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openmv H7 plus接面包板上的gnd和vin后黄灯闪烁，usb供电的话是绿灯闪烁，代码是一样的，不知道出什么问题了，害怕摄像头烧了，这里不附图了

import time, sensor, image,ustruct
from pyb import UART,LED
from image import SEARCH_EX, SEARCH_DS

sensor.reset()


sensor.set_contrast(1)
sensor.set_gainceiling(16)

sensor.set_framesize(sensor.QQVGA)

sensor.set_pixformat(sensor.GRAYSCALE)


LED(1).on()
LED(2).on()
LED(3).on()
# Load template.
# Template should be a small (eg. 32x32 pixels) grayscale image.
template1 = image.Image("/1.pgm")
template2 = image.Image("/2.pgm")
templates3 = ["/3.pgm","/3_1.pgm","/3_2.pgm","/3_3.pgm","/3_4.pgm","/3_5.pgm","/3_6.pgm","/3_7.pgm","/3_8.pgm"]
templates4 = ["/4.pgm","/4_1.pgm","/4_2.pgm","/4_3.pgm","/4_4.pgm","/4_5.pgm","/4_6.pgm","/4_7.pgm","/4_8.pgm"]
templates5 = ["/5.pgm","/5_1.pgm","/5_2.pgm","/5_3.pgm","/5_4.pgm","/5_5.pgm","/5_6.pgm","/5_7.pgm","/5_8.pgm"]
templates6 = ["/6.pgm","/6_1.pgm","/6_2.pgm","/6_3.pgm","/6_4.pgm","/6_5.pgm","/6_6.pgm","/6_7.pgm","/6_8.pgm"]
templates7 = ["/7.pgm","/7_1.pgm","/7_2.pgm","/7_3.pgm","/7_4.pgm","/7_5.pgm","/7_6.pgm","/7_7.pgm","/7_8.pgm"]
templates8 = ["/8.pgm","/8_1.pgm","/8_2.pgm","/8_3.pgm","/8_4.pgm","/8_5.pgm","/8_6.pgm","/8_7.pgm","/8_8.pgm"]
#加载模板图片

clock = time.clock()
uart = UART(3,115200)   #定义串口3变量
uart.init(115200, bits=8, parity=None, stop=1) # init with given parameters

def outuart(x,num):
    global uart

    data = ustruct.pack("<bbhhhhb",      #格式为俩个字符俩个短整型(2字节)
                   0x2C,                      #帧头1
                   0x12,                      #帧头2
                   int(x), # up sample by 4   #数据1
                   int(num), # up sample by 4    #数据2
                   int(0), # up sample by 4    #数据1
                   int(0), # up sample by 4    #数据2
                   0x5B)
    for x in range(5):
        uart.write(data)#必须要传入一个字节数组
        time.sleep_ms(1)
        print(num)

# Run template matching
while (True):
    clock.tick()
    img = sensor.snapshot()
    num=0
    # find_template(template, threshold, [roi, step, search])
    # ROI: The region of interest tuple (x, y, w, h).
    # Step: The loop step used (y+=step, x+=step) use a bigger step to make it faster.
    # Search is either image.SEARCH_EX for exhaustive search or image.SEARCH_DS for diamond search
    #
    # Note1: ROI has to be smaller than the image and bigger than the template.
    # Note2: In diamond search, step and ROI are both ignored.
    r = img.find_template(template1, 0.70, step=5, search=SEARCH_EX) #, roi=(10, 0, 60, 60))
    #find_template(template, threshold, [roi, step, search]),threshold中

    if r:
        print(r)
        #img.draw_rectangle(r)
        print('1')
        num=1
        outuart(0,num)
        for x in range(5):
            LED(1).on()
            LED(2).off()
            LED(3).off()
            time.sleep_ms(100)
            LED(1).on()
            LED(2).on()
            LED(3).on()
            time.sleep_ms(100)

    r2_0 = img.find_template(template2, 0.70, step=5, search=SEARCH_EX)
    if r2_0:
        print(r2_0)
        #img.draw_rectangle(r1_3)
        print('2')
        num=2
        outuart(0,num)
        for x in range(5):
            LED(1).on()
            LED(2).off()
            LED(3).off()
            time.sleep_ms(100)
            LED(1).on()
            LED(2).on()
            LED(3).on()
            time.sleep_ms(100)

    r3_0 = img.find_template(image.Image(templates3[0]), 0.70, step=5, search=SEARCH_EX)
    if r3_0:
        print(r3_0)
        #img.draw_rectangle(r1_1)
        print('3')
        num=3
        outuart(0,num)
        for x in range(5):
            LED(1).on()
            LED(2).off()
            LED(3).off()
            time.sleep_ms(100)
            LED(1).on()
            LED(2).on()
            LED(3).on()
            time.sleep_ms(100)

    r4_0 = img.find_template(image.Image(templates4[0]), 0.70, step=5, search=SEARCH_EX)
    if r4_0:
        print(r4_0)
        #img.draw_rectangle(r1_1)
        print('4')
        num=4
        outuart(0,num)
        for x in range(5):
            LED(1).on()
            LED(2).off()
            LED(3).off()
            time.sleep_ms(100)
            LED(1).on()
            LED(2).on()
            LED(3).on()
            time.sleep_ms(100)
    r5_0 = img.find_template(image.Image(templates5[0]), 0.70, step=5, search=SEARCH_EX)
    if r5_0:
        print(r5_0)
        #img.draw_rectangle(r1_1)
        print('5')
        num=5
        outuart(0,num)
        for x in range(5):
            LED(1).on()
            LED(2).off()
            LED(3).off()
            time.sleep_ms(100)
            LED(1).on()
            LED(2).on()
            LED(3).on()
            time.sleep_ms(100)
    r6_0 = img.find_template(image.Image(templates6[0]), 0.70, step=5, search=SEARCH_EX)
    if r6_0:
        print(r6_0)
        #img.draw_rectangle(r1_1)
        print('6')
        num=6
        outuart(0,num)
        for x in range(5):
            LED(1).on()
            LED(2).off()
            LED(3).off()
            time.sleep_ms(100)
            LED(1).on()
            LED(2).on()
            LED(3).on()
            time.sleep_ms(100)
    r7_0 = img.find_template(image.Image(templates7[0]), 0.70, step=5, search=SEARCH_EX)
    if r7_0:
        print(r7_0)
        #img.draw_rectangle(r1_1)
        print('7')
        num=7
        outuart(0,num)
        for x in range(5):
            LED(1).on()
            LED(2).off()
            LED(3).off()
            time.sleep_ms(100)
            LED(1).on()
            LED(2).on()
            LED(3).on()
            time.sleep_ms(100)
    r8_0 = img.find_template(image.Image(templates8[0]), 0.70, step=5, search=SEARCH_EX)
    if r8_0:
        print(r8_0)
        #img.draw_rectangle(r1_1)
        print('8')
        num=8
        outuart(0,num)
        for x in range(5):
            LED(1).on()
            LED(2).off()
            LED(3).off()
            time.sleep_ms(100)
            LED(1).on()
            LED(2).on()
            LED(3).on()
            time.sleep_ms(100)