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Update OLED.cpp

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This commit is contained in:
Ben V. Brown
2023-07-21 19:02:14 +10:00
parent 00711f6e4c
commit 1a936b84f2
1 changed files with 8 additions and 4 deletions
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12
source/Core/Drivers/OLED.cpp
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@@ -431,14 +431,18 @@ void OLED::setRotation(bool leftHanded) {
}
void OLED::setBrightness(uint8_t contrast) {
OLED_Setup_Array[15].val = contrast;
I2C_CLASS::writeRegistersBulk(DEVICEADDR_OLED, &OLED_Setup_Array[14], 2);
if (OLED_Setup_Array[15].val != contrast) {
OLED_Setup_Array[15].val = contrast;
I2C_CLASS::writeRegistersBulk(DEVICEADDR_OLED, &OLED_Setup_Array[14], 2);
}
}
void OLED::setInverseDisplay(bool inverse) {
uint8_t normalInverseCmd = inverse ? 0xA7 : 0xA6;
OLED_Setup_Array[21].val = normalInverseCmd;
I2C_CLASS::I2C_RegisterWrite(DEVICEADDR_OLED, 0x80, normalInverseCmd);
if (OLED_Setup_Array[21].val != normalInverseCmd) {
OLED_Setup_Array[21].val = normalInverseCmd;
I2C_CLASS::I2C_RegisterWrite(DEVICEADDR_OLED, 0x80, normalInverseCmd);
}
}
// print a string to the current cursor location, len chars MAX