Hardware Reference Guide
SST-DN3-PCI-1 and SST-DN3-PCI-2
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©2004 Woodhead Software & Electronics, Division of Woodhead Canada Limited
Document Edition: 1.1, Document #: 715-0083, Template Edition: 1.1, Template #: QMS-06-045
Use, duplication or disclosure of this document or any of the information contained herein is subject to the restrictions on page ii of this document.
C.1.3 Test Channel RAM
To test the channel’s RAM, follow these steps:
1. Write the desired window size to the BankSize register (refer to Section 3.3.5,
BankSize Register
, for details).
2. Write 0x40 (MemEn) to the Control Register.
3. Set the Bank Address Register (refer to Section 3.3.4,
Bank Address Register
,
for details).
4. Fill the shared memory with a test pattern.
Note
We recommend using a test pattern with a unique value for each word in
a given bank. In C language this could be:
~ bank
.
5. Repeat steps 3-4 for all memory banks.
6. Verify the test pattern.
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