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123 lines
3.9 KiB
123 lines
3.9 KiB
#ifndef _HWD_PIN_H_
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#define _HWD_PIN_H_
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define MAX_N_PORTS_COUNT 3
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#define MAX_PORT_PINS_COUNT 16
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#define MAX_N_PIN_ALT_FUNC 8
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#define MAX_PORT_A_PIN_NO 15
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#define MAX_PORT_B_PIN_NO 15
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#define MAX_PORT_F_PIN_NO 1
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/*! Pin number typedef enum. It contains all the available pins */
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typedef enum
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{
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// NAME = BASE ADDR | PORT | PIN NO
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pinA0 = 0x00 | 0, /*!< Port: A Pin: 0 -> Port A Mask | Pin Mask */
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pinA1 = 0x00 | 1, /*!< Port: A Pin: 1 -> Port A Mask | Pin Mask */
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pinA2 = 0x00 | 2, /*!< Port: A Pin: 2 -> Port A Mask | Pin Mask */
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pinA3 = 0x00 | 3, /*!< Port: A Pin: 3 -> Port A Mask | Pin Mask */
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pinA4 = 0x00 | 4, /*!< Port: A Pin: 4 -> Port A Mask | Pin Mask */
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pinA5 = 0x00 | 5, /*!< Port: A Pin: 5 -> Port A Mask | Pin Mask */
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pinA6 = 0x00 | 6, /*!< Port: A Pin: 6 -> Port A Mask | Pin Mask */
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pinA7 = 0x00 | 7, /*!< Port: A Pin: 7 -> Port A Mask | Pin Mask */
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pinA8 = 0x00 | 8, /*!< Port: A Pin: 8 -> Port A Mask | Pin Mask */
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pinA9 = 0x00 | 9, /*!< Port: A Pin: 9 -> Port A Mask | Pin Mask */
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pinA10 = 0x00 | 10, /*!< Port: A Pin: 10 -> Port A Mask | Pin Mask */
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pinA11 = 0x00 | 11, /*!< Port: A Pin: 11 -> Port A Mask | Pin Mask */
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pinA12 = 0x00 | 12, /*!< Port: A Pin: 12 -> Port A Mask | Pin Mask */
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pinA13 = 0x00 | 13, /*!< Port: A Pin: 13 -> Port A Mask | Pin Mask */
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pinA14 = 0x00 | 14, /*!< Port: A Pin: 14 -> Port A Mask | Pin Mask */
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pinA15 = 0x00 | 15, /*!< Port: A Pin: 15 -> Port A Mask | Pin Mask */
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pinB0 = 0x10 | 0, /*!< Port: B Pin: 0 -> Port B Mask | Pin Mask */
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pinB1 = 0x10 | 1, /*!< Port: B Pin: 1 -> Port B Mask | Pin Mask */
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pinB3 = 0x10 | 3, /*!< Port: B Pin: 3 -> Port B Mask | Pin Mask */
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pinB4 = 0x10 | 4, /*!< Port: B Pin: 4 -> Port B Mask | Pin Mask */
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pinB5 = 0x10 | 5, /*!< Port: B Pin: 5 -> Port B Mask | Pin Mask */
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pinB6 = 0x10 | 6, /*!< Port: B Pin: 6 -> Port B Mask | Pin Mask */
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pinB7 = 0x10 | 7, /*!< Port: B Pin: 7 -> Port B Mask | Pin Mask */
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pinB8 = 0x10 | 8, /*!< Port: B Pin: 8 -> Port B Mask | Pin Mask */
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pinF0 = 0x20 | 0, /*!< Port: F Pin: 0 -> Port F Mask | Pin Mask */
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pinF1 = 0x20 | 1 /*!< Port: F Pin: 1 -> Port F Mask | Pin Mask */
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}pinNo_t;
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/*!List of all possible port base addresses. This is used for the funcionality of of pin.h*/
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static const uint32_t portBase_Addr_List[MAX_N_PORTS_COUNT] = {
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GPIOA_BASE, //!< Base address Port A
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GPIOB_BASE, //!< Base address Port B
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GPIOF_BASE //!< Base address Port F
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};
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/*! This is a bitmap list of all possible alternative functions for each pin.
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* 1means that there is an alternative function available and 0 for none. Tis is used
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* for the functionality in pin.h
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* */
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static const uint8_t altFunc_List[MAX_N_PORTS_COUNT][MAX_PORT_PINS_COUNT] = {
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{ // PORT A
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0b01110000, //PA0
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0b11110000, //PA1
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0b01110000, //PA2
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0b01110000, //PA3
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0b11111000, //PA4
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0b11110000, //PA5
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0b11110110, //PA6
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0b11111110, //PA7
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0b11111000, //PA8
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0b01111100, //PA9
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0b11111000, //PA10
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0b11111100, //PA11
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0b11111100, //PA12
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0b11100000, //PA13
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0b11000000, //PA14
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0b11110100 //PA15
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},
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{ // PORT B
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0b11110000, //PB0
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0b11110000, //PB1
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0b00010000, //PB2
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0b11110000, //PB3
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0b11110100, //PB4
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0b11110000, //PB5
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0b11110000, //PB6
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0b11110000, //PB7
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0b11111000, //PB8
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0b11111100, //PB9
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0b11110100, //PB10
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0b11100000, //PB11
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0b11100000, //PB12
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0b10100100, //PB13
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0b10100100, //PB14
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0b10100000 //PB15
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},
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{ // PORT F
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0b11000000, //PF0
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0b01000000, //PF1
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0b00000000, //N.A
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0b00000000, //N.A
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0b00000000, //N.A
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0b00000000, //N.A
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0b00000000, //N.A
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0b00000000, //N.A
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0b00000000, //N.A
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0b00000000, //N.A
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0b00000000, //N.A
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0b00000000, //N.A
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0b00000000, //N.A
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0b00000000, //N.A
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0b00000000, //N.A
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0b00000000 //N.A
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}
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};
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#ifdef __cplusplus
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}
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#endif
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#endif // _HWD_PIN_H_
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