DRV3202-Q1 Datasheet, PDF (33/41 Pages) Texas Instruments – DRV3202-Q1 3-Phase Brushless Motor Driver

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MM1: Fail (Overcurrent)
4) V_CC Overvoltage Detection (B4)
MM0: NORMAL
MM1: Fail (V_CC overvoltage)
5) V_DD Overvoltage Detection (B3)
MM0: NORMAL
MM1: Fail (V_DD overvoltage)
6) CPV Low Voltage Detection (B2)
MM0: NORMAL
MM1: Fail (CPV low voltage)
7) Thermal Detection (B1)
MM0: NORMAL
MM1: Fail (Overtemperature)
8) EEPROM* Data Consistency Check (B0)
MM0: NORMAL
MM1: Fail (EEPROM DATA CRC error)
*ASIC calibration EEPROM
DRV3202-Q1
SLVSBJ4B – OCTOBER 2012 – REVISED JULY 2016
NOTE
Just after power-on of the IC, some of the bits listed above may be set depending on the
apply sequence of VB. It is recommended to issue a DIAG_READ1 to clear these bits
prior to all S/W sequences.
2. B14-B9 = 0 1 0 0 0 0
This flag is cleared after the register is read by the CPU.
1) SPI-NG (B7)
MM0: NORMAL
MM1: Fail (SPI read and write command is wrong)
Diag happen!
Twait > 5 µs
CS
CLK
DIN
MSB ~ bit10 bit9 bit8 bit7 ~ bit0
DOUT Command Data for Diagnosis
MSB ~ bit10 bit9 bit8 bit7 ~ bit0
DOUT Command Data for Diagnosis
Internal Diagnosis
Shadow Register
Internal Diagnosis
Status Register
New Diagnosis Data
During bit7 ~ bit0
Diagnosis Data Against DIN Command New Diagnosis Data
DOUT
DIN ECHO
Diagnosis
Hi-Z
'RQ¶W FDUH
Figure 34. DIAG_READ
DIN ECHO
New
Hi-Z
'RQ¶W FDUH
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