TMF8805 datasheet(59/74 Pages) OSRAM

номер детали	TMF8805

подробное описание детали	Time-of-flight sensor

PDF	74 Pages

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производитель	OSRAM [OSRAM GmbH]

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59 / 74 page

TMF8805

Datasheet

• PUBLIC • Document Feedback

DS000692

• v7-00 • 2023-Dec-01

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6.8.3

BL_DATA (Address 0x0A-0x8A)

Table 102: BL_DATA register

Addr: 0x0A-0x8A

BL_DATA

Field

Name

Rst

Type

Description

7:0

bl_data0 … bl_data127

Up to 128 data bytes for bootloader commands

6.8.4

BL_CSUM (Address 0x8B)

Table 103: BL_CSUM register

Addr: 0x8B

BL_CSUM

Field

Name

Rst

Type

Description

7:0

bl_csum

Checksum for Sum (Command + Data Size + Data itself) XOR 0xFF

6.9

Bootloader commands

The following commands (bl_cmd_stat) are supported by the bootloader:

Table 104: Bootloader commands

Command

Value

Meaning

RAMREMAP_RESET

0x11

Remap RAM to Address 0 and Reset

DOWNLOAD_INIT

0x14

Initialize for RAM download from host to TMF8805

W_RAM

0x41

Write RAM Region (Plain = not encoded into e.g. Intel Hex Records)

ADDR_RAM

0x43

Set the read/write RAM pointer to a given address

RAMREMAP_RESET = Execute program downloaded to RAM

This command remaps the RAM to address 0 and performs a System reset (see also

command RESET).

Command is performed immediately without any delay.

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