amis-30523 ON Semiconductor, amis-30523 Datasheet - Page 33
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amis-30523
Manufacturer Part Number
amis-30523
Description
Amis-30523 Product Preview Can Micro-stepping Motor Driver
Manufacturer
ON Semiconductor
Datasheet
1.AMIS-30523.pdf
(35 pages)
21. WD – This bit indicates that the watchdog timer has not been cleared properly. If the master reads that WD is set to “1” after reset, it means
Table 18. SPI STATUS FLAGS OVERVIEW
Mnemonic
MSP[6:0]
OVCXNB
OVCXNT
OVCXPB
OVCXPT
OVCYNB
OVCYNT
OVCYPB
OVCYPT
OPENX
OPENY
CPFail
that a watchdog reset occurred (warm boot) instead of POR (cold boot). WD bit will be cleared only when the master writes “0” to WDEN
bit.
TSD
WD
TW
H−bridge; MOTXN terminal;
H−bridge; MOTXN terminal;
H−bridge; MOTXP terminal;
H−bridge; MOTXP terminal;
H−bridge; MOTYN terminal;
H−bridge; MOTYN terminal;
H−bridge; MOTYP terminal;
H−bridge; MOTYP terminal;
Watchdog event (Note 21)
Charge pump failure
Micro−step position
OVer Current on X
OVer Current on X
OVer Current on X
OVer Current on X
OVer Current on Y
OVer Current on Y
OVer Current on Y
OVer Current on Y
Thermal shutdown
Thermal warning
Bottom transist.
Bottom transist.
Bottom transist.
OPEN Coil X
OPEN Coil Y
Bottom tran.
Top transist.
Top transist.
Top transist.
Top transist.
Flag
Length
(bit)
1
7
1
1
1
1
1
1
1
1
1
1
1
1
1
Status Register 0
Status Register 3
Status Register 0
Status Register 0
Status Register 1
Status Register 1
Status Register 1
Status Register 1
Status Register 2
Status Register 2
Status Register 2
Status Register 2
Status Register 2
Status Register 0
Status Register 0
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SPI Register
Related
33
‘0’ = no failure
‘1’ = failure: indicates that the charge pump
does not reach the required voltage level.
Translator micro step position
‘1’ = Open coil detected
‘1’ = Open coil detected
‘0’ = no failure
‘1’ = failure: indicates that over current is
detected at bottom transistor XN−terminal
‘0’ = no failure
‘1’ = failure: indicates that over current is
detected at top transistor XN−terminal
‘0’ = no failure
‘1’ = failure: indicates that over current is
detected at bottom transistor XP−terminal
‘0’ = no failure
‘1’ = failure: indicates that over current is
detected at top transistor XP−terminal
‘0’ = no failure
‘1’ = failure: indicates that over current is
detected at bottom transistor YN−terminal
‘0’ = no failure
‘1’ = failure: indicates that over current is
detected at top transistor YN−terminal
‘0’ = no failure
‘1’ = failure: indicates that over current is
detected at bottom transistor YP−terminal
‘0’ = no failure
‘1’ = failure: indicates that over current is
detected at top transistor YP−terminal
‘1’ = watchdog reset after time−out
Comment
‘0000000’
Reset
State
‘0’
‘0’
‘0’
‘0’
‘0’
‘0’
‘0’
‘0’
‘0’
‘0’
‘0’
‘0’
‘0’
‘0’