Gravity: Shiftout Module

74HC595-based serial-to-parallel output expander that controls 8 digital outputs from 3 microcontroller pins. Compatible with Arduino and other SPI-capable boards.

Logical pinout · physical placement not verified

VCC
Type · Power
GND
Type · Ground
DS
Type · Signal
SHCP
Type · Signal
STCP
Type · Signal
Q0
Type · Signal
Q1
Type · Signal
Q2
Type · Signal
Q3
Type · Signal
Q4
Type · Signal
Q5
Type · Signal
Q6
Type · Signal
Q7
Type · Signal

Pin	Type
VCC	Power
GND	Ground
DS	Signal
SHCP	Signal
STCP	Signal
Q0	Signal
Q1	Signal
Q2	Signal
Q3	Signal
Q4	Signal
Q5	Signal
Q6	Signal
Q7	Signal

Logical pinout · physical placement not verified

Pin details

13 connections

VCC
Power
GND
Ground
DS
Signal
SHCP
Signal
STCP
Signal
Q0
Signal
Q1
Signal
Q2
Signal
Q3
Signal
Q4
Signal
Q5
Signal
Q6
Signal
Q7
Signal

Bare ICs

67 other options

74HC logic gates, MCP3008/MCP23017 ADCs and expanders, 24LC256 EEPROM, 4N25-series optocouplers and ULN2803A drivers — bare DIP chips with no breakout-board conveniences like pull-ups or level shifting.

View all 67

Related groups

4 groups

LED pixels

WS2812/SK6812 NeoPixel strips, rings and Jewels, APA102 DotStar pixels, and plain analog RGB strips — each matched to its protocol and host, not just its connector.

Components · Addressable LEDs · 180 parts

Converters

ADS1115/MCP3421 ADCs, MCP4725 and GP8413 DACs, CP2102 USB-UART boards, and I2C plumbing like the LTC4316 address shifter — matched to bus, resolution and signal range.

Components · Interface converters · 114 parts

Memory

24LC32/25LC256 EEPROM, I2C FRAM, 64Mbit PSRAM, and microSD breakouts up to 64GB — matched to write frequency and data volume, not just interface.

Components · Memory & storage · 39 parts

Passives

E12 resistor kits, ceramic and electrolytic capacitor sets, 1N4148/1N4007 diodes, TIP120 Darlingtons, IRLZ44N MOSFETs and 100F supercapacitors — bench stock in kit quantities.

Components · Passives · 58 parts