Datasheet

TMC2209 DATASHEET (Rev. 1.03 / 2019-JUN-26) 24
www.trinamic.com
0X05: OTP_READ – OTP MEMORY MAP
Bit
Name
Function
Comment
OTP_CHOPCONF4
1
Reset default for CHOPCONF.4 (hstrt0);
(pwm_autograd=1)
11
otp1.3
OTP_PWM_GRAD
Depending on otp_en_SpreadCycle
10
otp1.2
0
Reset default for PWM_GRAD as defined by (0..15):
0: PWM_GRAD= 14
1: PWM_GRAD= 16
2: PWM_GRAD= 18
3: PWM_GRAD= 21
4: PWM_GRAD= 24
5: PWM_GRAD= 27
6: PWM_GRAD= 31
7: PWM_GRAD= 35
8: PWM_GRAD= 40
9: PWM_GRAD= 46
10: PWM_GRAD= 52
11: PWM_GRAD= 59
12: PWM_GRAD= 67
13: PWM_GRAD= 77
14: PWM_GRAD= 88
15: PWM_GRAD= 100
9
otp1.1
8
otp1.0
OTP_CHOPCONF3...0
1
Reset default for CHOPCONF.0 to CHOPCONF.3 (TOFF)
7
otp0.7
otp_TBL
Reset default for TBL:
0: TBL=%10
1: TBL=%01
6
otp0.6
otp_internalRsense
Reset default for GCONF.internal_Rsense
0: External sense resistors
1: Internal sense resistors
5
otp0.5
otp_OTTRIM
Reset default for OTTRIM:
0: OTTRIM= %00 (143°C)
1: OTTRIM= %01 (150°C)
(internal power stage temperature about 10°C above the
sensor temperature limit)
4
otp0.4
OTP_FCLKTRIM
Reset default for FCLKTRIM
0: lowest frequency setting
31: highest frequency setting
Attention: This value is pre-programmed by factory clock
trimming to the default clock frequency of 12MHz and
differs between individual ICs! It should not be altered.
3
otp0.3
2
otp0.2
1
otp0.1
0
otp0.0