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Revert "Refactor SSD1306 initialisation to support different initialisation sequences."

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This reverts commit 278a9c52a6.
This commit is contained in:
Neil McKechnie 2023-02-07 17:01:45 +00:00
parent cb287f23a4
commit 0c88c74706
1 changed files with 4 additions and 8 deletions
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12
SSD1306Ascii.cpp
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@ -144,10 +144,7 @@ const uint8_t FLASH SSD1306AsciiWire::SH1106_132x64init[] = {
//------------------------------------------------------------------------------ //------------------------------------------------------------------------------
// Constructor // Constructor
SSD1306AsciiWire::SSD1306AsciiWire() { SSD1306AsciiWire::SSD1306AsciiWire() {}
I2CManager.begin();
I2CManager.setClock(400000L); // Set max supported I2C speed
}
// CS auto-detect and configure constructor // CS auto-detect and configure constructor
SSD1306AsciiWire::SSD1306AsciiWire(int width, int height) { SSD1306AsciiWire::SSD1306AsciiWire(int width, int height) {
@ -196,7 +193,7 @@ bool SSD1306AsciiWire::begin(I2CAddress address, int width, int height) {
return false; return false;
} }
// Device found // Device found
DIAG(F("%dx%d OLED display configured on I2C:x%x"), m_displayWidth, m_displayHeight, (int)m_i2cAddr); DIAG(F("%dx%d OLED display configured on I2C:x%x"), m_displayWidth, m_displayHeight, (uint8_t)m_i2cAddr);
clear(); clear();
return true; return true;
} }
@ -206,9 +203,8 @@ void SSD1306AsciiWire::clearNative() {
const int maxBytes = sizeof(blankPixels); // max number of bytes sendable over Wire const int maxBytes = sizeof(blankPixels); // max number of bytes sendable over Wire
for (uint8_t r = 0; r <= m_displayHeight/8 - 1; r++) { for (uint8_t r = 0; r <= m_displayHeight/8 - 1; r++) {
setRowNative(r); // Position at start of row to be erased setRowNative(r); // Position at start of row to be erased
for (uint8_t c = 0; c <= m_displayWidth - 1; c += maxBytes) { for (uint8_t c = 0; c <= m_displayWidth - 1; c += maxBytes-1) {
uint8_t len = m_displayWidth-c; uint8_t len = min(m_displayWidth-c, maxBytes-1) + 1;
if (len > maxBytes) len = maxBytes;
I2CManager.write_P(m_i2cAddr, blankPixels, len); // Write a number of blank columns I2CManager.write_P(m_i2cAddr, blankPixels, len); // Write a number of blank columns
} }
} }