AT86RF232
? Bit 1 - IRQ_MASK_MODE
The radio transceiver supports polling of interrupt events. Interrupt polling can be
enabled by register bit IRQ_MASK_MODE.
Table 6-14. IRQ_MASK_MODE.
Register Bits
IRQ_MASK_MODE
Value
0
1
Description
Interrupt polling is disabled
Masked off IRQ bits will not appear in IRQ_STATUS
register.
Interrupt polling is enabled
Masked off IRQ bits will appear in IRQ_STATUS register.
Even if an interrupt request is masked by the corresponding bit in register 0x0E
(IRQ_MASK), the event is indicated in register 0x0F (IRQ_STATUS).
? Bit 0 - IRQ_POLARITY
The register bit IRQ_POLARITY controls the polarity for pin 24 (IRQ). The default
polarity of the pin 24 (IRQ) is active high. The polarity can be configured to active low
via register bit IRQ_POLARITY.
Table 6-15. IRQ_POLARITY.
Register Bits
IRQ_POLARITY
Value
0
1
Description
Pin IRQ is high active
Pin IRQ is low active
Note:
1.
A modification on IRQ_POLARITY bit has no influence to RX_BL_CTRL behavior.
This setting does not affect the polarity of the “Frame Buffer Empty Indicator” , refer to
Section 11.5 . The Frame Buffer Empty Indicator is always active high.
29
8321A – MCU Wireless – 10/11
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