AS3665
Datasheet, Confidential - P r o g r a m m i n g S e q u e n c e r s
The program memory areas are setup using start_addr1 ... start_addr3 :
Table 58. Start_Addr1 Register
Addr: B0h
Start_Addr1 Register
Bit
Bit Name
Default Access
Description
7:0
start_addr1
00h
R/W
Sequencer 1 start of program
Table 59. Start_Addr2 Register
Addr: B1h
Start_Addr2 Register
Bit
Bit Name
Default Access
Description
7:0
start_addr2
00h
R/W
Sequencer 2 start of program
Table 60. Start_Addr3 Register
Addr: B2h
Start_Addr3 Register
Bit
Bit Name
Default Access
Description
7:0
start_addr3
00h
R/W
Sequencer 3 start of program
The actual program execution of the sequencers is defined by the program counters PC1 ... PC3 :
Table 61. Seq1_PC Register
Addr: B4h
Seq1_PC Register
Bit
Bit Name
Default Access
Description
7:0
PC1
00h
R/W
Sequencer 1 program counter
Table 62. Seq2_PC Register
Addr: B5h
Seq2_PC Register
Bit
Bit Name
Default Access
Description
7:0
PC2
00h
R/W
Sequencer 2 program counter
Table 63. Seq3_PC Register
Addr: B6h
Seq3_PC Register
Bit
Bit Name
Default Access
Description
7:0
PC3
00h
R/W
Sequencer 3 program counter
Sequencers
All three sequences are autonomous program execution unit executing the commands described in Sequencer Com-
mands Table (see page 66) . Programs are downloaded, started and stopped as described in Program Downloading
(see page 43) . The output of these sequencers is used for the PWM generator defined by so called MUX tables:
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