Introduction

This assignment uses four-digit seven-segment display with an HT16K33 16×8 LED controller driver.

Module

Schematic

Pin Assignment

EF4057	Port	Line	Converter		Line	Port
SCL	-	SCL	HV1	LV1	SCL	PF1
SDA	-	SDA	HV2	LV2	SDA	PF0
VCC	J3P10	+5V	HV	LV	+3.3V	J1P10
GND	J1P9	GND	GND	GND	GND	J1P9
-	-	-	HV3	LV3	-	-
-	-	-	HV4	LV4	-	-

I²C-Address: 70_hex

Movie

Documents

• EF04057 Module
• HT16K33 Product
• HT16K33 Datasheet
• Logic Level Converter

Files

• Board: board.h (source)
• Module: ef4057.h (source) ef4057.c
• Controller: ht16k33.h (source)
• I²C: i2c.h (source) i2c.c

Solution

• Solution: project4.hex

Skills

Skill		Acquisition
1.1	Implementing hardware	x
2.1	Creating a software project	x
2.2	Using peripheral components	x
2.3	Implementing interrupts	x
2.4	Using a communication protocol	x