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AM186EM Scheda tecnica(PDF) 6 Page - Advanced Micro Devices |
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AM186EM Scheda tecnica(HTML) 6 Page - Advanced Micro Devices |
6 / 98 page 6 Am186/188EM and Am186/188EMLV Microcontrollers PRELIMINA R Y TMRIN1/PIO0 ................................................................................................................ 32 TMROUT0/PIO10 .......................................................................................................... 32 TMROUT1/PIO1 ............................................................................................................ 32 TXD/PIO27 ..................................................................................................................... 32 UCS/ONCE1 .................................................................................................................. 32 UZI/PIO26 ...................................................................................................................... 33 VCC ................................................................................................................................. 33 WHB (Am186EM Microcontroller Only) ......................................................................... 33 WLB (Am186EM Microcontroller Only) ........................................................................... 33 WB (Am188EM Microcontroller Only) ............................................................................ 33 WR ................................................................................................................................. 33 X1 ................................................................................................................................... 33 X2 ................................................................................................................................... 33 Functional Description ............................................................................................................... 34 Bus Operation ............................................................................................................................ 35 Bus Interface Unit ....................................................................................................................... 37 Peripheral Control Block (PCB) ................................................................................................. 38 Clock and Power Management .................................................................................................. 41 Chip-Select Unit .......................................................................................................................... 43 Refresh Control Unit .................................................................................................................. 45 Interrupt Control Unit ................................................................................................................. 45 Timer Control Unit ...................................................................................................................... 46 Direct Memory Access (DMA) ................................................................................................... 46 Asynchronous Serial Port .......................................................................................................... 48 Synchronous Serial Interface ..................................................................................................... 48 Programmable I/O (PIO) Pins .................................................................................................... 50 Absolute Maximum Ratings ....................................................................................................... 51 Operating Ranges ...................................................................................................................... 51 DC Characteristics Over Commercial Operating Range ........................................................... 51 Commercial Switching Characteristics and Waveforms ............................................................ 60 |
Codice articolo simile - AM186EM |
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Descrizione simile - AM186EM |
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