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27 lines
869 B
27 lines
869 B
20 years ago
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#ifndef I2C_PCA9564_H
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#define I2C_PCA9564_H 1
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#define I2C_PCA_STA 0x00 /* STATUS Read Only */
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#define I2C_PCA_TO 0x00 /* TIMEOUT Write Only */
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#define I2C_PCA_DAT 0x01 /* DATA Read/Write */
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#define I2C_PCA_ADR 0x02 /* OWN ADR Read/Write */
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#define I2C_PCA_CON 0x03 /* CONTROL Read/Write */
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#define I2C_PCA_CON_AA 0x80 /* Assert Acknowledge */
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#define I2C_PCA_CON_ENSIO 0x40 /* Enable */
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#define I2C_PCA_CON_STA 0x20 /* Start */
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#define I2C_PCA_CON_STO 0x10 /* Stop */
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#define I2C_PCA_CON_SI 0x08 /* Serial Interrupt */
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#define I2C_PCA_CON_CR 0x07 /* Clock Rate (MASK) */
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#define I2C_PCA_CON_330kHz 0x00
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#define I2C_PCA_CON_288kHz 0x01
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#define I2C_PCA_CON_217kHz 0x02
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#define I2C_PCA_CON_146kHz 0x03
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#define I2C_PCA_CON_88kHz 0x04
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#define I2C_PCA_CON_59kHz 0x05
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#define I2C_PCA_CON_44kHz 0x06
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#define I2C_PCA_CON_36kHz 0x07
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#endif /* I2C_PCA9564_H */
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