From ae079c1fc5d990ba55714d4b3a51b19f96edaec4 Mon Sep 17 00:00:00 2001
From: WXK <287788329@qq.com>
Date: 星期四, 24 四月 2025 16:01:43 +0800
Subject: [PATCH] 改为中断来低电平触发发送当前扫描数据，3s内扫描不到的会退出，串口来55 AA 75 70 64 61 74 65，进入升级模式
---
01_SDK/nimble/mcu_boot/src/uart_dfu.c | 52 +++++++++++++++++++++++++++++-----------------------
1 files changed, 29 insertions(+), 23 deletions(-)
diff --git a/01_SDK/nimble/mcu_boot/src/uart_dfu.c b/01_SDK/nimble/mcu_boot/src/uart_dfu.c
index 6f5372e..1399123 100644
--- a/01_SDK/nimble/mcu_boot/src/uart_dfu.c
+++ b/01_SDK/nimble/mcu_boot/src/uart_dfu.c
@@ -1,15 +1,16 @@
/*
- * Copyright (c) 2020-2021 Shanghai Panchip Microelectronics Co.,Ltd.
+ * Copyright (c) 2020-2025 Shanghai Panchip Microelectronics Co.,Ltd.
*
* SPDX-License-Identifier: Apache-2.0
*/
-
+#include "soc_api.h"
+#include "app_log.h"
#include "uart_dfu.h"
#include "pan_uart.h"
#include "flash_manager.h"
-#define XMODEM_UART UART0
-#define BAUDRATE 921600
+#define XMODEM_UART UART0
+#define BAUDRATE 921600
#define SOH 0x01
#define STX 0x02
@@ -129,7 +130,7 @@
return 0;
}
-RAM_FUNC static int xmodemReceive(uint32_t addr)
+CONFIG_RAM_CODE int xmodemReceive(uint32_t addr)
{
unsigned char xbuff[1030]; /* 1024 for XModem 1k + 3 head chars + 2 crc + nul */
unsigned char *p;
@@ -350,9 +351,9 @@
#endif
static void uart_device_init(void)
{
- CLK_AHBPeriphClockCmd(CLK_AHBPeriph_APB1, ENABLE);
+ CLK_AHBPeriphClockCmd(CLK_AHBPeriph_APB1, ENABLE);
CLK_APB1PeriphClockCmd(CLK_APB1Periph_UART0, ENABLE);
-
+
SYS_SET_MFP(P1, 6, UART0_TX);
SYS_SET_MFP(P1, 7, UART0_RX);
GPIO_EnableDigitalPath(P1, BIT7);
@@ -361,30 +362,35 @@
Init_Struct.UART_BaudRate = BAUDRATE;
Init_Struct.UART_LineCtrl = Uart_Line_8n1;
-
+
/* Init UART0 for printf */
UART_Init(UART0, &Init_Struct);
UART_EnableFifo(UART0);
+ UART_ResetRxFifo(UART0);
}
-
+
void on_uart_dfu_enter(void)
{
- int rc;
-
- fm_status_refresh(); /* clear flash manager for a new ota process */
- uart_device_init();
- while (1) {
- rc = xmodemReceive(FLASH_AREA_IMAGE_START);
+ int rc;
+
+#if APP_LOG_EN
+ APP_LOG_INFO("Entering UART DFU flow..\n");
+ soc_busy_wait(10000); // Wait for print done
+#endif
+
+ fm_status_refresh(); /* clear flash manager for a new ota process */
+ uart_device_init();
+
+ while (1) {
+ rc = xmodemReceive(FLASH_AREA_IMAGE_START);
if (rc > 1024) { /* receive image info */
- if (!fm_image_completed_check(FLASH_AREA_IMAGE_START)) { /* check image */
- fm_image_make_invalid(FLASH_AREA_IMAGE_START);
- }
- SYS_UnlockReg();
+ if (!fm_image_completed_check(FLASH_AREA_IMAGE_START)) { /* check image */
+ fm_image_make_invalid(FLASH_AREA_IMAGE_START);
+ }
+ SYS_UnlockReg();
CLK_ResetChip();
- SYS_LockReg();
}
- SYS_delay_10nop(1000000);
- }
-
+ SYS_delay_10nop(1000000);
+ }
}
--
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