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AD7147 Arkusz danych(PDF) 33 Page - Analog Devices |
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AD7147 Arkusz danych(HTML) 33 Page - Analog Devices |
33 / 71 page AD7147 Data Sheet Rev. E | Page 32 of 70 GPIO INPUT GPIO INPUT 1 GPIO INPUT LOW WHEN REGISTER IS READ BACK GPIO INPUT HIGH WHEN REGISTER IS READ BACK 1READ GPIO_INT_STATUS BIT TO RESET INT OUTPUT. INT OUTPUT INT OUTPUT SERIAL READBACK Figure 45. Example of INT Output Controlled by the GPIO Input (GPIO_SETUP = 01, GPIO_INPUT_CONFIG = 10) GPIO INPUT SERIAL READBACK GPIO INPUT 1 GPIO INPUT LOW WHEN REGISTER IS READ BACK GPIO INPUT HIGH WHEN REGISTER IS READ BACK NOTES 1READ GPIO_INT_STATUS BIT TO RESET INT OUTPUT. INT OUTPUT INT OUTPUT Figure 46. Example of INT Output Controlled by the GPIO Input (GPIO_SETUP = 01, GPIO_INPUT_CONFIG = 11) Table 15. GPIO Interrupt Behavior GPIO_INPUT_CONFIG GPIO Pin GPIO_INT_STATUS INT INT Behavior 00 = Negative Level Triggered 1 0 1 Not triggered 00 = Negative Level Triggered 0 1 0 Asserted while signal on GPIO pin is low 01 = Positive Edge Triggered 1 1 0 Pulses low at low-to-high GPIO transition 01 = Positive Edge Triggered 0 0 1 Not triggered 10 = Negative Edge Triggered 1 0 1 Pulses low at high-to-low GPIO transition 10 = Negative Edge Triggered 0 1 0 Not triggered 11 = Positive Level Triggered 1 1 0 Asserted while signal on GPIO pin is high 11 = Positive Level Triggered 0 0 1 Not triggered |
Podobny numer części - AD7147_17 |
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Podobny opis - AD7147_17 |
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