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RP2040: add SPI PIO interface option, enhance 8 bit parallel PIO

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The RP2040 processors can now drive 8 bit parallel and SPI displays using the PIO hardware.

The PIO offloads the processor by providing:
1. PIO managed setWindow sequence
2. PIO managed block and screen fill
This commit is contained in:
Bodmer
2022-01-02 01:08:22 +00:00
parent 681eb9dfec
commit 8a2398451b
17 changed files with 718 additions and 322 deletions
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User_Setup_Select.h
+1
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@@ -90,6 +90,7 @@
//#include <User_Setups/Setup102_RP2040_ILI9341_parallel.h>
//#include <User_Setups/Setup103_RP2040_ILI9486_parallel.h>
//#include <User_Setups/Setup104_RP2040_ST7796_parallel.h>
//#include <User_Setups/Setup105_RP2040_ILI9341_PIO_SPI.h> // Setup file for Raspberry Pi Pico with SPI PIO interface and ILI9341
//#include <User_Setups/Setup135_ST7789.h> // Setup file for ESP8266 and ST7789 135 x 240 TFT