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AM186EM-33VC/W 数据表(PDF) 24 Page - Advanced Micro Devices |
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AM186EM-33VC/W 数据表(HTML) 24 Page - Advanced Micro Devices |
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24 / 98 page  24 Am186/188EM and Am186/188EMLV Microcontrollers PRELIMINA R Y LOGIC SYMBOL—Am188EM MICROCONTROLLER Notes: * These signals are the normal function of a pin that can be used as a PIO. See the pin descriptions beginning on page 25 and Table 2 on page 30 for information on shared function. ** All PIO signals are shared with other physical pins. X1 X2 CLKOUTA CLKOUTB AO15–AO8 AD7–AD0 S6/CLKDIV2 ALE RFSH2/ADEN RD WR S2–S0 HOLD HLDA DT/R DEN ARDY SRDY TMRIN0 TMROUT0 SDEN1–SDEN0 SCLK SDATA 8 8 Clocks Address and Address/Data Buses Bus Control Timer Control Synchronous Serial Port Control RES INT4 INT3/INTA1/IRQ INT2/INTA0 INT1/SELECT INT0 NMI PCS6/A2 PCS5/A1 PCS3–PCS0 LCS/ONCE0 MCS2–MCS0 UCS/ONCE1 DRQ1 –DRQ0 TXD RXD PIO31–PIO0 4 32 shared Reset Control and Interrupt Service Memory and Peripheral Control DMA Control Asynchronous Serial Port Control Programmable I/O Control 2 3 UZI TMRIN1 TMROUT1 3 2 MCS3/RFSH A19–A0 20 WB ** * * * * * * * * * * * * * * * * * * * * * * * |
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