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STA1295 데이터시트(PDF) 31 Page - STMicroelectronics |
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STA1295 데이터시트(HTML) 31 Page - STMicroelectronics |
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31 / 109 page ![]() DS12586 Rev 5 31/109 STA1295, STA1275 Package pinouts and signal description 106 Table 16. System and power management signals Name GPIOs BALLs DIR Power domain Description CLKOUT0 M3_GPIO15 A9 O VIO Programmable clock output 0 CLKOUT1 GPIO51 C5 O VIO Programmable clock output 1 WAKE0 — — I VIO_AON Wake up signal line 0. An event on this line wakes the system up from Stand-By state. WAKE1 — — I VIO_AON Wake up signal line 1. An event on this line wakes the system up from Stand-By state. WAKE2 — — I VIO_AON Wake up signal line 2. An event on this line wakes the system up from Stand-By state. WAKE3 — — I VIO_AON Wake up signal line 3. An event on this line wakes the system up from Stand-By state. WAKE4 — — I VIO_AON Wake up signal line 4. An event on this line wakes the system up from Stand-By state. WAKE5 — — I VIO_AON Wake up signal line 5. An event on this line wakes the system up from Stand-By state. WAKE6 — — I VIO_AON Wake up signal line 6. An event on this line wakes the system up from Stand-By state. WAKE7 — — I VIO_AON Wake up signal line 7. An event on this line wakes the system up from Stand-By state. JTAGSEL — H20 I VIO Test Signal. It selects whether the JTAG is used for ATE test or as debug port. Connect it to GND in the application. M3_CLK32KOUT — C19 O VIO_AON Output 32 kHz clock M3_IGNKEY — M20 I VIO_AON PMU Ignition Key signal. Used by PMU to change the state of the system (Normal, Standby). (Edge sensitive). M3_LVI — U23 I VIO_AON PMU Low Voltage Indication. With system in OFF state, LVI when high enable the transition to standby or Normal state. With system in Standby or in Normal it indicates a battery low voltage. M3_ONOFF — T21 I VIO_AON PMU ON/OFF. Used by PMU to change the state of the system (Normal, Standby). (Edge sensitive). |
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