Semtech LR1121 - Writeregmemmask32; Writebuffer8; Table 3-10: Writeregmemmask32 Command; Table 3-11: Writebuffer8 Command

LR1121
User Manual Rev 1.1
UM.LR1121.W.APP Mar 2023
32 of 130
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3.7.3 WriteRegMemMask32
Command WriteRegMemMask32(...) reads/modifies/writes the masked bits (Mask bits = 1) of a single 32-bit word in
register/memory space at the specified address.
3.7.4 WriteBuffer8
Command WriteBuffer8(...) writes a block of bytes into the radio TX buffer.
• Data: N bytes of data. The value of N is maximum 255.
Table 3-10: WriteRegMemMask32 Command
Byte 0 1 2 3 4 5 6 7
Data from Host 0x01 0x0C
Addr
(31:24)
Addr
(23:16)
Addr
(15:8)
Addr
(7:0)
Mask
(31:24)
Mask
(23:16)
Data to Host Stat1 Stat2
IrqStatus
(31:24)
IrqStatus
(23:16)
IrqStatus
(15:8)
IrqStatus
(7:0)
0x00 0x00
Byte 8 9 10 11 12 13
Data from Host
Mask
(15:8)
Mask
(7:0)
Data
(31:24)
Data
(23:16)
Data
(15:8)
Data
(7:0)
Data to Host 0x00 0x00 0x00 0x00 0x00 0x00
Table 3-11: WriteBuffer8 Command
Byte 0 1 2 3 4 5 6 ... N+1
Data from Host 0x01 0x09 Data1 Data2 Data3 Data4 Data5 ... DataN
Data to Host Stat1 Stat2
IrqStatus
(31:24)
IrqStatus
(23:16)
IrqStatus
(15:8)
IrqStatus
(7:0)
0x00 ... 0x00