d1547320a0
Affects: - `handwired/108key_trackpoint` - `handwired/2x5keypad` - `handwired/3dp660` - `handwired/412_64` - `handwired/42` - `handwired/amigopunk` - `handwired/aranck` - `handwired/atreus50` - `handwired/axon` - `handwired/battleship_gamepad` - `handwired/bdn9_ble` - `handwired/bento/rev1` - `handwired/bolek` - `handwired/brain` - `handwired/bstk100` - `handwired/cans12er` - `handwired/chiron` - `handwired/ck4x4` - `handwired/cmd60` - `handwired/co60/rev6` - `handwired/co60/rev7` - `handwired/colorlice` - `handwired/curiosity` - `handwired/dactyl_left` - `handwired/dactyl_manuform/4x5` - `handwired/dactyl_manuform/4x5_5` - `handwired/dactyl_manuform/4x6` - `handwired/dactyl_manuform/4x6_4_3` - `handwired/dactyl_manuform/4x6_5` - `handwired/dactyl_manuform/5x6` - `handwired/dactyl_manuform/5x6_2_5` - `handwired/dactyl_manuform/5x6_5` - `handwired/dactyl_manuform/5x6_6` - `handwired/dactyl_manuform/5x6_68` - `handwired/dactyl_manuform/5x7` - `handwired/dactyl_manuform/6x6/blackpill_f411` - `handwired/dactyl_manuform/6x6/promicro` - `handwired/dactyl_manuform/6x6_4` - `handwired/dactyl_manuform/6x7` - `handwired/dactyl_promicro` - `handwired/dactyl_rah` - `handwired/datahand` - `handwired/evk/v1_3` - `handwired/fc200rt_qmk` - `handwired/fivethirteen` - `handwired/floorboard` - `handwired/fruity60` - `handwired/gamenum` - `handwired/hacked_motospeed` - `handwired/heisenberg` - `handwired/hnah40`
38 lines
1.2 KiB
C
38 lines
1.2 KiB
C
#pragma once
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#ifdef PS2_DRIVER_USART
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#define PS2_CLOCK_PIN D5
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#define PS2_DATA_PIN D2
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/* synchronous, odd parity, 1-bit stop, 8-bit data, sample at falling edge */
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/* set DDR of CLOCK as input to be slave */
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#define PS2_USART_INIT() do { \
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PS2_CLOCK_DDR &= ~(1<<PS2_CLOCK_BIT); \
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PS2_DATA_DDR &= ~(1<<PS2_DATA_BIT); \
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UCSR1C = ((1 << UMSEL10) | \
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(3 << UPM10) | \
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(0 << USBS1) | \
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(3 << UCSZ10) | \
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(0 << UCPOL1)); \
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UCSR1A = 0; \
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UBRR1H = 0; \
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UBRR1L = 0; \
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} while (0)
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#define PS2_USART_RX_INT_ON() do { \
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UCSR1B = ((1 << RXCIE1) | \
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(1 << RXEN1)); \
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} while (0)
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#define PS2_USART_RX_POLL_ON() do { \
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UCSR1B = (1 << RXEN1); \
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} while (0)
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#define PS2_USART_OFF() do { \
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UCSR1C = 0; \
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UCSR1B &= ~((1 << RXEN1) | \
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(1 << TXEN1)); \
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} while (0)
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#define PS2_USART_RX_READY (UCSR1A & (1<<RXC1))
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#define PS2_USART_RX_DATA UDR1
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#define PS2_USART_ERROR (UCSR1A & ((1<<FE1) | (1<<DOR1) | (1<<UPE1)))
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#define PS2_USART_RX_VECT USART1_RX_vect
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#endif
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