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将串口接收功能封装了一下，更加通用，使用也更加方便了。9 m0 H3 e- N: K- k5 i% a
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特点： - 接口简单
- 支持自定义串口接收回调函数
- 支持自定义数据包（Frame）回调函数
- 可以设置数据包超时时间
- 支持STM32/ESP32
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驱动地址
1 u2 A1 z8 a* N9 _6 Mhttps://github.com/micropython-Chinese-Community/mpy-lib/tree/master/misc/irqUART
4 [9 T6 {# k- j7 L- `使用方法: A- D* o+ D C
from machine import Pin, UART, ~ S, q: E5 r7 t! a
from irqUART import irqUART7 Z- }2 c+ i% J' E
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cnt = 0! A- h0 S4 f9 ~+ j# N" `& k- L2 ^! S9 L
def U1_RX_IRQ(t):/ _, q/ }8 e- [6 L" x$ E& ]
global cnt0 L) a4 R% k" b: h" g" G) ?: b
n = 0
% y$ B4 m% k, h6 B" v! N1 M: G while u1.any():$ |: H' R! J. ^0 _, y$ ~* E$ o
d = u1.any(): W/ w6 |5 V, l+ c% T3 {
cnt+=d
7 Q- J& e* m4 T3 p- e$ d5 a n+=1; p8 @3 E; Y# q! B( S/ f
print('[', n, ']', cnt, d, u1.read(d))
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% q$ T" \& K! o" }: k$ b) [" c* a8 {def U1_RX_FRAME_IRQ(t):
! ~- u" X6 i- \! r, U: ` global cnt. }4 r3 s5 K/ h7 U& b; k2 ]' X2 w
print('FRAME end')' L( g3 X, s& `7 W
cnt = 0! U7 I% O9 R6 M9 g# E7 W! o0 R" h
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u1=UART(1)7 @. F: H+ }$ H7 {/ R. r' ^
ui = irqUART(u1, Pin('B7'), U1_RX_IRQ, U1_RX_FRAME_IRQ)$ P' E5 Q4 ^" {$ w% N) ]: |: J5 x
ui.uart.init(115200)
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发表于 2023-11-3 18:09