shmod24-ir_rf_bridge

SHMod24 Addon: RF/IR Bridge

This addon is meant to be plugged onto a SHMod24 base board. It provides the ability to send and receive infrared and 433MHz RF remote control codes.

Current status: a prototype PCB batch has been ordered and will be tested for functionality

3D Preview

BOM

There are multiple different module groups that can be populated.

In the table is listed, which components to populate for a given module:

Module	Reference	Part
IR LED Array	Q1	AO3400A
	R1	15Ω
	R2	10k
	R3, R4	2Ω
	C1	22µF, 1210
	D1 - D7	IR LED 5mm
IR Receiver Array	R7	100Ω
	C4	100µF, 6.3x5.8
	R8	47k
	C6 - C9	100n
	IR1 - IR4	VS1838b
433MHz 12V Boost Converter	U1	MT3608
Can also be bypassed by	R5	180k
bridging L1 and D8 to run	R6	10k
433MHz transmitter at 3.3V	D8	SS34 Schottky, SMA
	C2, C3	22µF, 1210
	L1	4.7µH, 0630
433MHz Receiver	RF1	Generic China 433MHz RX
433MHz Transmitter	RF2	Generic China 433MHz TX

Project installation

• Make sure to run git clone with --recurse-submodules to include the necessary libraries too.