From 9cdc84c7c5d663db7070361a3d69a6b652df3b0f Mon Sep 17 00:00:00 2001
From: tpu <tpunix@126.com>
Date: Tue, 20 May 2025 11:57:11 +0800
Subject: [PATCH] =?UTF-8?q?PCB=E7=89=88=E6=9C=AC=E8=87=AA=E5=8A=A8?=
 =?UTF-8?q?=E8=AF=86=E5=88=AB?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 src/epd/epd.c         | 20 ++++++++++++++++++++
 src/epd/epd.h         |  1 +
 src/user_peripheral.c |  6 +++++-
 3 files changed, 26 insertions(+), 1 deletion(-)

diff --git a/src/epd/epd.c b/src/epd/epd.c
index 1577f05..0c983e1 100644
--- a/src/epd/epd.c
+++ b/src/epd/epd.c
@@ -356,6 +356,26 @@ void epd_screen_clean(int mode)
 
 /******************************************************************************/
 
+
+int epd_detect(void)
+{
+	int retv = 0;
+
+	epd_hw_open();
+	epd_reset(1);
+	epd_cmd(0x12); // SWRESET
+	if(epd_busy()){
+		epd_wait();
+		retv = 1;
+	}
+	epd_hw_close();
+	return retv;
+}
+
+
+/******************************************************************************/
+
+
 #if 0
 
 void epd_test(void)
diff --git a/src/epd/epd.h b/src/epd/epd.h
index 04b300f..b068c9e 100644
--- a/src/epd/epd.h
+++ b/src/epd/epd.h
@@ -54,6 +54,7 @@ void epd_sleep(void);
 void epd_window(int x1, int y1, int x2, int y2);
 void epd_screen_update(void);
 void epd_screen_clean(int mode);
+int  epd_detect(void);
 
 
 extern u8 lut_p[];
diff --git a/src/user_peripheral.c b/src/user_peripheral.c
index 76c5f31..c61eede 100644
--- a/src/user_peripheral.c
+++ b/src/user_peripheral.c
@@ -180,7 +180,11 @@ void user_app_init(void)
 	clock_interval = 60; // 60s
 	adv_state = 0;
 	fspi_config(0x00030605);
-	epd_hw_init(0x23200700, 0x05210006, 104, 212, ROTATE_3);  // for 2.13 board BW
+
+	epd_hw_init(0x23200700, 0x05210006, 104, 212, ROTATE_3);  // 2.13黑白屏，6个测试点
+	if(epd_detect()==0){
+		epd_hw_init(0x23111000, 0x07210120, 104, 212, ROTATE_3);  // 2.13黑白屏，5个测试点
+	}
 
 	selflash(otp_boot);