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12_OR_24_h_CLOCK

2017-01-06 11:07  
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12_OR_24_h_CLOCK
Single American Microsystems AMI S1736 clock chip drives Iiquidcrystal readout to give either 12-h display with AMjPM indicator or 24-h digital display by changing only three connections.-LSI in Con-sumer Applications, Round 2: Clocks on a Chip, EDN Magazine, May5, 1973, p22-23.