TMC428 ETC-unknow, TMC428 Datasheet - Page 33

• Manufacturer Part Number: TMC428
• Description: Intelligent Triple Stepper Motor Controller With Serial Peripheral Interfaces
• Manufacturer: ETC-unknow

datagram
position
within
driver
NxM
TMC428 DATA SHEET (V. 1.00 / February 12, 2001)
Table 14 - Datagram Example
$00
$01
$02
$03
$04
$05
$06
$07
$08
$09
$0A
$0B
$0C
$0D
$0E
$0F
$10
$11
$12
$13
$14
$15
$16
$17
$18
$19
$1A
$1B
$1C
$1D
Table 15 - RAM Contents for the Datagram Example
Copyright © 2000, TRINAMIC Microchips GmbH
TRINAMIC
M I C R O C H I P S
address
0 1 2 3 4 5 6 7 8 9 1
With lsmd = %10 the (third) NxM bit at address $1D (position 29) finishes the datagram transmission
$0E
$0C
$0B
$0A
$09
$08
$06
$04
$03
$02
$01
$20
$10
$10
$10
$11
$11
$11
$13
$32
$0F
$07
$0E
$0A
$09
$08
$06
$02
$01
$20
data
example datagram configuration for sending from TMC428 to stepper motor driver daisy chain
driver # 1 (SMDA=%00)
NxM
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
1
NxM & signal code word
on-chip RAM configuration for the example
signal code word
$0E
$0C
$0A
$0A
$0B
$09
$08
$06
$04
$03
$02
$01
$00
$10
$10
$10
$11
$11
$11
$13
$12
$0F
$07
$0E
$09
$08
$06
$02
$01
$00
0
1
1
1
2
driver # 2 (SMDA=%01)
1
3
1
4
1
5
mnemonic
DAC_B_4
DAC_B_3
DAC_B_2
DAC_B_1
DAC_B_0
DAC_A_4
DAC_A_3
DAC_A_2
DAC_A_1
DAC_A_0
Direction
DAC_B_2
DAC_B_1
DAC_B_0
DAC_A_2
DAC_A_1
DAC_A_0
1
6
PH_A
FD_A
PH_A
PH_B
FD_B
PH_B
Zero
Zero
Zero
Step
One
One
One
1
7
1
8
1
9
2
0
2
1
driver #3 (SMDA=%10)
2
2
position
2
3
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
0
1
2
3
4
5
6
7
8
9
2
4
2
5
2
6
2
7
2
8
33
33
2
9