drjones/cute-handshake-capture
1
0
Fork 0
Code Issues 1 Pull Requests Actions Packages Projects Releases Wiki Activity

handshake-capture-c6: SPI bus lock, SD v1.0.2 diagnostics, MUST_DO review

Browse Source 
- SPI_Bus_Lock: serialize LCD + SD on shared SPI; pause display during SD
- SD_Init after WiFi scan; SD_IsReady gating; serial [SD]/[CAP] diagnostics
- MUST_DO_IMPROVEMENTS.md full firmware review backlog; README link
- Bump HANDSHAKE_FIRMWARE_VERSION to 1.0.2 (header)

Made-with: Cursor
This commit is contained in:
drjones
2026-03-21 17:59:45 -07:00
parent 804e71e175
commit 7e93324288
12 changed files with 331 additions and 71 deletions
Download Patch File Download Diff File Expand all files Collapse all files

12
handshake-capture-c6/Display_ST7789.cpp
View File

@@ -1,46 +1,56 @@
#include "Display_ST7789.h"
#include "SPI_Bus_Lock.h"
#define SPI_WRITE(_dat) SPI.transfer(_dat)
#define SPI_WRITE_Word(_dat) SPI.transfer16(_dat)
void SPI_Init() {
SPIBus_Init();
SPI.begin(EXAMPLE_PIN_NUM_SCLK, EXAMPLE_PIN_NUM_MISO, EXAMPLE_PIN_NUM_MOSI);
}
void LCD_WriteCommand(uint8_t Cmd) {
SPIBus_Lock();
SPI.beginTransaction(SPISettings(SPIFreq, MSBFIRST, SPI_MODE0));
digitalWrite(EXAMPLE_PIN_NUM_LCD_CS, LOW);
digitalWrite(EXAMPLE_PIN_NUM_LCD_DC, LOW);
SPI_WRITE(Cmd);
digitalWrite(EXAMPLE_PIN_NUM_LCD_CS, HIGH);
SPI.endTransaction();
SPIBus_Unlock();
}
void LCD_WriteData(uint8_t Data) {
SPIBus_Lock();
SPI.beginTransaction(SPISettings(SPIFreq, MSBFIRST, SPI_MODE0));
digitalWrite(EXAMPLE_PIN_NUM_LCD_CS, LOW);
digitalWrite(EXAMPLE_PIN_NUM_LCD_DC, HIGH);
SPI_WRITE(Data);
digitalWrite(EXAMPLE_PIN_NUM_LCD_CS, HIGH);
SPI.endTransaction();
SPIBus_Unlock();
}
void LCD_WriteData_Word(uint16_t Data) {
SPIBus_Lock();
SPI.beginTransaction(SPISettings(SPIFreq, MSBFIRST, SPI_MODE0));
digitalWrite(EXAMPLE_PIN_NUM_LCD_CS, LOW);
digitalWrite(EXAMPLE_PIN_NUM_LCD_DC, HIGH);
SPI_WRITE_Word(Data);
digitalWrite(EXAMPLE_PIN_NUM_LCD_CS, HIGH);
SPI.endTransaction();
SPIBus_Unlock();
}
void LCD_WriteData_nbyte(uint8_t* SetData, uint8_t* ReadData, uint32_t Size) {
SPIBus_Lock();
SPI.beginTransaction(SPISettings(SPIFreq, MSBFIRST, SPI_MODE0));
digitalWrite(EXAMPLE_PIN_NUM_LCD_CS, LOW);
digitalWrite(EXAMPLE_PIN_NUM_LCD_DC, HIGH);
SPI.transferBytes(SetData, ReadData, Size);
digitalWrite(EXAMPLE_PIN_NUM_LCD_CS, HIGH);
SPI.endTransaction();
SPIBus_Unlock();
}
void LCD_Reset(void) {
@@ -158,11 +168,13 @@ void LCD_SetCursor(uint16_t Xstart, uint16_t Ystart, uint16_t Xend, uint16_t Yen
}
void LCD_addWindow(uint16_t Xstart, uint16_t Ystart, uint16_t Xend, uint16_t Yend, uint16_t* color) {
SPIBus_Lock();
uint16_t Show_Width = Xend - Xstart + 1;
uint16_t Show_Height = Yend - Ystart + 1;
uint32_t numBytes = Show_Width * Show_Height * sizeof(uint16_t);
LCD_SetCursor(Xstart, Ystart, Xend, Yend);
LCD_WriteData_nbyte((uint8_t*)color, nullptr, numBytes);
SPIBus_Unlock();
}
void Backlight_Init(void) {