BRNSystems/brnQuanFW
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases 2 Wiki Activity

Check tab only...

Browse Source
This commit is contained in:
Armel FAUVEAU
2024-08-16 00:11:09 +02:00
parent 7c53df8d2b
commit 74862d1ac2
95 changed files with 15257 additions and 15258 deletions
Download Patch File Download Diff File Expand all files Collapse all files

314
driver/st7565.c
View File

@@ -29,104 +29,104 @@ uint8_t gStatusLine[LCD_WIDTH];
uint8_t gFrameBuffer[FRAME_LINES][LCD_WIDTH];
static void DrawLine(uint8_t column, uint8_t line, const uint8_t * lineBuffer, unsigned size_defVal)
{
ST7565_SelectColumnAndLine(column + 4, line);
GPIO_SetBit(&GPIOB->DATA, GPIOB_PIN_ST7565_A0);
for (unsigned i = 0; i < size_defVal; i++) {
while ((SPI0->FIFOST & SPI_FIFOST_TFF_MASK) != SPI_FIFOST_TFF_BITS_NOT_FULL) {}
SPI0->WDR = lineBuffer ? lineBuffer[i] : size_defVal;
}
SPI_WaitForUndocumentedTxFifoStatusBit();
{
ST7565_SelectColumnAndLine(column + 4, line);
GPIO_SetBit(&GPIOB->DATA, GPIOB_PIN_ST7565_A0);
for (unsigned i = 0; i < size_defVal; i++) {
while ((SPI0->FIFOST & SPI_FIFOST_TFF_MASK) != SPI_FIFOST_TFF_BITS_NOT_FULL) {}
SPI0->WDR = lineBuffer ? lineBuffer[i] : size_defVal;
}
SPI_WaitForUndocumentedTxFifoStatusBit();
}
void ST7565_DrawLine(const unsigned int Column, const unsigned int Line, const uint8_t *pBitmap, const unsigned int Size)
{
SPI_ToggleMasterMode(&SPI0->CR, false);
DrawLine(Column, Line, pBitmap, Size);
SPI_ToggleMasterMode(&SPI0->CR, true);
SPI_ToggleMasterMode(&SPI0->CR, false);
DrawLine(Column, Line, pBitmap, Size);
SPI_ToggleMasterMode(&SPI0->CR, true);
}
#ifdef ENABLE_FEAT_F4HWN
// Optimization
//
// ST7565_BlitScreen(0) = ST7565_BlitStatusLine()
// ST7565_BlitScreen(1..7) = ST7565_BlitLine()
// ST7565_BlitScreen(8) = ST7565_BlitFullScreen()
//
// Optimization
//
// ST7565_BlitScreen(0) = ST7565_BlitStatusLine()
// ST7565_BlitScreen(1..7) = ST7565_BlitLine()
// ST7565_BlitScreen(8) = ST7565_BlitFullScreen()
//
static void ST7565_BlitScreen(uint8_t line)
{
SPI_ToggleMasterMode(&SPI0->CR, false);
ST7565_WriteByte(0x40);
static void ST7565_BlitScreen(uint8_t line)
{
SPI_ToggleMasterMode(&SPI0->CR, false);
ST7565_WriteByte(0x40);
if(line == 0)
{
DrawLine(0, 0, gStatusLine, LCD_WIDTH);
}
else if(line <= FRAME_LINES)
{
DrawLine(0, line, gFrameBuffer[line - 1], LCD_WIDTH);
}
else
{
for (line = 1; line <= FRAME_LINES; line++) {
DrawLine(0, line, gFrameBuffer[line - 1], LCD_WIDTH);
}
}
if(line == 0)
{
DrawLine(0, 0, gStatusLine, LCD_WIDTH);
}
else if(line <= FRAME_LINES)
{
DrawLine(0, line, gFrameBuffer[line - 1], LCD_WIDTH);
}
else
{
for (line = 1; line <= FRAME_LINES; line++) {
DrawLine(0, line, gFrameBuffer[line - 1], LCD_WIDTH);
}
}
SPI_ToggleMasterMode(&SPI0->CR, true);
}
SPI_ToggleMasterMode(&SPI0->CR, true);
}
void ST7565_BlitFullScreen(void)
{
ST7565_BlitScreen(8);
}
void ST7565_BlitFullScreen(void)
{
ST7565_BlitScreen(8);
}
void ST7565_BlitLine(unsigned line)
{
ST7565_BlitScreen(line + 1);
}
void ST7565_BlitLine(unsigned line)
{
ST7565_BlitScreen(line + 1);
}
void ST7565_BlitStatusLine(void)
{
ST7565_BlitScreen(0);
}
void ST7565_BlitStatusLine(void)
{
ST7565_BlitScreen(0);
}
#else
void ST7565_BlitFullScreen(void)
{
SPI_ToggleMasterMode(&SPI0->CR, false);
ST7565_WriteByte(0x40);
for (unsigned line = 0; line < FRAME_LINES; line++) {
DrawLine(0, line+1, gFrameBuffer[line], LCD_WIDTH);
}
SPI_ToggleMasterMode(&SPI0->CR, true);
}
void ST7565_BlitFullScreen(void)
{
SPI_ToggleMasterMode(&SPI0->CR, false);
ST7565_WriteByte(0x40);
for (unsigned line = 0; line < FRAME_LINES; line++) {
DrawLine(0, line+1, gFrameBuffer[line], LCD_WIDTH);
}
SPI_ToggleMasterMode(&SPI0->CR, true);
}
void ST7565_BlitLine(unsigned line)
{
SPI_ToggleMasterMode(&SPI0->CR, false);
ST7565_WriteByte(0x40); // start line ?
DrawLine(0, line+1, gFrameBuffer[line], LCD_WIDTH);
SPI_ToggleMasterMode(&SPI0->CR, true);
}
void ST7565_BlitLine(unsigned line)
{
SPI_ToggleMasterMode(&SPI0->CR, false);
ST7565_WriteByte(0x40); // start line ?
DrawLine(0, line+1, gFrameBuffer[line], LCD_WIDTH);
SPI_ToggleMasterMode(&SPI0->CR, true);
}
void ST7565_BlitStatusLine(void)
{ // the top small text line on the display
SPI_ToggleMasterMode(&SPI0->CR, false);
ST7565_WriteByte(0x40); // start line ?
DrawLine(0, 0, gStatusLine, LCD_WIDTH);
SPI_ToggleMasterMode(&SPI0->CR, true);
}
void ST7565_BlitStatusLine(void)
{ // the top small text line on the display
SPI_ToggleMasterMode(&SPI0->CR, false);
ST7565_WriteByte(0x40); // start line ?
DrawLine(0, 0, gStatusLine, LCD_WIDTH);
SPI_ToggleMasterMode(&SPI0->CR, true);
}
#endif
void ST7565_FillScreen(uint8_t value)
{
SPI_ToggleMasterMode(&SPI0->CR, false);
for (unsigned i = 0; i < 8; i++) {
DrawLine(0, i, NULL, value);
}
SPI_ToggleMasterMode(&SPI0->CR, true);
SPI_ToggleMasterMode(&SPI0->CR, false);
for (unsigned i = 0; i < 8; i++) {
DrawLine(0, i, NULL, value);
}
SPI_ToggleMasterMode(&SPI0->CR, true);
}
// Software reset
@@ -179,121 +179,121 @@ const uint8_t ST7565_CMD_SET_START_LINE = 0x40;
const uint8_t ST7565_CMD_DISPLAY_ON_OFF = 0xAE;
uint8_t cmds[] = {
ST7565_CMD_BIAS_SELECT | 0, // Select bias setting: 1/9
ST7565_CMD_COM_DIRECTION | (0 << 3), // Set output direction of COM: normal
ST7565_CMD_SEG_DIRECTION | 1, // Set scan direction of SEG: reverse
ST7565_CMD_INVERSE_DISPLAY | 0, // Inverse Display: false
ST7565_CMD_ALL_PIXEL_ON | 0, // All Pixel ON: false - normal display
ST7565_CMD_REGULATION_RATIO | (4 << 0), // Regulation Ratio 5.0
ST7565_CMD_BIAS_SELECT | 0, // Select bias setting: 1/9
ST7565_CMD_COM_DIRECTION | (0 << 3), // Set output direction of COM: normal
ST7565_CMD_SEG_DIRECTION | 1, // Set scan direction of SEG: reverse
ST7565_CMD_INVERSE_DISPLAY | 0, // Inverse Display: false
ST7565_CMD_ALL_PIXEL_ON | 0, // All Pixel ON: false - normal display
ST7565_CMD_REGULATION_RATIO | (4 << 0), // Regulation Ratio 5.0
ST7565_CMD_SET_EV, // Set contrast
31,
ST7565_CMD_SET_EV, // Set contrast
31,
ST7565_CMD_POWER_CIRCUIT | 0b111, // Built-in power circuit ON/OFF: VB=1 VR=1 VF=1
ST7565_CMD_SET_START_LINE | 0, // Set Start Line: 0
ST7565_CMD_DISPLAY_ON_OFF | 1, // Display ON/OFF: ON
ST7565_CMD_POWER_CIRCUIT | 0b111, // Built-in power circuit ON/OFF: VB=1 VR=1 VF=1
ST7565_CMD_SET_START_LINE | 0, // Set Start Line: 0
ST7565_CMD_DISPLAY_ON_OFF | 1, // Display ON/OFF: ON
};
#ifdef ENABLE_FEAT_F4HWN
static void ST7565_Cmd(uint8_t i)
{
switch(i) {
case 3:
ST7565_WriteByte(ST7565_CMD_INVERSE_DISPLAY | gSetting_set_inv);
break;
case 7:
ST7565_WriteByte(21 + gSetting_set_ctr);
break;
default:
ST7565_WriteByte(cmds[i]);
}
}
static void ST7565_Cmd(uint8_t i)
{
switch(i) {
case 3:
ST7565_WriteByte(ST7565_CMD_INVERSE_DISPLAY | gSetting_set_inv);
break;
case 7:
ST7565_WriteByte(21 + gSetting_set_ctr);
break;
default:
ST7565_WriteByte(cmds[i]);
}
}
void ST7565_ContrastAndInv(void)
{
SPI_ToggleMasterMode(&SPI0->CR, false);
ST7565_WriteByte(ST7565_CMD_SOFTWARE_RESET); // software reset
void ST7565_ContrastAndInv(void)
{
SPI_ToggleMasterMode(&SPI0->CR, false);
ST7565_WriteByte(ST7565_CMD_SOFTWARE_RESET); // software reset
for(uint8_t i = 0; i < 8; i++)
{
ST7565_Cmd(i);
}
}
for(uint8_t i = 0; i < 8; i++)
{
ST7565_Cmd(i);
}
}
#endif
void ST7565_Init(void)
{
SPI0_Init();
ST7565_HardwareReset();
SPI_ToggleMasterMode(&SPI0->CR, false);
ST7565_WriteByte(ST7565_CMD_SOFTWARE_RESET); // software reset
SYSTEM_DelayMs(120);
SPI0_Init();
ST7565_HardwareReset();
SPI_ToggleMasterMode(&SPI0->CR, false);
ST7565_WriteByte(ST7565_CMD_SOFTWARE_RESET); // software reset
SYSTEM_DelayMs(120);
for(uint8_t i = 0; i < 8; i++)
{
for(uint8_t i = 0; i < 8; i++)
{
#ifdef ENABLE_FEAT_F4HWN
ST7565_Cmd(i);
ST7565_Cmd(i);
#else
ST7565_WriteByte(cmds[i]);
ST7565_WriteByte(cmds[i]);
#endif
}
}
ST7565_WriteByte(ST7565_CMD_POWER_CIRCUIT | 0b011); // VB=0 VR=1 VF=1
SYSTEM_DelayMs(1);
ST7565_WriteByte(ST7565_CMD_POWER_CIRCUIT | 0b110); // VB=1 VR=1 VF=0
SYSTEM_DelayMs(1);
ST7565_WriteByte(ST7565_CMD_POWER_CIRCUIT | 0b011); // VB=0 VR=1 VF=1
SYSTEM_DelayMs(1);
ST7565_WriteByte(ST7565_CMD_POWER_CIRCUIT | 0b110); // VB=1 VR=1 VF=0
SYSTEM_DelayMs(1);
for(uint8_t i = 0; i < 4; i++) // why 4 times?
ST7565_WriteByte(ST7565_CMD_POWER_CIRCUIT | 0b111); // VB=1 VR=1 VF=1
for(uint8_t i = 0; i < 4; i++) // why 4 times?
ST7565_WriteByte(ST7565_CMD_POWER_CIRCUIT | 0b111); // VB=1 VR=1 VF=1
SYSTEM_DelayMs(40);
ST7565_WriteByte(ST7565_CMD_SET_START_LINE | 0); // line 0
ST7565_WriteByte(ST7565_CMD_DISPLAY_ON_OFF | 1); // D=1
SPI_WaitForUndocumentedTxFifoStatusBit();
SPI_ToggleMasterMode(&SPI0->CR, true);
SYSTEM_DelayMs(40);
ST7565_WriteByte(ST7565_CMD_SET_START_LINE | 0); // line 0
ST7565_WriteByte(ST7565_CMD_DISPLAY_ON_OFF | 1); // D=1
SPI_WaitForUndocumentedTxFifoStatusBit();
SPI_ToggleMasterMode(&SPI0->CR, true);
ST7565_FillScreen(0x00);
ST7565_FillScreen(0x00);
}
void ST7565_FixInterfGlitch(void)
{
SPI_ToggleMasterMode(&SPI0->CR, false);
for(uint8_t i = 0; i < ARRAY_SIZE(cmds); i++)
SPI_ToggleMasterMode(&SPI0->CR, false);
for(uint8_t i = 0; i < ARRAY_SIZE(cmds); i++)
#ifdef ENABLE_FEAT_F4HWN
ST7565_Cmd(i);
ST7565_Cmd(i);
#else
ST7565_WriteByte(cmds[i]);
ST7565_WriteByte(cmds[i]);
#endif
SPI_WaitForUndocumentedTxFifoStatusBit();
SPI_ToggleMasterMode(&SPI0->CR, true);
SPI_WaitForUndocumentedTxFifoStatusBit();
SPI_ToggleMasterMode(&SPI0->CR, true);
}
void ST7565_HardwareReset(void)
{
GPIO_SetBit(&GPIOB->DATA, GPIOB_PIN_ST7565_RES);
SYSTEM_DelayMs(1);
GPIO_ClearBit(&GPIOB->DATA, GPIOB_PIN_ST7565_RES);
SYSTEM_DelayMs(20);
GPIO_SetBit(&GPIOB->DATA, GPIOB_PIN_ST7565_RES);
SYSTEM_DelayMs(120);
GPIO_SetBit(&GPIOB->DATA, GPIOB_PIN_ST7565_RES);
SYSTEM_DelayMs(1);
GPIO_ClearBit(&GPIOB->DATA, GPIOB_PIN_ST7565_RES);
SYSTEM_DelayMs(20);
GPIO_SetBit(&GPIOB->DATA, GPIOB_PIN_ST7565_RES);
SYSTEM_DelayMs(120);
}
void ST7565_SelectColumnAndLine(uint8_t Column, uint8_t Line)
{
GPIO_ClearBit(&GPIOB->DATA, GPIOB_PIN_ST7565_A0);
while ((SPI0->FIFOST & SPI_FIFOST_TFF_MASK) != SPI_FIFOST_TFF_BITS_NOT_FULL) {}
SPI0->WDR = Line + 176;
while ((SPI0->FIFOST & SPI_FIFOST_TFF_MASK) != SPI_FIFOST_TFF_BITS_NOT_FULL) {}
SPI0->WDR = ((Column >> 4) & 0x0F) | 0x10;
while ((SPI0->FIFOST & SPI_FIFOST_TFF_MASK) != SPI_FIFOST_TFF_BITS_NOT_FULL) {}
SPI0->WDR = ((Column >> 0) & 0x0F);
SPI_WaitForUndocumentedTxFifoStatusBit();
GPIO_ClearBit(&GPIOB->DATA, GPIOB_PIN_ST7565_A0);
while ((SPI0->FIFOST & SPI_FIFOST_TFF_MASK) != SPI_FIFOST_TFF_BITS_NOT_FULL) {}
SPI0->WDR = Line + 176;
while ((SPI0->FIFOST & SPI_FIFOST_TFF_MASK) != SPI_FIFOST_TFF_BITS_NOT_FULL) {}
SPI0->WDR = ((Column >> 4) & 0x0F) | 0x10;
while ((SPI0->FIFOST & SPI_FIFOST_TFF_MASK) != SPI_FIFOST_TFF_BITS_NOT_FULL) {}
SPI0->WDR = ((Column >> 0) & 0x0F);
SPI_WaitForUndocumentedTxFifoStatusBit();
}
void ST7565_WriteByte(uint8_t Value)
{
GPIO_ClearBit(&GPIOB->DATA, GPIOB_PIN_ST7565_A0);
while ((SPI0->FIFOST & SPI_FIFOST_TFF_MASK) != SPI_FIFOST_TFF_BITS_NOT_FULL) {}
SPI0->WDR = Value;
GPIO_ClearBit(&GPIOB->DATA, GPIOB_PIN_ST7565_A0);
while ((SPI0->FIFOST & SPI_FIFOST_TFF_MASK) != SPI_FIFOST_TFF_BITS_NOT_FULL) {}
SPI0->WDR = Value;
}