From 7f214ffbb039232109bd7e1757017958b0cd0898 Mon Sep 17 00:00:00 2001
From: geeksville <kevinh@geeksville.com>
Date: Fri, 28 Aug 2020 15:33:33 -0700
Subject: [PATCH] TFT kinda correct now - but slow because of bit banging

---
 src/graphics/TFT.cpp             | 20 ++++++++++++++------
 src/mesh/SX1262Interface.cpp     |  4 ++--
 variants/lora_relay_v1/variant.h |  6 ++++--
 3 files changed, 20 insertions(+), 10 deletions(-)

diff --git a/src/graphics/TFT.cpp b/src/graphics/TFT.cpp
index 9acd81e6..ed367990 100644
--- a/src/graphics/TFT.cpp
+++ b/src/graphics/TFT.cpp
@@ -1,25 +1,33 @@
 #include "configuration.h"
 
 #ifdef ST7735_CS
-
 #include "TFT.h"
+#include "graphics/configs.h"
 #include <SPI.h>
 #include <TFT_eSPI.h> // Graphics and font library for ST7735 driver chip
 
 TFT_eSPI tft = TFT_eSPI(); // Invoke library, pins defined in User_Setup.h
 
-
 TFTDisplay::TFTDisplay(uint8_t address, int sda, int scl)
 {
-    setGeometry(
-        GEOMETRY_128_64); // FIXME - currently we lie and claim 128x64 because I'm not yet sure other resolutions will work
+    setGeometry(GEOMETRY_128_64); // FIXME - currently we lie and claim 128x64 because I'm not yet sure other resolutions will
+                                  // work ie GEOMETRY_RAWMODE
 }
 
 // Write the buffer to the display memory
 void TFTDisplay::display(void)
 {
     // FIXME - only draw bits have changed (use backbuf similar to the other displays)
-    tft.drawBitmap(0, 0, buffer, 128, 64, TFT_YELLOW, TFT_BLACK);
+    // tft.drawBitmap(0, 0, buffer, 128, 64, TFT_YELLOW, TFT_BLACK);
+    for (uint8_t y = 0; y < SCREEN_HEIGHT; y++) {
+        for (uint8_t x = 0; x < SCREEN_WIDTH; x++) {
+
+            // get src pixel in the page based ordering the OLED lib uses FIXME, super inefficent
+            auto b = buffer[x + (y / 8) * SCREEN_WIDTH];
+            auto isset = b & (1 << (y & 7));
+            tft.drawPixel(x, y, isset ? TFT_WHITE : TFT_BLACK);
+        }
+    }
 }
 
 // Send a command to the display (low level function)
@@ -41,7 +49,7 @@ bool TFTDisplay::connect()
 
     tft.init();
     tft.setRotation(3); // Orient horizontal and wide underneath the silkscreen name label
-    tft.fillScreen(TFT_BLUE);
+    // tft.fillScreen(TFT_BLUE);
     // tft.drawRect(0, 0, 40, 10, TFT_PURPLE); // wide rectangle in upper left
 
     return true;
diff --git a/src/mesh/SX1262Interface.cpp b/src/mesh/SX1262Interface.cpp
index b7fe422f..f581cdb1 100644
--- a/src/mesh/SX1262Interface.cpp
+++ b/src/mesh/SX1262Interface.cpp
@@ -75,8 +75,8 @@ bool SX1262Interface::reconfigure()
     assert(err == ERR_NONE);
 
     // Hmm - seems to lower SNR when the signal levels are high.  Leaving off for now...
-    //err = lora.setRxGain(true);
-    //assert(err == ERR_NONE);
+    // err = lora.setRxGain(true);
+    // assert(err == ERR_NONE);
 
     err = lora.setSyncWord(syncWord);
     assert(err == ERR_NONE);
diff --git a/variants/lora_relay_v1/variant.h b/variants/lora_relay_v1/variant.h
index 0f4ac488..3562724f 100644
--- a/variants/lora_relay_v1/variant.h
+++ b/variants/lora_relay_v1/variant.h
@@ -117,7 +117,9 @@ static const uint8_t SCK = PIN_SPI_SCK;
 #define I2C_ADDR_BQ27441 0x55 // Battery gauge
 
 // CUSTOM GPIOs the SX1262
-#define SX1262_CS (32)
+// #define SX1262_CS (32)
+#define USE_SIM_RADIO
+#define USE_SEGGER
 #define SX1262_DIO1 (29)
 #define SX1262_DIO2 (30)
 #define SX1262_BUSY (33) // Supposed to be P0.18 but because of reworks, now on P0.31 (18)
@@ -130,7 +132,7 @@ static const uint8_t SCK = PIN_SPI_SCK;
 #define SX1262_E22 // Indicates this SX1262 is inside of an ebyte E22 module and special config should be done for that
 
 #define ST7735_RESET (11) // Output
-#define ST7735_CS    (12)
+#define ST7735_CS (12)
 #define ST7735_BACKLIGHT_EN (13)
 #define ST7735_RS (9)