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ADE5166 データシート(PDF) 93 Page - Analog Devices |
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ADE5166 データシート(HTML) 93 Page - Analog Devices |
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93 / 156 page  ADE5166/ADE5169/ADE5566/ADE5569 Rev. B | Page 93 of 156 Table 82. Interrupt Priority SFR (IP, Address 0xB8) Bit Bit Address Mnemonic Description 7 0xBF PADE ADE energy measurement interrupt priority (1 = high, 0 = low). 6 0xBE PTEMP Temperature ADC interrupt priority (1 = high, 0 = low). 5 0xBD PT2 Timer 2 interrupt priority (1 = high, 0 = low). 4 0xBC PS UART serial port interrupt priority (1 = high, 0 = low). 3 0xBB PT1 Timer 1 interrupt priority (1 = high, 0 = low). 2 0xBA PX1 INT1 (External Interrupt 1) priority (1 = high, 0 = low). 1 0xB9 PT0 Timer 0 interrupt priority (1 = high, 0 = low). 0 0xB8 PX0 INT0 (External Interrupt 0) priority (1 = high, 0 = low). Table 83. Interrupt Enable and Priority 2 SFR (IEIP2, Address 0xA9) Bit Mnemonic Description 7 PS2 UART2 serial port interrupt priority (1 = high, 0 = low). 6 PTI RTC interrupt priority (1 = high, 0 = low). 5 ES2 Enables the UART2 serial port interrupt. Set by the user. 4 PSI SPI/I2C interrupt priority (1 = high, 0 = low). 3 EADE Enables the energy metering interrupt (ADE). Set by the user. 2 ETI Enables the RTC interval timer interrupt. Set by the user. 1 EPSM Enables the PSM power supply management interrupt. Set by the user. 0 ESI Enables the SPI/I2C interrupt. Set by the user. INTERRUPT PRIORITY If two interrupts of the same priority level occur simultaneously, the polling sequence is observed as shown in Table 84. Table 84. Priority Within Interrupt Level Source Priority Description IPSM 0 (highest) Power supply management interrupt. IRTC 1 RTC interval timer interrupt. IADE 2 ADE energy measurement interrupt. WDT 3 Watchdog timer overflow interrupt. ITEMP 4 Temperature ADC interrupt. IE0 5 External Interrupt 0. TF0 6 Timer/Counter 0 interrupt. IE1 7 External Interrupt 1. TF1 8 Timer/Counter 1 interrupt. ISPI/I2CI 9 SPI/I2C interrupt. RI/TI 10 UART serial port interrupt. TF2/EXF2 11 Timer/Counter 2 interrupt. RI2/TI2 12 (lowest) UART2 serial port interrupt. |
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