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[tool] uart

This commit is contained in:
IrvingGao 2024-06-26 12:46:32 +08:00
parent 21e2055adc
commit 82d4840213
1 changed files with 7 additions and 3 deletions
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10
tools/orangepi_uart5.py
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@ -5,6 +5,8 @@ import time
uart_port = '/dev/ttyS5' # UART端口路径 uart_port = '/dev/ttyS5' # UART端口路径
baud_rate = 115200 # 波特率 baud_rate = 115200 # 波特率
try: try:
# 初始化串口连接 # 初始化串口连接
ser = serial.Serial(uart_port, baud_rate, timeout=1) ser = serial.Serial(uart_port, baud_rate, timeout=1)
@ -17,9 +19,11 @@ try:
data = ori_data.decode('utf-8').strip() # 读取一行并解码 data = ori_data.decode('utf-8').strip() # 读取一行并解码
if data: # 如果读取到数据 if data: # 如果读取到数据
try: try:
# num = int(data) # 尝试将读取的数据转换为整数 num = int(data) # 尝试将读取的数据转换为整数
# print(f"接收到的数字: {num}") print(f"接收到的数字: {num}")
print(f"接收到的字符串: {data}") # print(f"接收到的字符串: {data}")
battery_level = num / 4096 * 4.5 /4.2 # 计算电池电量
print(f"电池电量: {battery_level:.2f}%")
except ValueError: # 如果转换失败，说明不是有效的数字 except ValueError: # 如果转换失败，说明不是有效的数字
print("接收到的数据无法转换为数字") print("接收到的数据无法转换为数字")
time.sleep(1) # 每隔一秒检查一次新数据 time.sleep(1) # 每隔一秒检查一次新数据