Mercurial > repos > blastem
view i2c.h @ 2321:2eda5f81f91e
More fully baked ROM db support for SMS
author | Michael Pavone <pavone@retrodev.com> |
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date | Thu, 15 Jun 2023 09:36:11 -0700 |
parents | d94855080529 |
children |
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#ifndef I2C_H_ #define I2C_H_ typedef struct { char *buffer; uint32_t size; uint16_t address; uint8_t host_sda; uint8_t slave_sda; uint8_t scl; uint8_t state; uint8_t counter; uint8_t latch; } eeprom_state; void eeprom_init(eeprom_state *state, uint8_t *buffer, uint32_t size); void * write_eeprom_i2c_w(uint32_t address, void * context, uint16_t value); void * write_eeprom_i2c_b(uint32_t address, void * context, uint8_t value); uint16_t read_eeprom_i2c_w(uint32_t address, void * context); uint8_t read_eeprom_i2c_b(uint32_t address, void * context); #endif //I2C_H_