From b7220df5841b8b6a029bc33249d47d22dfea44d3 Mon Sep 17 00:00:00 2001
From: Steven Tracey <steven@nevets.tech>
Date: Wed, 20 Nov 2024 13:26:59 -0500
Subject: [PATCH] Worky

---
 c/src/p2fa.c | 14 +++++++++++++-
 1 file changed, 13 insertions(+), 1 deletion(-)

diff --git a/c/src/p2fa.c b/c/src/p2fa.c
index a80011f..1b93e70 100644
--- a/c/src/p2fa.c
+++ b/c/src/p2fa.c
@@ -15,6 +15,17 @@
 
 void Handler(int sigNum) {
     printf("Caught signal %d\n", sigNum);
+    EPD_2in13_V4_Init();
+    EPD_2in13_V4_Clear();
+
+    Debug("Goto Sleep...\r\n");
+    EPD_2in13_V4_Sleep();
+    free(BlackImage);
+    BlackImage = NULL;
+
+    DEV_Delay_ms(2000);//important, at least 2s
+    Debug("close 5V, Module enters 0 power consumption ...\r\n");
+
     DEV_Module_Exit();
     exit(0);
 }
@@ -36,7 +47,7 @@ int draw() {
     Paint_Clear(WHITE);
 
     Paint_SelectImage(BlackImage);
-    Paint_DrawString(32, 10, "Hello, World!", &Font16, WHITE, BLACK);
+    Paint_DrawString(10, 40, "Hello, World!", &Font16, WHITE, BLACK);
 
     const char *confName = "default";
     GoString confStr = {confName, strlen(confName)};
@@ -50,6 +61,7 @@ int draw() {
     uint64_t timeLeft = getTimeRemainingMS(30);
     for (int j = 0; j < 3; ++j) {
         for (int i = getTimeRemainingMS(30); i > 200; i = getTimeRemainingMS(30)) {
+            Debug("Time Left: %dms", getTimeRemainingMS(30));
             Paint_DrawRectangle(10, 112, (timeLeft / (30 * 1000)) * 240, 92, BLACK, DOT_PIXEL_1X1, DRAW_FILL_FULL);
             EPD_2in13_V4_Display_Partial(BlackImage);
             DEV_Delay_ms(100);