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RM0319 数据表(PDF) 316 Page - STMicroelectronics |
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RM0319 数据表(HTML) 316 Page - STMicroelectronics |
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316 / 368 page ![]() System controller (SYSCTR) RM0319 316/368 Doc ID 022640 Rev 3 29.3 Functional description Figure 106. System controller block diagram nPOR SCLK PRESETn PENABLE PSEL PWRITE PWDATA[31:0] PADDR[11:2] PLLON PLLSW XTALTIMEEN PERIPHCLKSTAT[31:0] REDCLK TIMCLK WDEN SYSSTAT[31:0] REMAPSTAT nIRQ STANDBYWFI nFIQ SYSID[31:0] SCANENABLE SCANINSCLK PLLTIMEEN XTALON XTALSW Clock and reset inputs PLL oscillator control and status APB interface Crystal oscillator control and status Clock control and status System control and status Scan test interface PRDATA[31:0] PLLEN PLLRQSW PLLFREQCTRL[31:0] XTALEN XTALRQSW PERIPHCLKEN[31:0] HCLKDIVSEL[2:0] PERIPHCTRL0[31:0] PERIPHCTRL1[31:0] SLEEPMODE TIMERCLKEN0 TIMERCLKEN1 TIMERCLKEN2 TIMERCLKEN3 WDCLKEN REMAPCLEAR SOFTRESREQ SYSMODE[3:0] SCANOUTSCLK |
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