AN2518 Freescale Semiconductor / Motorola, AN2518 Datasheet - Page 3

• Manufacturer Part Number: AN2518
• Description: 3-Phase Sine Wave Generator - 3 outputs version - XOR version TPU Function Set
• Manufacturer: Freescale Semiconductor / Motorola

MOTOROLA
3-Phase Sine Wave Generator – 3 outputs version – XOR version TPU Function Set (3Sin3Xor)
Table 2
Table 3
3Sin3Xor_R
3Sin3Xor_T
Cosine table
3Sin3_sync
3Sin3_res
3Sin3_fault
TPU function
Freescale Semiconductor, Inc.
3Sin3Xor_sync
3Sin3Xor_fault
TPU function
3Sin3Xor_res
For More Information On This Product,
3Sin3Xor_R
3Sin3Xor_T
Table 1. 3Sin3Xor TPU function set configuration options and
Channel
shows an example of configuration.
shows the TPU function code sizes.
10
11
12
13
14
15
0
1
2
3
4
5
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Mandatory
mandatory
mandatory
mandatory
Optional/
optional
optional
optional
Table 2. Example of configuration
Table 3. TPU function code sizes
3Sin3Xor_fault, Cosine table 4
237 µ instructions + 8 entries = 245 long words
3Sin3Xor_sync
26 µ instructions + 8 entries = 34 long words
38 µ instructions + 8 entries = 46 long words
How many
Cosine table 1
Cosine table 2
Cosine table 3
TPU function
9 µ instructions + 8 entries = 17 long words
3Sin3Xor_res
3 µ instructions + 8 entries = 11 long words
channels
1 or more
1 or more
3Sin3Xor_R
3Sin3Xor_R
3Sin3Xor_R
3Sin3Xor_T
3Sin3Xor_T
3Sin3Xor_T
restrictions
3
3
4
1
any 3 channels
any 3 channels
any 4 consecutive channels
any channels
any channels
any, recommended is 15 and DTPU bit
set
Code size
Assignable channels
Function Set Configuration
Priority
middle
middle
middle
middle
middle
middle
none
none
none
high
low
low
AN2518/D
3