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Add support for PCA9557 8-bit IO expander #18632

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merged 5 commits into from
May 14, 2023
Merged

Add support for PCA9557 8-bit IO expander #18632

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ef9a002
add PCA9557 driver
cctweaker May 10, 2023
2a4afe5
text correction
cctweaker May 10, 2023
e4e6730
added switches and buttons
cctweaker May 10, 2023
13846fe
update max devices to 8
cctweaker May 10, 2023
80dd6da
cleanup
cctweaker May 11, 2023
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3 changes: 2 additions & 1 deletion I2CDEVICES.md
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Original file line number Diff line number Diff line change
Expand Up @@ -115,4 +115,5 @@ Index | Define | Driver | Device | Address(es) | Description
77 | USE_MCP23XXX_DRV | xdrv_67 | MCP23x17 | 0x20 - 0x26 | 16-bit I/O expander as virtual button/switch/relay
78 | USE_PMSA003I | xsns_104 | PMSA003I | 0x12 | PM2.5 Air Quality Sensor with I2C Interface
79 | USE_GDK101 | xsns_106 | GDK101 | 0x18 - 0x1B | Gamma Radiation Sensor
80 | USE_TC74 | xsns_108 | TC74 | 0x48 - 0x4F | Temperature sensor
80 | USE_TC74 | xsns_108 | TC74 | 0x48 - 0x4F | Temperature sensor
81 | USE_PCA95XX_DRV | xdrv_69 | PCA95xx | 0x18 - 0x1F | 8-bit I/O expander as virtual relay
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