speedup display (use pagemode & i2c 400khz)

This commit is contained in:
Verkehrsrot 2019-09-30 12:36:13 +02:00
parent c93b0867a9
commit 8cbac9c79f
3 changed files with 25 additions and 24 deletions

View File

@ -44,7 +44,6 @@ static const char TAG[] = __FILE__;
// settings for qr code generator
#define QR_VERSION 3 // 29 x 29px
#define QR_SCALEFACTOR 2 // 29 -> 58x < 64px
#define LOCK_VERSION 1
// helper arry for converting month values to text
const char *printmonth[] = {"xxx", "Jan", "Feb", "Mar", "Apr", "May", "Jun",
@ -69,6 +68,7 @@ void init_display(void) {
#endif
// clear display
oledSetContrast(DISPLAYCONTRAST);
oledFill(0, 1);
// show startup screen
@ -89,8 +89,8 @@ void init_display(void) {
spi_flash_get_chip_size() / (1024 * 1024),
(chip_info.features & CHIP_FEATURE_EMB_FLASH) ? "int." : "ext.");
// give user some time to read or take picture
oledDumpBuffer(NULL);
delay(2000);
oledFill(0x00, 1);
#endif // VERBOSE
@ -98,26 +98,26 @@ void init_display(void) {
#if (HAS_LORA)
// generate DEVEUI as QR code and text
uint8_t buf[8];
const uint8_t *p;
char deveui[17];
os_getDevEui((u1_t *)buf);
sprintf(deveui, "%016llX", *((uint64_t *)&buf));
// display DEVEUI as QR code on the left
char converted[17];
sprintf(converted, "%016llX", *((uint64_t *)&buf));
oledSetContrast(20);
dp_printqr(3, 3, converted);
oledSetContrast(30);
dp_printqr(3, 3, deveui);
// display DEVEUI as plain text on the right
dp_printf(72, 0, FONT_NORMAL, 0, "LORAWAN");
dp_printf(72, 1, FONT_NORMAL, 0, "DEVEUI:");
dp_printf(80, 3, FONT_NORMAL, 0, "%4.4s", converted);
dp_printf(80, 4, FONT_NORMAL, 0, "%4.4s", converted + 4);
dp_printf(80, 5, FONT_NORMAL, 0, "%4.4s", converted + 8);
dp_printf(80, 6, FONT_NORMAL, 0, "%4.4s", converted + 12);
dp_printf(80, 3, FONT_NORMAL, 0, "%4.4s", deveui);
dp_printf(80, 4, FONT_NORMAL, 0, "%4.4s", deveui + 4);
dp_printf(80, 5, FONT_NORMAL, 0, "%4.4s", deveui + 8);
dp_printf(80, 6, FONT_NORMAL, 0, "%4.4s", deveui + 12);
// give user some time to read or take picture
delay(3000);
oledSetContrast(255);
oledDumpBuffer(NULL);
delay(8000);
oledSetContrast(DISPLAYCONTRAST);
oledFill(0x00, 1);
#endif // HAS_LORA
@ -154,6 +154,7 @@ void refreshTheDisplay(bool nextPage) {
}
draw_page(t, DisplayPage);
oledDumpBuffer(NULL);
I2C_MUTEX_UNLOCK(); // release i2c bus access
@ -162,7 +163,7 @@ void refreshTheDisplay(bool nextPage) {
void draw_page(time_t t, uint8_t page) {
char timeState, buff[16];
char timeState;
uint8_t msgWaiting;
#if (HAS_GPS)
static bool wasnofix = true;
@ -330,7 +331,7 @@ void dp_printf(int x, int y, int font, int inv, const char *format, ...) {
len = vsnprintf(temp, len + 1, format, arg);
}
va_end(arg);
oledWriteString(0, x, y, temp, font, inv, 1);
oledWriteString(0, x, y, temp, font, inv, false);
if (temp != loc_buf) {
free(temp);
}
@ -346,17 +347,17 @@ void dp_printqr(int offset_x, int offset_y, const char *Message) {
if (!qrcode_getModule(&qrcode, x, y)) // "black"
oledfillRect(x * QR_SCALEFACTOR + offset_x,
y * QR_SCALEFACTOR + offset_y, QR_SCALEFACTOR,
QR_SCALEFACTOR, true);
QR_SCALEFACTOR, false);
// draw horizontal frame lines
oledfillRect(0, 0, qrcode.size * QR_SCALEFACTOR + 2 * offset_x, offset_y,
true);
false);
oledfillRect(0, qrcode.size * QR_SCALEFACTOR + offset_y,
qrcode.size * QR_SCALEFACTOR + 2 * offset_x, offset_y, true);
qrcode.size * QR_SCALEFACTOR + 2 * offset_x, offset_y, false);
// draw vertical frame lines
oledfillRect(0, 0, offset_x, qrcode.size * QR_SCALEFACTOR + 2 * offset_y,
true);
false);
oledfillRect(qrcode.size * QR_SCALEFACTOR + offset_x, 0, offset_x,
qrcode.size * QR_SCALEFACTOR + 2 * offset_y, true);
qrcode.size * QR_SCALEFACTOR + 2 * offset_y, false);
}
void oledfillRect(int x, int y, int width, int height, int bRender) {

View File

@ -172,9 +172,9 @@ void setup() {
// open i2c bus
#ifdef HAS_DISPLAY
Wire.begin(MY_OLED_SDA, MY_OLED_SCL, 100000);
Wire.begin(MY_OLED_SDA, MY_OLED_SCL, 400000);
#else
Wire.begin(SDA, SCL, 100000);
Wire.begin(SDA, SCL, 400000);
#endif
// setup power on boards with power management logic

View File

@ -52,9 +52,9 @@ void start_ota_update() {
// init display
#ifndef DISPLAY_FLIP
oledInit(OLED_128x64, ANGLE_0, false, -1, -1, 100000L);
oledInit(OLED_128x64, ANGLE_0, false, -1, -1, 400000L);
#else
oledInit(OLED_128x64, ANGLE_FLIPY, false, -1, -1, 100000L);
oledInit(OLED_128x64, ANGLE_FLIPY, false, -1, -1, 400000L);
#endif
oledFill(0, 1);