BIGTREETECH MANTA M8P V1.0

Shenzhen Big Tree Technology Co., Ltd.
BIGTREETECH
12 / 39
Driver Chip
MD3
MD2
MD1
Subdivis
ion
Excitation Mode
LV8729
Max 128
Subdivisions
36V 1.8A
L
L
L
Full
Step
2 Phase
L
L
H
1/2
1-2 Phase
L
H
L
1/4
W1-2 Phase
L
H
H
1/8
2W1-2 Phase
H
L
L
1/16
4W1-2 Phase
H
L
H
1/32
8W1-2 Phase
H
H
L
1/64
16W1-2 Phase
H
H
H
1/128
32W1-2 Phase
Driving Current
Calculation
Formula
RF1=0.22Ω
𝐈
OUT
= (𝐕
𝐑𝐄𝐅
/ 5 ) / RF1
Driver Chip
MS3
MS2
MS1
Subdivision
ST820
Max 256
Subdivisions
45V 1.5A
L
L
L
Full Step
L
L
H
1/2
L
H
L
1/4
L
H
H
1/8
H
L
L
1/16
H
L
H
1/32
H
H
L
1/128
H
H
H
1/256
Driving Current
Calculation
Formula
Rs=0.15Ω
𝐈
𝐩𝐞𝐚𝐤
=
𝐕
𝐑𝐄𝐅∗
𝐕
𝐃𝐃
𝟓 ∗ 𝐑
𝐒
3.2.2 UART Mode of TMC Driver
For example, TMC2208, TMC2209, TMC2225... Use a jumper cap for each to
connect the position of the red box in the figure, and the subdivision and driver
current is set by firmware.