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AM186ER-50KCW Arkusz danych(PDF) 6 Page - Advanced Micro Devices |
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AM186ER-50KCW Arkusz danych(HTML) 6 Page - Advanced Micro Devices |
6 / 112 page 6Am186TMER and Am188TMER Microcontrollers Data Sheet DRAF T DRAF T LCS/ONCE0 ................................................................................................................... 33 MCS3/RFSH/PIO25 ....................................................................................................... 33 MCS2–MCS0 (MCS2/PIO24, MCS1/PIO15, MCS0/PIO14) .......................................... 34 NMI ................................................................................................................................ 34 PCS3–PCS0 (PCS3/PIO19, PCS2/PIO18, PCS1/PIO17, PCS0/PIO16) ...................... 34 PCS5/A1/PIO3 ............................................................................................................... 34 PCS6/A2/PIO2 ............................................................................................................... 34 PIO31–PIO0 (Shared) .................................................................................................... 35 RD .................................................................................................................................. 35 RES ................................................................................................................................ 35 RFSH2/ADEN (Am188™ER Microcontroller Only) ........................................................ 35 RXD/PIO28 .................................................................................................................... 35 S2 ................................................................................................................................... 35 S1/IMDIS ........................................................................................................................ 37 S0/SREN ........................................................................................................................ 37 S6/CLKSEL1/PIO29 ....................................................................................................... 37 SCLK/PIO20 .................................................................................................................. 37 SDATA/PIO21 ................................................................................................................ 37 SDEN1/PIO23, SDEN0/PIO22 ....................................................................................... 37 SRDY/PIO6 .................................................................................................................... 38 TMRIN0/PIO11 .............................................................................................................. 38 TMRIN1/PIO0 ................................................................................................................ 38 TMROUT0/PIO10 .......................................................................................................... 38 TMROUT1/PIO1 ............................................................................................................ 38 TXD/PIO27 ..................................................................................................................... 38 UCS/ONCE1 .................................................................................................................. 38 UZI/CLKSEL2/PIO26 ..................................................................................................... 38 VCC ................................................................................................................................ 39 WHB (Am186™ER Microcontroller Only) ...................................................................... 39 WLB (Am186™ER Microcontroller Only) ........................................................................ 39 WB (Am188™ER Microcontroller Only) ......................................................................... 39 WR ................................................................................................................................. 39 X1 ................................................................................................................................... 39 X2 ................................................................................................................................... 39 Functional Description ............................................................................................................... 40 Memory Organization ..................................................................................................... 40 I/O Space ....................................................................................................................... 40 Bus Operation ............................................................................................................................ 41 Bus Interface Unit ...................................................................................................................... 41 Nonmultiplexed Address Bus ......................................................................................... 41 Byte Write Enables ........................................................................................................ 41 Output Enable ................................................................................................................ 41 Pseudo Static RAM (PSRAM) Support .......................................................................... 44 Peripheral Control Block (PCB) .................................................................................................44 Reading and Writing the PCB ........................................................................................ 44 Clock and Power Management .................................................................................................. 44 Phase-Locked Loop (PLL) ............................................................................................. 44 Crystal-Driven Clock Source .......................................................................................... 45 External Source Clock ................................................................................................... 45 System Clocks ............................................................................................................... 48 Power-Save Operation ................................................................................................... 48 Initialization and Processor Reset .................................................................................. 48 Reset Configuration Register ......................................................................................... 48 |
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Podobny opis - AM186ER-50KCW |
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