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L9680 データシート(PDF) 89 Page - STMicroelectronics |
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L9680 データシート(HTML) 89 Page - STMicroelectronics |
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89 / 286 page  DS11615 Rev 7 89/286 L9680 SPI interfaces 285 7.4.11 Deploy enable register (SPIDEPEN) ID: 25 Type: RW Read: 2500 Write: 004A 7.4.12 Deployment ground loss register (LP_GNDLOSS) ID: 26 Type: R Read: 2600 Write: - 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 MOSI - DEPEN_WR[15:0] MISO 0 0 0 0 DEPEN_STATE[15:0] DEPEN_WR[15:0] N/A N/A N/A Non-latched encoded value for LOCK / UNLOCK command $0FF0 LOCK - enter DEP_DISABLED state $F00F UNLOCK - enter DEP_ENABLED state. DEPEN_STATE[15:0] $0FF0 $0FF0 $0FF0Deploy Enabled State Updated according to Global SPI Deployment Enable State Diagram $0FF0 In DEP_DISABLED state $F00F In DEP_ENABLED state 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 MOSI - X X X X X X X X X X X X X X X X MISO 0 0 0 0 0 0 0 0 GNDLOSSx 0 0 0 Loop x Squib/pyroswitch Ground loss Cleared upon SSM_RESET or SPI read. Set when GND loss is detected during deployment or loop diag's (HS sw test, LS sw test, squib/pyroswitch resistance) 0 Loss of ground not detected 1 Loss of ground detected |
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