基于SOC开发流程的的通用SDK框架，目前服务器OTA这块还没搭建好，但不影响功能开发，OTA目前可以用蓝牙直连OTA的方式进行升级

2026-08-03 15:08:04 +08:00
commit 158b74447d
916 changed files with 223582 additions and 0 deletions
@@ -0,0 +1,69 @@
+/* ================================================================
+ * jb_common.c  —  工具函数实现
+ * ================================================================
+ */
+#include "jb_common.h"
+
+/* ════════════════════════════════════════════════════════════════
+ *  校验和
+ * ════════════════════════════════════════════════════════════════ */
+uint8_t jbChecksum(const uint8_t *frame, uint16_t totalLen)
+{
+    if (!frame || totalLen < 4)
+    {
+        return 0;
+    }
+    uint16_t sum = 0;
+    /* 从 LEN_H(buf[2]) 累加到最后一个 payload 字节(buf[totalLen-2]) */
+    for (uint16_t i = 2; i < totalLen - 1; i++)
+    {
+        sum += frame[i];
+    }
+    return (uint8_t)(sum & 0xFF);
+}
+
+/* ════════════════════════════════════════════════════════════════
+ *  大端序读写
+ * ════════════════════════════════════════════════════════════════ */
+uint16_t jbReadU16BE(const uint8_t *buf)
+{
+    if (!buf)
+    {
+        return 0;
+    }
+    return ((uint16_t)buf[0] << 8) | buf[1];
+}
+
+uint32_t jbReadU32BE(const uint8_t *buf)
+{
+    if (!buf)
+    {
+        return 0;
+    }
+    return ((uint32_t)buf[0] << 24)
+         | ((uint32_t)buf[1] << 16)
+         | ((uint32_t)buf[2] << 8)
+         |  buf[3];
+}
+
+void jbWriteU16BE(uint8_t *buf, uint16_t val)
+{
+    if (!buf)
+    {
+        return;
+    }
+    buf[0] = (uint8_t)(val >> 8);
+    buf[1] = (uint8_t)(val & 0xFF);
+}
+
+void jbWriteU32BE(uint8_t *buf, uint32_t val)
+{
+    if (!buf)
+    {
+        return;
+    }
+    buf[0] = (uint8_t)(val >> 24);
+    buf[1] = (uint8_t)(val >> 16);
+    buf[2] = (uint8_t)(val >> 8);
+    buf[3] = (uint8_t)(val & 0xFF);
+}
@@ -0,0 +1,37 @@
+/* ================================================================
+ * jb_common.h  —  工具函数（校验和、大端序转换）
+ *
+ * 说明: 见宝协议采用大端序（Big-Endian）。
+ *       多字节值（uint16/uint32）按高位在前传输。
+ * ================================================================
+ */
+#ifndef _JB_COMMON_H
+#define _JB_COMMON_H
+
+#include <stdint.h>
+#include <stddef.h>
+
+/* ════════════════════════════════════════════════════════════════
+ *  校验和
+ *  sum(LEN_H, LEN_L, CMD, SN, ...payload_last) & 0xFF
+ *  buf[0]=55, buf[1]=AA，累加范围从 buf[2] 到 buf[totalLen-2]
+ * ════════════════════════════════════════════════════════════════ */
+uint8_t jbChecksum(const uint8_t *frame, uint16_t totalLen);
+
+/* ════════════════════════════════════════════════════════════════
+ *  大端序转换
+ * ════════════════════════════════════════════════════════════════ */
+
+/* 从字节数组读取 uint16（大端序）*/
+uint16_t jbReadU16BE(const uint8_t *buf);
+
+/* 从字节数组读取 uint32（大端序）*/
+uint32_t jbReadU32BE(const uint8_t *buf);
+
+/* 将 uint16 写入字节数组（大端序）*/
+void jbWriteU16BE(uint8_t *buf, uint16_t val);
+
+/* 将 uint32 写入字节数组（大端序）*/
+void jbWriteU32BE(uint8_t *buf, uint32_t val);
+
+#endif /* _JB_COMMON_H */
@@ -0,0 +1,75 @@
+/* ================================================================
+ * jb_ringbuffer.c  —  环形缓冲区实现
+ * ================================================================
+ */
+#include "jb_ringbuffer.h"
+
+/* ── 初始化 ── */
+void jbRbInit(jb_ringbuffer_t *rb)
+{
+    if (!rb)
+    {
+        return;
+    }
+    rb->write = rb->read = rb->count = 0;
+}
+
+/* ── 压入一个字节 ── */
+void jbRbPush(jb_ringbuffer_t *rb, uint8_t byte)
+{
+    if (!rb)
+    {
+        return;
+    }
+    if (rb->count >= JB_RB_CAPACITY)
+    {
+        return;   /* 已满 — 丢弃 */
+    }
+    rb->buf[rb->write] = byte;
+    rb->write = (rb->write + 1) % JB_RB_CAPACITY;
+    rb->count++;
+}
+
+/* ── 弹出一个字节 ── */
+uint8_t jbRbPop(jb_ringbuffer_t *rb)
+{
+    if (!rb || rb->count == 0)
+    {
+        return 0;
+    }
+    uint8_t byte = rb->buf[rb->read];
+    rb->read = (rb->read + 1) % JB_RB_CAPACITY;
+    rb->count--;
+    return byte;
+}
+
+/* ── 查看指定偏移字节（不消费）── */
+uint8_t jbRbPeek(const jb_ringbuffer_t *rb, uint16_t offset)
+{
+    if (!rb || offset >= rb->count)
+    {
+        return 0;
+    }
+    uint16_t idx = (rb->read + offset) % JB_RB_CAPACITY;
+    return rb->buf[idx];
+}
+
+/* ── 可读字节数 ── */
+uint16_t jbRbAvailable(const jb_ringbuffer_t *rb)
+{
+    if (!rb)
+    {
+        return 0;
+    }
+    return rb->count;
+}
+
+/* ── 清空缓冲区 ── */
+void jbRbClear(jb_ringbuffer_t *rb)
+{
+    if (!rb)
+    {
+        return;
+    }
+    rb->write = rb->read = rb->count = 0;
+}
@@ -0,0 +1,30 @@
+/* ================================================================
+ * jb_ringbuffer.h  —  环形缓冲区（UART 接收）
+ * ================================================================
+ */
+#ifndef _JB_RINGBUFFER_H
+#define _JB_RINGBUFFER_H
+
+#include <stdint.h>
+#include <stddef.h>
+
+/* 缓冲区配置 */
+#define JB_RB_CAPACITY  256    /* 缓冲区容量（2 的幂可优化取模运算）*/
+
+/* 环形缓冲区实例 */
+typedef struct
+{
+    uint8_t  buf[JB_RB_CAPACITY];
+    uint16_t write;   /* 写索引 */
+    uint16_t read;    /* 读索引 */
+    uint16_t count;   /* 已用字节数 */
+} jb_ringbuffer_t;
+
+void     jbRbInit(jb_ringbuffer_t *rb);
+void     jbRbPush(jb_ringbuffer_t *rb, uint8_t byte);
+uint8_t  jbRbPop(jb_ringbuffer_t *rb);
+uint8_t  jbRbPeek(const jb_ringbuffer_t *rb, uint16_t offset);
+uint16_t jbRbAvailable(const jb_ringbuffer_t *rb);
+void     jbRbClear(jb_ringbuffer_t *rb);
+
+#endif /* _JB_RINGBUFFER_H */