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1 | ingob | 1 | #ifndef _TWI_SLAVE_H_ |
2 | #define _TWI_SLAVE_H_ |
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3 | |||
4 | extern unsigned char I2C_RXBuffer; |
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5 | extern unsigned char Byte_Counter; |
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6 | |||
7 | extern void InitIC2_Slave (uint8_t adr); |
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8 | |||
9 | #define TWI_BUS_ERR_1 0x00 |
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10 | #define TWI_BUS_ERR_2 0xF8 |
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11 | |||
12 | // Status Slave RX Mode |
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13 | #define SR_SLA_ACK 0x60 |
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14 | #define SR_LOST_ACK 0x68 |
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15 | #define SR_GEN_CALL_ACK 0x70 |
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16 | #define GEN_LOST_ACK 0x78 |
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17 | #define SR_PREV_ACK 0x80 |
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18 | #define SR_PREV_NACK 0x88 |
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19 | #define GEN_PREV_ACK 0x90 |
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20 | #define GEN_PREV_NACK 0x98 |
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21 | #define STOP_CONDITION 0xA0 |
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22 | #define REPEATED_START 0xA0 |
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23 | |||
24 | // Status Slave TX mode |
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25 | #define SW_SLA_ACK 0xA8 |
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26 | #define SW_LOST_ACK 0xB0 |
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27 | #define SW_DATA_ACK 0xB8 |
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28 | #define SW_DATA_NACK 0xC0 |
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29 | #define SW_LAST_ACK 0xC8 |
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30 | |||
31 | #endif |
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32 |