User manual

TMCM-1141 TMCL Firmware V1.19 Manual (Rev. 1.01 / 2012-JUL-27) 58
www.trinamic.com
3.6.34 DI (disable interrupt)
The DI command disables an interrupt. It needs the interrupt number as parameter. Interrupt number 255
globally disables interrupts.
Related command: EI, VECT, RETI
Mnemonic: DI <interrupt number>
Binary representation:
INSTRUCTION NO.
TYPE
MOT/BANK
VALUE
26
<interrupt number>
don’t care
don’t care
THE FOLLOWING TABLE SHOWS ALL INTERRUPT VECTORS THAT CAN BE USED:
Interrupt number
Interrupt type
0
Timer 0
1
Timer 1
2
Timer 2
3
(Target) position reached
15
Stall (stallGuard2™)
21
Deviation
27
Stop left
28
Stop right
39
IN_0 change
40
IN_1 change
Examples:
Disable interrupts globally
DI, 255
Binary format of DI:
Byte Index
0
1
2
3
4
5
6
7
Function
Target-
address
Instruction
Number
Type
Motor/
Bank
Operand
Byte3
Operand
Byte2
Operand
Byte1
Operand
Byte0
Value (hex)
$01
$1A
$FF
$00
$00
$00
$00
$00
Disable interrupt when target position reached
DI, 3
Binary format of DI:
Byte Index
0
1
2
3
4
5
6
7
Function
Target-
address
Instruction
Number
Type
Motor/
Bank
Operand
Byte3
Operand
Byte2
Operand
Byte1
Operand
Byte0
Value (hex)
$01
$1A
$03
$00
$00
$00
$00
$00