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Fix mistakes in the OLED initialisation values.

This commit is contained in:
Jonathan Naylor 2021-04-24 12:47:59 +01:00
parent e32f13d3df
commit f06774aadd
2 changed files with 21 additions and 19 deletions
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38
I2COLED.cpp
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@ -318,38 +318,40 @@ void CI2COLED::init()
m_i2c.init(); m_i2c.init();
// Initialise the VG-6432TSWEG02 OLED display // Initialise the VG-6432TSWEG02 OLED display
sendCommand(0xAEU); /* Display off */ // Taken from https://datasheet.lcsc.com/szlcsc/1912111437_WiseChip-VG-6432TSWAG01-IIC-sh1106_C194312.pdf
sendCommand(0x00U); /* Set lower column address */ sendCommand(0xAEU); // Display off
sendCommand(0x12U); /* Set higher column address */
sendCommand(0x00U); /* Set display start line */ sendCommand(0x00U); // Set lower column address
sendCommand(0x12U); // Set higher column address
sendCommand(0xB0U); /* Set page address */ sendCommand(0x00U); // Set display start line
sendCommand(0x81U, 0x41U); /* Contract control */ sendCommand(0xB0U); // Set page address
sendCommand(0xA1U); /* Set segment remap */ sendCommand(0x81U, 0x4FU); // Contract control, 128
sendCommand(0xA6U); /* Normal/reverse */ sendCommand(0xA1U); // Set segment remap
sendCommand(0xA8U, 0x1FU); /* Multiplex ratio */ sendCommand(0xA6U); // Normal/reverse
sendCommand(0xC8U); /* Com scan direction */ sendCommand(0xA8U, 0x1FU); // Multiplex ratio, duty = 1/32
sendCommand(0xD3U, 0x00U); /* Set display offset */ sendCommand(0xC8U); // Com scan direction
sendCommand(0xD5U, 0x80U); /* Set osc division */ sendCommand(0xD3U, 0x00U); // Set display offset
sendCommand(0xD9U, 0x1FU); /* Set pre-charge period */ sendCommand(0xD5U, 0x80U); // Set osc division
sendCommand(0xDAU, 0x12U); /* Set COM pins */ sendCommand(0xD9U, 0x1FU); // Set pre-charge period
sendCommand(0xDBU, 0x40U); /* Set vcomh */ sendCommand(0xDAU, 0x12U); // Set COM pins
sendCommand(0x8DU, 0x10U); /* Set charge pump enable*/ sendCommand(0xDBU, 0x40U); // Set vcomh
sendCommand(0xAFU); /* Display on */ sendCommand(0x8DU, 0x14U); // Set charge pump enable
sendCommand(0xAFU); // Display on
} }
void CI2COLED::setMode(int state) void CI2COLED::setMode(int state)
@ -489,7 +491,7 @@ void CI2COLED::drawPixel(uint8_t x, uint8_t y)
uint8_t* p = m_oledBuffer + (x + (y / 8U) * OLED_WIDTH); uint8_t* p = m_oledBuffer + (x + (y / 8U) * OLED_WIDTH);
// x is which column // x is which column
*p |= _BV((y % 8)); *p |= _BV((y % 8U));
} }
void CI2COLED::display() void CI2COLED::display()

2
Version.h
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@ -19,6 +19,6 @@
#if !defined(VERSION_H) #if !defined(VERSION_H)
#define VERSION_H #define VERSION_H
#define VERSION "20210407" #define VERSION "20210424"
#endif #endif