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cleanup cont.

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Drath
2025-09-18 23:01:42 +02:00
parent 3da583e7eb
commit e2895ff80f
2 changed files with 12 additions and 8 deletions
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1
include/LCDDisplay.hpp
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@@ -24,6 +24,7 @@ class LCDDisplay {
void setContrast(uint8_t contrast);
void setBacklight(bool enabled);
void setBacklight(uint8_t brightness);
void setCursor(uint8_t row, uint8_t col);
void setCustomChar(uint8_t index, std::array<uint8_t, 8> cchar);

19
src/LCDDisplay.cpp
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@@ -53,22 +53,26 @@ void LCDDisplay::setBacklight(bool enabled) {
write(_lcd, &cmdbuf, enabled ? 3 : 2);
}
/* doesnt quite work yet, need to look up matrix orbital spec */
void LCDDisplay::setBacklight(uint8_t brightness) {
std::println("[LCDDisplay::setBacklight] Set backlight brightness to {}", brightness);
uint8_t cmdbuf[] = {254, (uint8_t)(brightness ? 66 : 70), brightness};
write(_lcd, &cmdbuf, brightness ? 3 : 2);
}
void LCDDisplay::setCursor(uint8_t row, uint8_t col) {
uint8_t cmdbuf[] = {254, 71, (uint8_t)(col + 1), (uint8_t)(row + 1)};
write(_lcd, &cmdbuf, 4);
}
void LCDDisplay::setCustomChar(uint8_t index, std::array<uint8_t, 8> cchar) {
uint8_t cmdbuf[11];
cmdbuf[0] = 254;
cmdbuf[1] = 78;
cmdbuf[2] = index;
uint8_t cmdbuf[11] = {254, 78, index, 0, 0, 0, 0, 0, 0, 0, 0};
for (uint8_t i = 0; i < 8; i++)
cmdbuf[i + 3] = cchar[i];
write(_lcd, &cmdbuf, 11);
}
void LCDDisplay::writeStr(std::string str) {
write(_lcd, str.c_str(), str.size());
}
@@ -100,8 +104,8 @@ void LCDDisplay::clearBuf() {
/* hyper optimized buffer flush command, writes whole disp with a single write */
void LCDDisplay::flushBuf() {
uint8_t writebuf[168]; // 4x40 chars + 2x4 setcursor commands
uint8_t setDisp[] = {254, 71, 1, 1}; // set cursor to char 1, line 1
uint8_t writebuf[168]; // 4x40 chars + 2x4 setcursor commands
uint8_t setDisp[] = {254, 71, 1, 1}; // set cursor to char 1, line 1
std::memcpy(&writebuf[0], setDisp, 4); // copy set cursor command
std::memcpy(&writebuf[4], linebuf[0], 40); // copy 1st line
@@ -114,7 +118,6 @@ void LCDDisplay::flushBuf() {
write(_lcd, writebuf, 168);
}
char LCDDisplay::bar(uint8_t char_id, double value) {
std::array<uint8_t, 8> b;
b.fill(0b01110);