TMC8462 Datasheet • Document Revision V1.4 • 2018-May -09
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CS1
CS2
CS3
SCL
SPI
SPI
SPI
I2C
I2C
SPI CS1 signal
SPI CS2 signal
SPI CS3 signal
I2C SCL signal
I2C SDA signal
output
output
output
output
in/out
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
72
73
74
75
76
39
40
41
0Eh
0Fh
10h
11h
12h
13h
14h
15h
16h
17h
18h
19h
1Ah
1Bh
1Ch
1Dh
1Eh
1Fh
20h
21h
22h
23h
24h
25h
26h
48h
49h
4Ah
4Bh
4Ch
27h
28h
29h
SDA
S0
Step/Direction Step output channel 0
output
output
output
output
output
output
output
output
output
output
output
output
output
output
output
output
output
output
output
output
output
output
output
D0
Step/Direction Direction output channel 0
Step/Direction Step output channel 1
S1
D1
Step/Direction Direction output channel 1
Step/Direction Step output channel 2
S2
D2
Step/Direction Direction output channel 2
Step/Direction Inverted Step output channel 0
Step/Direction Inverted Direction output channel 0
Step/Direction Inverted Step output channel 1
Step/Direction Inverted Direction output channel 1
Step/Direction Inverted Step output channel 2
Step/Direction Inverted Direction output channel 2
S0n
D0n
S1n
D1n
S2n
D2n
HS0
LS0
PWM
PWM
PWM
PWM
PWM
PWM
PWM
PWM
PWM
PWM
PWM
Channel 0 Highside signal
Channel 0 Lowside signal
Channel 1 Highside signal
Channel 1 Lowside signal
Channel 2 Highside signal
Channel 2 Lowside signal
Channel 3 Highside signal
Channel 3 Lowside signal
PWM counter position A pulse
PWM counter center position pulse
PWM counter position B pulse
HS1
LS1
HS2
LS2
HS3
LS3
PULSE_A
PULSE_C
PULSE_B
PULSE_AB PWM
PWM counter position A and B pulses output
PULSE_Z
GPI0
PWM
GPIO
GPIO
GPIO
PWM counter Zero position pulse
General purpose input 0 signal
General purpose input 1 signal
General purpose input 2 signal
output
input
input
input
GPI1
GPI2
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