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RCWL-1605
16MM
RCWL-1605
◼
◼
RCWL-1605 RCWL-9623 。
, HC-SR04; UART,IIC 。25CM ,4.5M , 2mA 。 RCWL-9625,
⚫ RCWL-9623 ⚫ :2.8-5V ⚫ :2mA ⚫ GPIO,UART,IIC 1-WIRE
, HC-SR04 ⚫ 50mS ⚫ ,
, (2.8-5.5V),。
◼
◼
⚫ , ⚫ , ⚫
1
◼
RCWL-1605
()
2.8
5.5
1.8
2
3
450
550
40
24
25
26
±2
1
±15
±20
50
GPIO/UART/IIC/1-WIRE
-10
60
-10
70
V mA CM KHz CM % mm mS
℃ ℃
◼ GPIO / UART / IIC / 1-WIRE
1 2 3 4
GPIO IIC UART 1-WIRE
M1 = NC M1 = NC M1 = 10K M1 = 10K
M1/M2 M2 = NC M2 = 10K M2 = NC M2 = 10K
2
◼
:GPIO
RCWL-1605
HC-SR04。 MCU Trig 10uS ; ,“T”:
=T*C/2 (C ) :c=(331.45+0.61t/℃)m•s-1 ( 330.45 0℃)
0℃: 330.45M/S 20℃: 342.62M/S 40℃: 354.