27 lines
721 B
C
27 lines
721 B
C
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#ifndef _U8X8_NODEMCU_HAL_H
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#define _U8X8_NODEMCU_HAL_H
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#include "u8g2.h"
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// extend standard u8g2_t struct with info that's needed in the communication callbacks
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typedef struct {
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u8g2_t u8g2;
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void *hal;
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// elements for the overlay display driver
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struct {
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u8x8_msg_cb hardware_display_cb, template_display_cb;
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int rfb_cb_ref;
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uint8_t fb_update_ongoing;
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} overlay;
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} u8g2_nodemcu_t;
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uint8_t u8x8_gpio_and_delay_nodemcu(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr);
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uint8_t u8x8_byte_nodemcu_i2c(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr);
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uint8_t u8x8_byte_nodemcu_spi(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr);
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#endif /* _U8X8_NODEMCU_HAL_H */
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