Rainbow Electronics AT86RF231 - Manual (Page 32)

32
8111A–AVR–05/08
AT86RF231
• Bit 0 - IRQ_POLARITY
The default polarity of the IRQ pin is active high. The polarity can be configured to active low via
register bit IRQ_POLARITY, see
Table 6-11 on page 32 .
This setting does not affect the polarity of the Frame Buffer Empty Indicator, refer to Section
11.7 “Frame Buffer Empty Indicator” on page 152 . The Frame Buffer Empty Indicator is always
active high.
Table 6-11. Configuration of Pin 24 (IRQ)
Register Bit Value Description
IRQ_POLARITY 0 pin IRQ high active
1 pin IRQ low active