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TS68230CP8 Folha de dados(PDF) 7 Page - STMicroelectronics |
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TS68230CP8 Folha de dados(HTML) 7 Page - STMicroelectronics |
7 / 61 page Table 1.2 : Signal Summary. Signal Name Input/Output ActiveState Edge/Level Sensitive OutputStates CLK Input Falling and Rising Edge CS Input Low Level D0-D7 Input/output High = 1, Low = 0 Level High, Low, High Impedance DMAREQ Output Low High, Low DTACK Output Low High, Low, High Impedance* H1(H3)*** Input Low or High Asserted Edge H2(H4)** Input or Output Low or High Asserted Edge High, Low, High Impedance PA0-PA7**, PB0-PB7**, PC0-PC7 Input/output, Input or Output High = 1, Low = 0 Level High, Low, High Impedance PIACK Input Low Level PIRQ Output Low Low, High Impedance* RS1-RS5 Input High = 1, Low = 0 Level R/W Input High Read, Low Write Level RESET Input Low Level TIACK Input Low Level TIN (external clock) Input Rising Edge TIN (run/halt) Input High Level TOUT (square wave) Output Low High, Low TOUT (TIRQ) Output Low Low, High Impedance* * Pullup resistors required. ** Note these pins have internal pullup resistors. Figure 1.3 : Logical Pin Connection. TS68230 7/61 |
Nº de peça semelhante - TS68230CP8 |
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Descrição semelhante - TS68230CP8 |
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