56 lines
1.9 KiB
C
56 lines
1.9 KiB
C
#ifndef REG_H
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#define REG_H
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#include <stdbool.h>
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#include <stdint.h>
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enum reg_id
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{
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REG_ID_VER = 0x01, // fw version
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REG_ID_CFG = 0x02, // config
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REG_ID_INT = 0x03, // interrupt status
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REG_ID_KEY = 0x04, // key status
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REG_ID_BKL = 0x05, // backlight
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REG_ID_DEB = 0x06, // debounce cfg
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REG_ID_FRQ = 0x07, // poll freq cfg
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REG_ID_RST = 0x08, // reset
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REG_ID_FIF = 0x09, // fifo
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REG_ID_BK2 = 0x0A, //keyboard backlight
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REG_ID_BAT = 0x0b,// battery
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REG_ID_C64_MTX = 0x0c,// read c64 matrix
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REG_ID_C64_JS = 0x0d, // joystick io bits
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REG_ID_LAST,
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};
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#define CFG_OVERFLOW_ON (1 << 0) //When a FIFO overflow happens, should the new entry still be pushed, overwriting the oldest one. If 0 then new entry is lost.
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#define CFG_OVERFLOW_INT (1 << 1) //Should an interrupt be generated when a FIFO overflow happens
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#define CFG_CAPSLOCK_INT (1 << 2) //Should an interrupt be generated when Caps Lock is toggled.
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#define CFG_NUMLOCK_INT (1 << 3) //Should an interrupt be generated when Num Lock is toggled.
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#define CFG_KEY_INT (1 << 4)
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#define CFG_PANIC_INT (1 << 5)
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#define CFG_REPORT_MODS (1 << 6) // Should Alt, Sym and Shifts be reported as well
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#define CFG_USE_MODS (1 << 7) // Should Alt, Sym and Shifts modify the keys reported
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// CFG_STICKY_MODS // Pressing and releasing a mod affects next key pressed
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#define INT_OVERFLOW (1 << 0)
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#define INT_CAPSLOCK (1 << 1)
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#define INT_NUMLOCK (1 << 2)
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#define INT_KEY (1 << 3)
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#define INT_PANIC (1 << 4)
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#define KEY_CAPSLOCK (1 << 5)
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#define KEY_NUMLOCK (1 << 6)
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#define KEY_COUNT_MASK 0x1F //0x1F == 31
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#define VER_VAL ((VERSION_MAJOR << 4) | (VERSION_MINOR << 0))
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#define WRITE_MASK (1<<7)
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uint8_t reg_get_value(enum reg_id reg);
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void reg_set_value(enum reg_id reg, uint8_t value);
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bool reg_is_bit_set(enum reg_id reg, uint8_t bit);
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void reg_set_bit(enum reg_id reg, uint8_t bit);
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void reg_init(void);
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#endif
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