Disables the SRAM
Table 3-11: Flash Configuration Jumpers
2
3
4