aux deux entrées d’une bascule DICE, il est possible de placer deux blocs combina- toires identiques .. est composé de deux verrous, un maître (master) et un esclave (slave). G.K. Maki, J.K. Hass, Q. Shi & J. Murguia. Circuit de verrouillage maître-esclave formé par un circuit de verrouillage maître USA * Rca Corp J-k’ flip-flop using direct. Elément de mémoire du type bascule maître-esclave, réalisé en technologie CMOS . Electron Horloger Bistabile logische kippschaltungsanordnung vom jk- typ.
|Published (Last):||13 March 2012|
|PDF File Size:||8.91 Mb|
|ePub File Size:||19.6 Mb|
|Price:||Free* [*Free Regsitration Required]|
With these tests, you could note that the entries SET and RESET force the rocker in one of its two possible states, independently of the other entries.
Static page of welcome. Clock distribution circuit with clock branch circuits connected to outgoing and return lines and outputting synchronized clock signals by summing time integrals of clock signals on the outgoing and return lines. Figure 3 represents a clock signal provided by an oscillator of period T.
Let maotre replace in figure 5 each rocker D latch by the diagram of figure 7. The two rockers are identical and as you hk notice it, each one of these rockers has five entries. There are also rockers JK at multiple entries.
BASCULE JK MAÎTRE ESCLAVE
Pulse generating circuit in a semiconductor integrated circuit and a delay circuit therefor. For this handling, you will use the integrated circuit CD or type are equivalent containing two rockers J. The operation of such a rocker is similar to that of a traditional rocker JK.
Thus at the time of this face, the rocker does not commutate and the exit Q remains in the state where it is, i. To contact the author. L0 dies out and L1 ignites.
Circuits Intégrés Logiques TTL
You note that the exit of the rocker MASTER follows the state of the entry, going to the state H L0 lit or to the state L L0 extinct when switch SW0 is commutated respectively on position 1 entry of the circuit to the state H or on position 0 entry of the circuit to the state L.
The signal provided by the P0 button is applied directly to the entry of the second rocker and through a reverser to the entry of the first. Indeed, the examined rocker has a synchronous operation as you will see it. The rocker is consequently with state 1. Electronic forum and Infos.
EP0225075B1 – Circuit de bascule maître-esclave – Google Patents
According to technology employed, the time put by a logical signal to pass from one state to the other can vary from less than esclvae nanosecond to several hundreds of nanoseconds as we saw in the lessons of digital technology. This operating mode is at the base of much type of electronic systems of counting as you will see it thereafter. The rocker commutates to pass to state 0.
The two chronograms of figures 37 and 38 are often joined together in only one in the catalogs of manufacturers, as shown in the figure The passages of the high state in a low state and vice versa are not carried out in an instantaneous way that the figures 1-a and 1-b show it. This condition must however be avoided. L0 ignites and L1 dies out.
Bascules perfectionnees et autres circuits logiques et techniques pour perfectionner les traces de circuits integres. The diagrams of the figures a and b are thus equivalent. With this handling, you will check the operation of a rocker D in the master-slave configuration. In this case, these two entries must be carried to state 0 so that the clock signal is active. With the sixth and seventh lines, Q0 and 0 are the logical states that the exits Q and took at the time of the last active face of the clock.
Consequently, the exit Q of the rocker passes to state 1 at the time of the sixth face going up of the clock. Static page of welcome. DE Free format text: One is led to the truth table of the figure b which gives the logical state of S according to the possible combinations of the logical states of the entries JK and Q. Since, as we already said, the two rockers constituting the integrated circuit are perfectly identical, the operational test is limited to only one of them, therefore all the pins basucle 9th with 15th are left free.
The logical state that rocker JK at the time of the active face of the clock memorizes is the logical state 1.
Let us point out the operation of a rocker D latch. Electronic forum and Infos.
The transfer was thus carried out on the rising face of the clock.