mc33789 Freescale Semiconductor, Inc, mc33789 Datasheet - Page 65

• Manufacturer Part Number: mc33789
• Description: Airbag System Basis Chip Sbc With Power Supply And Psi5 Sensor Interface
• Manufacturer: Freescale Semiconductor, Inc

Table 33. SPI Command, - OUT2_CTL
Table 34. SPI Command, - NOP
NOP (0x57, 0x97)
a previous command without altering anything within the
33789.
Analog Integrated Circuit Device Data
Freescale Semiconductor
Default
Read *
Write
The NOP command is used to retrieve the response from
Read *
Write
→
SO
SO
SI
SI
SO
SO
SI
SI
10 001010
11 001011
12 001100
13 001101
14 001110
15 001111
16 010000
17 010001
18 010010
19 010011
20 010100
21 010101
0 000000
1 000001
2 000010
3 000011
4 000100
5 000101
6 000110
7 000111
8 001000
9 001001
* The READ response will always be ERROR with the RE bit set to ‘1’
DC5:D
C0
15
15
0
0
1
0
0
0
1
0
DC%
OFF
11.1
12.7
14.3
15.9
17.5
19.0
20.6
22.2
23.8
25.4
27.0
28.6
30.2
31.7
33.3
1.6
3.2
4.8
6.3
7.9
9.5
14
14
1
0
0
0
1
0
0
1
13
13
0
1
0
0
0
1
0
0
22 010110
23 010111
24 011000
25 011001
26 011010
27 011011
28 011100
29 011101
30 011110
31 011111
32 100000
33 100001
34 100010
35 100011
36 100100
37 100101
38 100110
39 100111
40 101000
41 101001
42 101010
DC5:D
C0
12
12
1
P
1
P
1
P
1
P
DC%
34.9
36.5
38.1
39.7
41.3
42.9
44.4
46.0
47.6
49.2
50.8
52.4
54.0
55.6
57.1
58.7
60.3
61.9
63.5
65.1
66.7
11
0
1
0
1
11
1
1
1
1
OUT2_CTL (0x5C, 0x9C)
10
1
1
1
1
10
1
1
1
1
NOP (0x57, 0x97)
43 101011
44 101100
45 101101
46 101110
47 101111
48 110000
49 110001
50 110010
51 110011
52 110100
53 110101
54 110110
55 110111
56 111000
57 111001
58 111010
59 111011
60 111100
61 111101
62 111110
63 111111
DC5:D
C0
9
1
1
1
1
9
0
1
0
1
with all data bits set to '0'. Any attempted read access to NOP
will result in an ERROR response with the RE bit set to '1'.
DC%
68.3
69.8
71.4
73.0
74.6
76.2
77.8
79.4
81.0
82.5
84.1
85.7
87.3
88.9
90.5
92.1
93.7
95.2
96.8
98.4
ON
8
1
0
1
0
8
0
0
0
0
The response for the command is a fixed write response
DC5
SENSOR MESSAGE, OPERATION COMMAND AND SPI
Default
Default
Default
Default
Default
Default
7
x
0
x
0
TS
TS
7
x
* Status is cleared after OFF command is sent
DC4
→
→
→
→
→
→
6
x
0
x
0
6
0
0
x
OFF23 OFF13 ON23
OFF23 OFF13 ON23
OFF13 Driver OFF 1/3 V
OFF23 Driver OFF 2/3 V
ON13 Driver ON 1/3 V
ON23 Driver ON 2/3 V
DC3
HS
TS
5
x
0
x
0
5
x
0
1
0
1
0
1
0
1
0
1
0
1
FUNCTIONAL DEVICE OPERATION
Driver Configuration Select
LS Driver
HS Driver
Diagnosis below threshold
Diagnosis above threshold
Diagnosis below threshold
Diagnosis above threshold
Diagnosis below threshold
Diagnosis above threshold
Diagnosis below threshold
Diagnosis above threshold
Thermal shutdown indicator
No shutdown has occurred
Thermal shutdown has occurred*
DC2
4
x
0
x
0
4
x
DC1
3
x
0
x
0
3
x
PWR
PWR
PWR
PWR
ON13
ON13
DC0
2
0
0
x
x
2
x
Comparator Result
Comparator Result
Comparator Result
Comparator Result
HS
HS
HS
1
0
1
x
x
1
x
33789
0
0
0
x
x
0
x
0
x
0
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