Setdioirqparams; Clearirq; Table 4-3: Setdioirqparams Command; Table 4-4: Clearirq Command - Semtech LR1121 User Manual

4.1.1 SetDioIrqParams

Command SetDioIrqParams(...) configures which interrupt signal should be activated on the DIO9 and/or DIO11
interrupt pin (referred to as IRQ pin 1 and/or 2).

Table 4-3: SetDioIrqParams Command

Byte 0
Data from Host 0x01
Data to Host Stat1
Byte
Data from Host
Data to Host

4.1.2 ClearIrq

The ClearIrq(...) command clears the selected interrupt signals by writing a 1 in the respective bit.

Table 4-4: ClearIrq Command

Byte 0
Data from Host 0x01
Data to Host Stat1
The IrqToClear is identical to IrqToEnable assignment.
LR1121
User Manual Rev 1.1
UM.LR1121.W.APP Mar 2023
1
0x13
Stat2
6
Irq2ToEnable (31:24) Irq2ToEnable (23:16)
0x00
1
0x14
Stat2
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2 3
Irq1ToEnable Irq1ToEnable
(31:24) (23:16)
IrqStatus IrqStatus
(31:24) (23:16)
7
Irq2ToEnable (15:8)
0x00
2 3
IrqToClear IrqToClear
(31:24) (23:16)
IrqStatus IrqStatus
(31:24) (23:16)
4
Irq1ToEnable Irq1ToEnable
(15:8)
IrqStatus
(15:8)
8
Irq2ToEnable (7:0)
0x00 0x00
4
IrqToClear IrqToClear
(15:8)
IrqStatus
(15:8)
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5
(7:0)
IrqStatus
(7:0)
9
5
(7:0)
IrqStatus
(7:0)
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