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simple test of old MAX7219 board and new n-BED nBlock
History
test 7219 on LPC1768 n-Bed nBlock
2020-11-18, by chalikias [Wed, 18 Nov 2020 10:43:16 +0000] rev 1
test 7219 on LPC1768 n-Bed nBlock
First version
2015-11-24, by icserny [Tue, 24 Nov 2015 06:41:43 +0000] rev 0
First version