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OLED: add display-invert command

pull/5/head
Pawel Jalocha 2019-04-29 23:25:18 +01:00
rodzic 6f0683661c
commit d979f006ef
2 zmienionych plików z 13 dodań i 1 usunięć
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11
main/hal.cpp
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@ -764,6 +764,17 @@ esp_err_t OLED_DisplayON(uint8_t ON, uint8_t DispIdx)
i2c_cmd_link_delete(cmd);
return espRc; }
esp_err_t OLED_DisplayINV(uint8_t INV, uint8_t DispIdx)
{ i2c_cmd_handle_t cmd = i2c_cmd_link_create();
i2c_master_start(cmd);
i2c_master_write_byte(cmd, ((OLED_I2C_ADDR+DispIdx)<<1) | I2C_MASTER_WRITE, true);
i2c_master_write_byte(cmd, OLED_CONTROL_BYTE_CMD_STREAM, true);
i2c_master_write_byte(cmd, OLED_CMD_DISPLAY_NORMAL+INV, true);
i2c_master_stop(cmd);
esp_err_t espRc = i2c_master_cmd_begin(I2C_BUS, cmd, 10);
i2c_cmd_link_delete(cmd);
return espRc; }
esp_err_t OLED_SetContrast(uint8_t Contrast, uint8_t DispIdx)
{ i2c_cmd_handle_t cmd = i2c_cmd_link_create();
i2c_master_start(cmd);

3
main/hal.h
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@ -121,7 +121,8 @@ void RFM_RESET(uint8_t On); // RF module reset
bool RFM_IRQ_isOn(void); // query the IRQ state
#ifdef WITH_OLED
int OLED_DisplayON(uint8_t ON, uint8_t DispIdx=0);
int OLED_DisplayON(uint8_t ON, uint8_t DispIdx=0); // when OFF then low-power mode
int OLED_DisplayINV(uint8_t INV, uint8_t DispIdx=0);
int OLED_SetContrast(uint8_t Contrast, uint8_t DispIdx=0);
int OLED_PutLine(uint8_t Line, const char *Text, uint8_t DispIdx=0);
#endif