David Giles
This is a complete listing of the RS-EDP software for the mbed module to support the RS-EDP platform.
HeaderFiles/RSEDP_BB_PCA9675_Serial_Input_Latch.h@0:5b7639d1f2c4, 2010-11-19 (annotated)
- Committer:
- DavidGilesHitex
- Date:
- Fri Nov 19 09:49:16 2010 +0000
- Revision:
- 0:5b7639d1f2c4
Who changed what in which revision?
| User | Revision | Line number | New contents of line |
|---|---|---|---|
| DavidGilesHitex | 0:5b7639d1f2c4 | 1 | /* Header File for the Serial Input Latch PCA9675 Device on the RS-EDP Base Board */ |
| DavidGilesHitex | 0:5b7639d1f2c4 | 2 | /* ****************************************************************************** */ |
| DavidGilesHitex | 0:5b7639d1f2c4 | 3 | |
| DavidGilesHitex | 0:5b7639d1f2c4 | 4 | |
| DavidGilesHitex | 0:5b7639d1f2c4 | 5 | extern sint32_t RSEDP_BB_setup_PCA9675(uint8_t Slave_Address); |
| DavidGilesHitex | 0:5b7639d1f2c4 | 6 | /* Setup and configure the serial I/O latch for input reading mode */ |
| DavidGilesHitex | 0:5b7639d1f2c4 | 7 | /* This function is called to reset the device to configure the I/O to input mode */ |
| DavidGilesHitex | 0:5b7639d1f2c4 | 8 | /* The only parameter to be passed is the Slave Address of the device on the board. */ |
| DavidGilesHitex | 0:5b7639d1f2c4 | 9 | |
| DavidGilesHitex | 0:5b7639d1f2c4 | 10 | |
| DavidGilesHitex | 0:5b7639d1f2c4 | 11 | extern sint32_t RSEDP_BB_PCA9675_reset(uint8_t Slave_Address); |
| DavidGilesHitex | 0:5b7639d1f2c4 | 12 | /* Reset the device using a general call */ |
| DavidGilesHitex | 0:5b7639d1f2c4 | 13 | /* This function uses the general call address feature to reset the device to power on status */ |
| DavidGilesHitex | 0:5b7639d1f2c4 | 14 | |
| DavidGilesHitex | 0:5b7639d1f2c4 | 15 | |
| DavidGilesHitex | 0:5b7639d1f2c4 | 16 | |
| DavidGilesHitex | 0:5b7639d1f2c4 | 17 | extern sint32_t RSEDP_BB_PCA9675_write_data(uint8_t Slave_Address, uint8_t port0_payload, uint8_t port1_payload); |
| DavidGilesHitex | 0:5b7639d1f2c4 | 18 | /* Write two bytes to the device */ |
| DavidGilesHitex | 0:5b7639d1f2c4 | 19 | /* This function writes two bytes, the first to the Port0 and second to Port1 */ |
| DavidGilesHitex | 0:5b7639d1f2c4 | 20 | |
| DavidGilesHitex | 0:5b7639d1f2c4 | 21 | |
| DavidGilesHitex | 0:5b7639d1f2c4 | 22 | extern sint32_t RSEDP_BB_PCA9675_read_data(uint8_t Slave_Address, uint8_t *read_port0, uint8_t *read_port1); |
| DavidGilesHitex | 0:5b7639d1f2c4 | 23 | /* Read two bytes from the device */ |
| DavidGilesHitex | 0:5b7639d1f2c4 | 24 | |
| DavidGilesHitex | 0:5b7639d1f2c4 | 25 | extern sint32_t RS_EDP_BB_Read_DIP_Switch(uint8_t Switch_Number, uint8_t *Switch_Status); |
| DavidGilesHitex | 0:5b7639d1f2c4 | 26 | /* Read the switch position - either on or off */ |
| DavidGilesHitex | 0:5b7639d1f2c4 | 27 | /* Call this function with a value 1 to 8 for the actual on/off status of the switch */ |
| DavidGilesHitex | 0:5b7639d1f2c4 | 28 | /* the retrun status is 'DIP_SWITCH_ON' or 'DIP_SWITCH_OFF' */ |
| DavidGilesHitex | 0:5b7639d1f2c4 | 29 | /* you can call this function with 'ALL_DIP_SWITCHES' and the value return is the 8 bit number read by the latch */ |