...r compensation valid up to 2100 binary or bcd representation of time, calendar, and alarm 12-hour or 24-hour clock with AM and PM in 12-hour mode Daylight Savings Time option Selectable between Motorola and Intel bus timing Multiplex bus fo...
Description
Real-time clock, 14 bytes of clock and control registers, 114 bytes of general purpose RAM Real-Time Clock 实时时钟
...r compensation valid up to 2100 binary or bcd representation of time, calendar, and alarm 12- or 24-hour clock with AM and PM in 12-hour mode Daylight Savings Time option Selectable between Motorola and Intel bus timing Multiplex bus for pi...
...r compensation valid up to 2100 binary or bcd representation of time, calendar, and alarm 12- or 24-hour clock with AM and PM in 12-hour mode Daylight Savings Time option Multiplex bus for pin efficiency Interfaced with software as 128 RAM ...
Description
Real-Time Clock with NV RAM Control Real Time Clock with NV RAM Control
...put corresponding to a four bit binary input from zero to nine, and a logical "1" at the other outputs. For binary inputs from ten to fiftee...bcd-to-Decimal Decoder
Physical Dimensions inches (millimeters) unless otherwise noted
16-Lead...
... are connected in pairs to make binary-coded decimal (bcd) data and its complement available to the seven decoding AND-OR-INVERT gates. The remaining NAND gate and three input buffers provide test-blanking input/ripple-blanking output, and ...
...tDAV= (tHL+tLH)
TRUTH TABLE
binary INPUT 0 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 **BI INPUTS LE H L L L L L L L L L L L L L L L L L X RBI * L H X X X X X X X X X X X X X X X X D3 X L L L L L L L L L H H H H H H H H X D2 X L L L L L H H ...
...ssor having facilities for both binary and bcd arithmetic plus bit-handling capabilities. The P89C738 has the same instruction set as the PCB80C51 which consists of over 100 instructions: 49 one-byte, 46 two-byte and 16 three-byte. With a 1...