diff options
Diffstat (limited to 'wirish/wirish_digital.c')
| -rw-r--r-- | wirish/wirish_digital.c | 143 |
1 files changed, 143 insertions, 0 deletions
diff --git a/wirish/wirish_digital.c b/wirish/wirish_digital.c new file mode 100644 index 0000000..33217b6 --- /dev/null +++ b/wirish/wirish_digital.c @@ -0,0 +1,143 @@ +/* ***************************************************************************** + * The MIT License + * + * Copyright (c) 2010 Perry Hung. + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + * ****************************************************************************/ + +/** + * @brief + */ + +#include "wirish.h" +#include "io.h" + +#define ADC0 0 +#define ADC1 1 +#define ADC2 2 +#define ADC3 3 +#define ADC4 4 +#define ADC5 5 +#define ADC6 6 +#define ADC7 7 +#define ADC8 8 +#define ADC9 9 +#define ADC10 10 +#define ADC11 11 +#define ADC12 12 +#define ADC13 13 +#define ADC14 14 +#define ADC15 15 +#define ADC16 16 + +const PinMapping PIN_MAP[NR_MAPLE_PINS] = { + {GPIOA_BASE, 3, ADC3, TIMER2_CH4_CCR}, // D0/PA3 + {GPIOA_BASE, 2, ADC2, TIMER2_CH3_CCR}, // D1/PA2 + {GPIOA_BASE, 0, ADC0, TIMER2_CH1_CCR}, // D2/PA0 + {GPIOA_BASE, 1, ADC1, TIMER2_CH2_CCR}, // D3/PA1 + {GPIOB_BASE, 5, ADC_INVALID, TIMER_INVALID}, // D4/PB5 + {GPIOB_BASE, 6, ADC_INVALID, TIMER4_CH1_CCR}, // D5/PB6 + {GPIOA_BASE, 8, ADC_INVALID, TIMER1_CH1_CCR}, // D6/PA8 + {GPIOA_BASE, 9, ADC_INVALID, TIMER1_CH2_CCR}, // D7/PA9 + {GPIOA_BASE, 10, ADC_INVALID, TIMER1_CH3_CCR}, // D8/PA10 + {GPIOB_BASE, 7, ADC_INVALID, TIMER4_CH2_CCR}, // D9/PB7 + {GPIOA_BASE, 4, ADC4, TIMER_INVALID}, // D10/PA4 + {GPIOA_BASE, 7, ADC7, TIMER3_CH2_CCR}, // D11/PA7 + {GPIOA_BASE, 6, ADC6, TIMER3_CH1_CCR}, // D12/PA6 + {GPIOA_BASE, 5, ADC5, TIMER_INVALID}, // D13/PA5 + {GPIOB_BASE, 8, ADC_INVALID, TIMER4_CH3_CCR}, // D14/PB8 + /* Little header */ + {GPIOC_BASE, 0, ADC10, TIMER_INVALID}, // D15/PC0 + {GPIOC_BASE, 1, ADC11, TIMER_INVALID}, // D16/PC1 + {GPIOC_BASE, 2, ADC12, TIMER_INVALID}, // D17/PC2 + {GPIOC_BASE, 3, ADC13, TIMER_INVALID}, // D18/PC3 + {GPIOC_BASE, 4, ADC14, TIMER_INVALID}, // D19/PC4 + {GPIOC_BASE, 5, ADC15, TIMER_INVALID}, // D20/PC5 + /* External header */ + {GPIOC_BASE, 13, ADC_INVALID, TIMER_INVALID}, // D21/PC13 + {GPIOC_BASE, 14, ADC_INVALID, TIMER_INVALID}, // D22/PC14 + {GPIOC_BASE, 15, ADC_INVALID, TIMER_INVALID}, // D23/PC15 + {GPIOB_BASE, 9, ADC_INVALID, TIMER4_CH4_CCR}, // D24/PB9 + {GPIOD_BASE, 2, ADC_INVALID, TIMER_INVALID}, // D25/PD2 + {GPIOC_BASE, 10, ADC_INVALID, TIMER_INVALID}, // D26/PC10 + {GPIOB_BASE, 0, ADC8, TIMER3_CH3_CCR}, // D27/PB0 + {GPIOB_BASE, 1, ADC9, TIMER3_CH4_CCR}, // D28/PB1 + {GPIOB_BASE, 10, ADC_INVALID, TIMER_INVALID}, // D29/PB10 + {GPIOB_BASE, 11, ADC_INVALID, TIMER_INVALID}, // D30/PB11 + {GPIOB_BASE, 12, ADC_INVALID, TIMER_INVALID}, // D31/PB12 + {GPIOB_BASE, 13, ADC_INVALID, TIMER_INVALID}, // D32/PB13 + {GPIOB_BASE, 14, ADC_INVALID, TIMER_INVALID}, // D33/PB14 + {GPIOB_BASE, 15, ADC_INVALID, TIMER_INVALID}, // D34/PB15 + {GPIOC_BASE, 6, ADC_INVALID, TIMER_INVALID}, // D35/PC6 + {GPIOC_BASE, 7, ADC_INVALID, TIMER_INVALID}, // D36/PC7 + {GPIOC_BASE, 8, ADC_INVALID, TIMER_INVALID}, // D37/PC8 + {GPIOC_BASE, 9, ADC_INVALID, TIMER_INVALID} // D38/PC9 +}; + +void pinMode(uint8 pin, WiringPinMode mode) { + uint8 outputMode; + + if (pin >= NR_MAPLE_PINS) + return; + + switch(mode) { + case OUTPUT: + outputMode = GPIO_MODE_OUTPUT_PP; + break; + case OUTPUT_OPEN_DRAIN: + outputMode = GPIO_MODE_OUTPUT_OD; + break; + case INPUT: + case INPUT_FLOATING: + outputMode = GPIO_MODE_INPUT_FLOATING; + break; + case INPUT_ANALOG: + outputMode = GPIO_MODE_INPUT_ANALOG; + break; + case INPUT_PULLUP: + outputMode = GPIO_MODE_INPUT_PU; + break; + case INPUT_PULLDOWN: + outputMode = GPIO_MODE_INPUT_PD; + break; + case PWM: + outputMode = GPIO_MODE_AF_OUTPUT_PP; + break; + default: + ASSERT(0); + return; + } + + gpio_set_mode(PIN_MAP[pin].port, PIN_MAP[pin].pin, outputMode); +} + + +uint32 digitalRead(uint8 pin) { + if (pin >= NR_MAPLE_PINS) + return 0; + return gpio_read_bit(PIN_MAP[pin].port, PIN_MAP[pin].pin); +} + +void digitalWrite(uint8 pin, uint8 val) { + if (pin >= NR_MAPLE_PINS) + return; + + gpio_write_bit(PIN_MAP[pin].port, PIN_MAP[pin].pin, val); +} |