PEP Modular Computers PMC251, Руководство пользователя

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PMC251 Functional Description
ID 19942, Rev. 0100 Page 2 - 3 ® PEP Modular Computers GmbH
2. Functional Description
2.1 PMC251 Address Map
The PMC251 CPU360 address map shown in the table below is based on the recom-
mended default initialization of 68360 chip select logic.
2.2 Board Control/Status Register
An additional register for PMC251 control and status purposes is implemented in the
glue logic part of the QUICC-QSPAN interface. This register can also be accessed from
the PCI and the local side (QBus).
Table 2-1: PMC251 Address Map
Address (Hex) Device
HEX 00 xx xx xx SRAM
HEX 04 xx xx xx SRAM
HEX 07 00 0x xx 68360 internal RAM / register
HEX 0A xx xx xx QSPAN configuration / status registers
HEX 10 00 00 00 PROFIBUS Interface
HEX 0C xx xx xx RTC
HEX 0D xx xx xB board control/status register
HEX 40 00 00 00 PCI image 0
HEX c0 00 00 00 PCI image 1
Address: CS7 + HEX B
Format: Byte
Access: Read/Write
Value after reset: HEX 00
Table 2-2: Board Control/Status Register Bitmap
7 6 5 4 3 2 1 0
WDG S_BRB BERR1 EN_WDG TR_WDG EN_BERR1 ABORT LED_G