admin管理员组文章数量:1550528
import ubluetooth
from ubluetooth import BLE
from machine import Pin, UART
import time
import esp
from micropython import const
_IRQ_CENTRAL_CONNECT = const(1)
_IRQ_CENTRAL_DISCONNECT = const(2)
_IRQ_GATTS_WRITE = const(3)
_IRQ_GATTS_READ_REQUEST = const(4)
_IRQ_SCAN_RESULT = const(5)
_IRQ_SCAN_DONE = const(6)
_IRQ_PERIPHERAL_CONNECT = const(7)
_IRQ_PERIPHERAL_DISCONNECT = const(8)
_IRQ_GATTC_SERVICE_RESULT = const(9)
_IRQ_GATTC_SERVICE_DONE = const(10)
_IRQ_GATTC_CHARACTERISTIC_RESULT = const(11)
_IRQ_GATTC_CHARACTERISTIC_DONE = const(12)
_IRQ_GATTC_DESCRIPTOR_RESULT = const(13)
_IRQ_GATTC_DESCRIPTOR_DONE = const(14)
_IRQ_GATTC_READ_RESULT = const(15)
_IRQ_GATTC_READ_DONE = const(16)
_IRQ_GATTC_WRITE_DONE = const(17)
_IRQ_GATTC_NOTIFY = const(18)
_IRQ_GATTC_INDICATE = const(19)
_IRQ_GATTS_INDICATE_DONE = const(20)
_IRQ_MTU_EXCHANGED = const(21)
_IRQ_L2CAP_ACCEPT = const(22)
_IRQ_L2CAP_CONNECT = const(23)
_IRQ_L2CAP_DISCONNECT = const(24)
_IRQ_L2CAP_RECV = const(25)
_IRQ_L2CAP_SEND_READY = const(26)
_IRQ_CONNECTION_UPDATE = const(27)
_IRQ_ENCRYPTION_UPDATE = const(28)
_IRQ_GET_SECRET = const(29)
_IRQ_SET_SECRET = const(30)
uart1 = UART(1, baudrate=115200, tx=33, rx=32)
led = Pin(2, Pin.OUT) # create LED object from pin2,Set Pin2 to output
ble = BLE()
ble.active(True)
led.value(1)
SPP_SERVER_UUID = ubluetooth.UUID('035892AB-EDCB-5678-4321-A1B2C3D4E5F6')
SPP_CHAR_UUID = ubluetooth.UUID('035892AB-EDCB-5678-4321-A1B2C3D4E5F7')
SPP_CHAR = (SPP_CHAR_UUID, ubluetooth.FLAG_WRITE | ubluetooth.FLAG_NOTIFY | ubluetooth.FLAG_INDICATE,)
SPP_SERVER = (SPP_SERVER_UUID, (SPP_CHAR,),)
SERVICES = (SPP_SERVER,)
((spp_char,),) = ble.gatts_register_services(SERVICES)
ble.gap_advertise(20, adv_data=b'\x02\x01\x05\x05\x09\x42\x69\x62\x69')
def ble_irq(event, data):
if event == _IRQ_CENTRAL_CONNECT: # 蓝牙已经连接
conn_handle, char_handle, addr = data
print(conn_handle)
print(char_handle)
print(addr)
led.value(0)
elif event == _IRQ_CENTRAL_DISCONNECT: # 蓝牙断开连接
conn_handle, char_handle, addr = data
print(conn_handle)
print(char_handle)
print(addr)
ble.gap_advertise(100, adv_data=b'\x02\x01\x05\x05\x09\x42\x69\x62\x69')
led.value(1)
elif event == _IRQ_GATTS_WRITE: # Write事件
conn_handle, char_handle = data
print(conn_handle)
print(char_handle)
buffer = ble.gatts_read(char_handle)
uart1.write(buffer)
elif event == _IRQ_GATTS_INDICATE_DONE: # 蓝牙server端发送完成指示
print("esp32 send data indicate success")
ble.irq(ble_irq)
while True:
if uart1.any() != 0:
r = uart1.read()
print(r)
ble.gatts_notify(0, spp_char, r)
ble.gatts_indicate(0, spp_char)
版权声明:本文标题:ESP32-BLE Indecate功能示例 内容由热心网友自发贡献,该文观点仅代表作者本人, 转载请联系作者并注明出处:https://m.elefans.com/dianzi/1727248985a1104996.html, 本站仅提供信息存储空间服务,不拥有所有权,不承担相关法律责任。如发现本站有涉嫌抄袭侵权/违法违规的内容,一经查实,本站将立刻删除。
发表评论