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ST10R272 Scheda tecnica(PDF) 11 Page - STMicroelectronics |
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ST10R272 Scheda tecnica(HTML) 11 Page - STMicroelectronics |
11 / 77 page 11/77 ST10R272L - FUNCTIONAL DESCRIPTION 2 FUNCTIONAL DESCRIPTION ST10R272L architecture combines the advantages of both RISC and CISC processors with an advanced peripheral subsystem. The following block diagram overviews the different on- chip components and the internal bus structure. Figure 2 Block diagram ST10 CORE 1KByte DPRAM Interrupt Controller Port 4 Port 1 8-bit 2x8-bit Port 0 2x8-bit Port 2 4-bit Port 6 8-bit I/O CS(4:0) I/O HOLD HLDA BREQ A(15:0) I/O, D(7:0) D(15:8), D(7:0) A(15:8), AD(7:0) AD(15:8), AD(7:0) I/O Port 3 15-bit I/O EXIN(3:0) XTAL1 dedicated pins ASC GPT1/2 & PEC I/O CLKOUT, BHE/WRH, RxD0, TxD0, T2IN, T3IN, T4IN, T3EUD, T3OUT, CAPIN, T6OUT I T2EUD, T4EUD, T5IN, T6IN, T5EUD, T6EUD EA, ALE, RD, WR/WRL, READY, NMI, RSTIN, RSTOUT WDT XSSP 4-bit I/O A(23:16), SSPCLK, SSPDAT, SSPCE(1:0) Port 5 6-bit OSC PLL XTAL2 Port 7 4-bit PWM I/O POUT3 MAC 1 |
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