l99pm62gxp STMicroelectronics, l99pm62gxp Datasheet - Page 74

• Manufacturer Part Number: l99pm62gxp
• Description: Power Management Ic With Lin And High Speed Can
• Manufacturer: STMicroelectronics

ST SPI
Figure 38. Format of data shifted out at SDO during write cycle
6.1.8
74/102
Read operation
The read operation starts with a command byte followed by 2 data bytes. The number of
data bytes is specified in the <SPI-frame-ID>. The content of the data bytes is ‘don’t care’.
The content of the addressed register is shifted out at SDO within the same frame (‘in-frame
response’).
Read command format
Table 55.
Table 56.
Table 57.
OC0, OC1:operating code (01 for ‘read’ mode)
MSB
MSB
MSB
0
0
0
Op Code
Read command format: command byte
Read command format: data byte 1
Read command format: data byte 2
1
0
0
A5
0
0
Doc ID 17639 Rev 3
A4
0
0
A3
0
0
Address
A2
0
0
A1
0
0
L99PM62GXP
LSB
LSB
LSB
A0
0
0