maytd / inaba

An open source 40% keyboard with a rotary encoder. Loosely designed by retro TVs and inspired by Persona 4's Midnight Channel.

Inaba

An open source 40% keyboard with a rotary encoder. Loosely designed by retro TVs and inspired by Persona 4's Midnight Channel.

The Midnight Channel (マヨナカテレビ, Mayonaka Terebi), also known as the TV World and Mayonaka TV, is a recurring term in Persona 4. The stuff of urban legends, its existence is spread through the town of Inaba through rumors.

Assembly

Components needed for the pcb to be functional or completed.

Part Number	Qty	Description	Component Reference
ATMEGA32U4-AU	1	IC MCU 8BIT 32KB FLASH 44TQFP	U1
PRTR5V0U2X,215	1	TVS DIODE 5.5VWM SOT143B	U2
USB4105-GF-A	1	USB-C (USB TYPE-C) USB 2.0 Receptacle	J1
1N4148W-HE3-08	50	DIODE GEN PURP 75V 150MA SOD123	D1-D50
WS2812B 5050 RGB LED	1	5mm x 5mm RGB LED	LED1
CX3225SB16000D0GZJC1	1	CRYSTAL 16.0000MHZ 8PF SMD	Y1
ERA-6AEB103V	2	RES 10K OHM 0.1% 1/8W 0805	R1, R4
ERJ-6GEYJ220V	2	RES SMD 22 OHM 5% 1/8W 0805	R2-R3
RC2012J512CS	2	RES SMD 5.1K OHM 5% 1/8W 0805	R5-R6
CRGCQ0805F330R	1	RES 330 OHM 1% 1/8W 0805	R7
CL21B105KAFNNNE	1	CAP CER 1UF 25V X7R 0805	C1
CL21B104MBCNNNC	3	CAP CER 0.1UF 50V X7R 0805	C2-C4
CL21A106KOQNNNG	1	CAP CER 10UF 16V X5R 0805	C5
CL21C220JB61PNC	2	CAP CER 22PF 50V C0G/NP0 0805	C6-C7
B3U-1000P	1	SWITCH TACTILE SPST-NO 0.05A 12V	SW1
0ZCJ0050AF2E	1	PTC RESET FUSE 24V 500MA 1206	F1