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

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.

Table 3-10: WriteRegMemMask32 Command

Byte 0
Data from Host 0x01
Data to Host Stat1
Byte 8
Mask
Data from Host
(15:8)
Data to Host 0x00

3.7.4 WriteBuffer8

Command WriteBuffer8(...) writes a block of bytes into the radio TX buffer.

Table 3-11: WriteBuffer8 Command

Byte 0
Data from Host 0x01
Data to Host Stat1
• Data: N bytes of data. The value of N is maximum 255.
LR1121
User Manual Rev 1.1
UM.LR1121.W.APP Mar 2023
1 2
Addr
0x0C
(31:24) (23:16)
IrqStatus IrqStatus
Stat2
(31:24) (23:16)
9
Mask
(7:0) (31:24)
0x00
1 2
0x09 Data1 Data2
IrqStatus IrqStatus
Stat2
(31:24) (23:16)
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3 4
Addr Addr
(15:8)
IrqStatus IrqStatus
(15:8)
10 11
Data Data
(23:16)
0x00 0x00
3 4 5
Data3 Data4
IrqStatus IrqStatus
(15:8) (7:0)
5 6
Addr Mask
(7:0) (31:24)
0x00
(7:0)
12
Data Data
(15:8) (7:0)
0x00 0x00
6 ...
Data5 ...
0x00 ...
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7
Mask
(23:16)
0x00
13
N+1
DataN
0x00
32 of 130
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