TMF8701 datasheet(46/66 Pages) OSRAM

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Datasheet, Public

Page 45

[v2-00] 2023-Feb-21

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TMF8701 − Register Description

Bootloader Commands

The following commands (bl_cmd_stat) are supported by the

bootloader:

Figure 108:

Bootloader Commands

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.

After this the application that is located in RAM will be running.

If there is no valid application you will need to do a HW reset

(toggle enable pin or power cycle).

Figure 109:

RAMREMAP_RESET Command

Commands

Value

Meaning

RAMREMAP_RESET

0x11

Remap RAM to address 0 and reset

DOWNLOAD_INIT

0x14

Initialize for RAM download from host to TMF8701

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

Address

Value

Meaning

BL_CMD_STAT

0x11

REMAP RAM to 0 and RESET

BL_SIZE

No parameters

BL_CSUM

0xEE

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