SNVU926 October   2024 LP5810

 

  1.   1
  2.   Read This First
    1.     About This Manual
    2.     Notational Conventions
    3.     Glossary
    4.     Related Documentation
    5.     Support Resources
    6.     Trademarks
  3. 1Introduction/Feature Overview
    1. 1.1 Overview
  4. 2 Register Maps
    1. 2.1  Register Map Table
    2. 2.2  Device_Enable Registers
    3. 2.3  Config Registers
    4. 2.4  Command Registers
    5. 2.5  LED_Enable Registers
    6. 2.6  Fault_Clear Registers
    7. 2.7  Reset Registers
    8. 2.8  Manual_DC Registers
    9. 2.9  Manual_PWM Registers
    10. 2.10 Autonomous_DC Registers
    11. 2.11 LED_0_Autonomous_Animation Registers
    12. 2.12 LED_1_Autonomous_Animation Registers
    13. 2.13 LED_2_Autonomous_Animation Registers
    14. 2.14 LED_3_Autonomous_Animation Registers
    15. 2.15 Flag Registers
  5.   Revision History

2.4 Command Registers

Table 2-20 lists the memory-mapped registers for the Command registers. All register offset addresses not listed in Table 2-20 should be considered as reserved locations and the register contents should not be modified.

Table 2-20 COMMAND Registers
OffsetAcronymRegister NameSection
10hCMD_UpdateConfiguration update commandGo
11hCMD_StartAutonomous animation start commandGo
12hCMD_StopAutonomous animation stop commandGo
13hCMD_PauseAutonomous animation pause commandGo
14hCMD_ContinueAutonomous animation continue commandGo

Complex bit access types are encoded to fit into small table cells. Table 2-21 shows the codes that are used for access types in this section.

Table 2-21 Command Access Type Codes
Access TypeCodeDescription
Write Type
W1CW
1C		Write
1 to clear
Reset or Default Value
-nValue after reset or the default value

2.4.1 CMD_Update Register (Offset = 10h) [Reset = 00h]

CMD_Update is shown in Figure 2-15 and described in Table 2-22.

Return to the Summary Table.

Figure 2-15 CMD_Update Register
76543210
update_cmd
W1C-0h
Table 2-22 CMD_Update Register Field Descriptions
BitFieldTypeResetDescription
7-0update_cmdW1C0h Configuration update command: registers001h to 00Bh will ONLY be effective by sending this command; Write 55h to send this command

2.4.2 CMD_Start Register (Offset = 11h) [Reset = 00h]

CMD_Start is shown in Figure 2-16 and described in Table 2-23.

Return to the Summary Table.

Figure 2-16 CMD_Start Register
76543210
start_cmd
W1C-0h
Table 2-23 CMD_Start Register Field Descriptions
BitFieldTypeResetDescription
7-0start_cmdW1C0h Send start_command to start autonomous control or restart with the latest setting; Write FFh to send this command

2.4.3 CMD_Stop Register (Offset = 12h) [Reset = 00h]

CMD_Stop is shown in Figure 2-17 and described in Table 2-24.

Return to the Summary Table.

Figure 2-17 CMD_Stop Register
76543210
stop_cmd
W1C-0h
Table 2-24 CMD_Stop Register Field Descriptions
BitFieldTypeResetDescription
7-0stop_cmdW1C0h Stop LED current status immediately, and go back to INITIAL state; Write AAh to send this command

2.4.4 CMD_Pause Register (Offset = 13h) [Reset = 00h]

CMD_Pause is shown in Figure 2-18 and described in Table 2-25.

Return to the Summary Table.

Figure 2-18 CMD_Pause Register
76543210
pause_cmd
W1C-0h
Table 2-25 CMD_Pause Register Field Descriptions
BitFieldTypeResetDescription
7-0pause_cmdW1C0h Pause autonomous control at the current state, keep Internal sloper register unchanged, but the scan keeps going-on using the previous calculated pwm data; Write 33h to send this command

2.4.5 CMD_Continue Register (Offset = 14h) [Reset = 00h]

CMD_Continue is shown in Figure 2-19 and described in Table 2-26.

Return to the Summary Table.

Figure 2-19 CMD_Continue Register
76543210
continue_cmd
W1C-0h
Table 2-26 CMD_Continue Register Field Descriptions
BitFieldTypeResetDescription
7-0continue_cmdW1C0h Continue autonomous control; Write CCh to send this command