AN3393 datasheet(56/103 Pages) STMICROELECTRONICS

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Operation codes

AN3393

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DocID018750 Rev 4

Table 84. Commands (main set)

OPCODE

Mnemonic

Description

Note

00h

STOP

Stops execution, and resets RESET-

POINT to start

All other registers and internal

memories are left intact

11h

CONT

Continues execution from RESET-

POINT

22h

JMP

Conditional jump. It includes:

- two conditions (1st parameter)

- two addresses for valid conditions (2nd

parameter)

33h

SRP

Sets RESET-POINT to next step

address

44h

CRP

Sets RESET-POINT to address 0 (start

position)

55h

SETP

Sets parameter in register memory. It

includes:

- register address (1st parameter)

- new parameter to be set (2nd

parameter)

Address parameter is direct

absolute pointer to register

memory

66h

SETS1

Sets new value (1st parameter) to

SETTy register

77h

STHR1

Sets new value (1st parameter) to

THRS1y register

88h

OUTC

Sets outputs to output registers

99h

OUTW

Sets outputs to output registers and

waits for host actions for output latch

release

Host-driven event

AAh

STHR2

Sets new value (1st parameter) to

THRS2y register

BBh

DEC

Decreases long counter (LC) value and

validate counter

CCh

SISW

Swaps temporary axis mask sign to

opposite sign

DDh

REL

Releases temporary axis mask

information

EEh

STHR3

Sets new value (1st parameter) to

THRS3y register

FFh

SSYNC

Toggles execution from one state

machine to the other one

Affects both state machines.

Immediate execution and wait

(sync)

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