energy changed

2019-07-12 23:07:02 +08:00
parent f40bfbf5d2
commit 6cafefd7bd
2 changed files with 7 additions and 2 deletions
--- a/others/src/serial/serial.cpp
+++ b/others/src/serial/serial.cpp
@@ -227,7 +227,12 @@ bool Serial::InitPort(int nSpeed, char nEvent, int nBits, int nStop) {

 bool Serial::WriteData(const unsigned char *pData, unsigned int length) {
    int cnt = 0, curr = 0;
-    if (fd <= 0)return false;
+    if (fd <= 0){
+        if(wait_uart){
+            InitPort(nSpeed, nEvent, nBits, nStop);
+        }
+        return false;
+    }
    while ((curr = write(fd, pData + cnt, length - cnt)) > 0 && (cnt += curr) < length);
    if (cnt < 0) {
        LOGE("Serial offline!");