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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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L9952GXP датащи(PDF) 15 Page - STMicroelectronics |
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L9952GXP датащи(HTML) 15 Page - STMicroelectronics |
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15 / 68 page  L9952GXP Description Doc ID 13518 Rev 5 15/68 Figure 3. Operating modes, main states Active Mode V1: on Reset Generator: active Watchdog: active Fail Safe Out: active V1 Standby Mode V1: on Reset Generator: active Watchdog: OFF (if Iv1<Icmp or ICMP = 1) Fail Safe Out: active Vbat Standby Mode V1: off V2: according to SPI settings Reset Generator: off (Nreset=low) Watchdog: off Fail Safe Out: low HSD, LSD: Off Wake-up Event Wake-up Event SPI command: ‚Go Vcc’ (D21 CR0) Vbat startup All registers cleared to ‚0', Cold start bit (D19, SR0) set to ‚1' Vs > Vpor Thermal Shutdown TSD2 OR IV1 > 1mA AND ICMP = 0 AND 15 x WD fail Flash Mode Watchdog: OFF Vpwm2>9V Note 1 Vpwm2>9V Vpwm2<7V Vpwm2>9V Note 1 SPI command: ‚Go Vbat’ (D20 CR0) OR Thermal Shutdown OR V1 fail (V1 < 2,5V for 4ms after POR) => short to GND Or 15 x WD Failure Note 1: only if internal oscillator is running |
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