ATtiny13 Plant

Monitor soil moisture and water plant. Portable and high efficiency with lithium-ion batteries.

Download

MacOS

Windows

Linux

Firmware

BOM (Bill of Materials)

Part	Value	Package	Function
IC1	ATTINY13A	SOP-8 or DIP-8	CPU
C1	100nF	0805 or 0603 (104)	CPU
T1A/B	2N4401 NPN	TO-92 or SOT-23	Pump
R1	100R	0805 or 0603 (101)	Pump
R2	10k	0805 or 0603 (103)	Pump
R6	10k	0805 or 0603 (103)	Sensor
LED1	Red	0805 or DIP-2	LED
R7	1k	0805 or 0603 (102)	LED
-	3.7-4.2V	Lithium 18650	Battery
-	TP4056	Lithium Charger	Charger

PCB

Designed with EagleCAD

Diagram

Compile

Install "avr-gcc" and run "make".

MacOS

Windows

avr-gcc -std=gnu99 -Wall -Os -mmcu=attiny13a main.c -o main.o
avr-objcopy -O binary main.o main.bin
avr-objcopy -O ihex main.o main.hex

Flash

avrdude -p t13 -c usbtiny -Uhfuse:w:0xFB:m -Ulfuse:w:0x6A:m -U flash:w:main.hex:i

There are 3 options to flash ATtiny13 chip.

1. USBtiny (built-in)
2. USBasp
3. Raspberry Pi

Licenses

ATtiny13 Plant

USBasp / USBtiny