问题遇到的现象和发生背景

想制作目标检测，检测到目标后，控制某个管脚输出高电平，如果没有检测到，控制管脚低电平，管脚口为11，
想接继电器控制水泵开或者关。

用代码块功能插入代码，请勿粘贴截图

object detector boot.py

generated by maixhub.com

import sensor, image, lcd, time
import KPU as kpu
import gc, sys
from fpioa_manager import fm
from Maix import GPIO

io_water_beng = 11
fm.register(io_water_beng, fm.fpioa.GPIO0)
led_r=GPIO(GPIO.GPIO0, GPIO.OUT)
led_r.value(0)

def lcd_show_except(e):
import uio
err_str = uio.StringIO()
sys.print_exception(e, err_str)
err_str = err_str.getvalue()
img = image.Image(size=(320,240))
img.draw_string(0, 10, err_str, scale=1, color=(0xff,0x00,0x00))
lcd.display(img)

def main(anchors, labels = None, model_addr="/sd/yolov2.kmodel", sensor_window=(224, 224), lcd_rotation=0, sensor_hmirror=False, sensor_vflip=False):
sensor.reset()
sensor.set_pixformat(sensor.RGB565)
sensor.set_framesize(sensor.QVGA)
sensor.set_windowing(sensor_window)
sensor.set_hmirror(sensor_hmirror)
sensor.set_vflip(sensor_vflip)
sensor.run(1)

lcd.init(type=1)
lcd.rotation(lcd_rotation)
lcd.clear(lcd.WHITE)

if not labels:
    f=open("/sd/lable.txt","r")#加载标签文件
    labels_txt=f.read()
    labels = labels_txt.split(",")
    print(labels)
    f.close()
try:
    img = image.Image("startup.jpg")
    lcd.display(img)
except Exception:
    img = image.Image(size=(320, 240))
    img.draw_string(90, 110, "loading model...", color=(255, 255, 255), scale=2)
    lcd.display(img)

task = kpu.load(model_addr)
kpu.init_yolo2(task, 0.5, 0.3, 5, anchors) # threshold:[0,1], nms_value: [0, 1]
try:
    while 1:
        img = sensor.snapshot()
        t = time.ticks_ms()
        code = kpu.run_yolo2(task, img)
        t = time.ticks_ms() - t
        print(code)
        if code:
                from fpioa_manager import fm
                from Maix import GPIO

                io_water_beng = 11
                fm.register(io_water_beng, fm.fpioa.GPIO0)
                led_r=GPIO(GPIO.GPIO0, GPIO.OUT)
                led_r.value(1)
                for i in code:
                    a=img.draw_rectangle(i.rect(),(0,255,0),2)
                    a = lcd.display(img)
                    for i in code:
                        lcd.draw_string(i.x()+45, i.y()-5, labels[i.classid()]+" "+'%.2f'%i.value(), lcd.BLACK,lcd.GREEN)
        else:

                img.draw_string(0, 200, "t:%dms" %(t), scale=2, color=(255, 0, 0))
                a = lcd.display(img)
except Exception as e:
    raise e
finally:
    kpu.deinit(task)

if name == "main":
try:
f=open("/sd/anchors.txt","r")\

    anchor_txt=f.read()
    L=[]
    for i in anchor_txt.split(","):
        L.append(float(i))
    anchor=tuple(L)
    f.close()
    #main(anchors = anchor,  model_addr=0x300000, lcd_rotation=2, sensor_window=(320, 240))
    main(anchors = anchor, model_addr="/sd/yolov2.kmodel")
except Exception as e:
    sys.print_exception(e)
    lcd_show_except(e)
finally:
    gc.collect()

运行结果及报错内容

达不到我想要的效果，不知道如何调代码。

参考下
https://blog.csdn.net/shikong2011/article/details/122810729