Copyright © 2014 Future Technology Devices International Limited

10

FT4222H Programmer Module

Version 1.0

Document Reference No.: FT_001058. Clearance No.: FTDI #408

The UMFT4222EV module has a 4-pin ( populated at pin 3 and 4 positions), 2.54mm pitch male connector

JP1 for connecting to the UMFT4222PROG JP1. The details of connect configuration are listed below.

1. UMFT4222PROG JP1 Pin3 to UMFT4222PROG JP1 Pin3

2. UMFT4222PROG JP1 Pin4 to UMFT4222PROG JP1 Pin4

3. UMFT4222PROG CN2 to UMFT4222EV CN1

4. UMFT4222PROG CN1 to PC

Figure 3-2 Example connection of UMFT4222PROG to UMFT4222EV

Custom designs using the FT4222H hardware, should expose a VPP and GND pin on the design PCB for OTP

memory programming if required. The details of connect configuration are listed below.

1. UMFT4222PROG JP1 Pin3 to FT4222H GND Pin

2. UMFT4222PROG JP1 Pin4 to FT4222H VPP Pin

3. UMFT4222PROG CN2 to FT4222H USB D+/D-

4. UMFT4222PROG CN1 to PC

Figure 3-3 UMFT4222PROG to FT4222H Custom Device

UMFT4222PROG

UMFT4222EV

CN1

JP1

CN2

CN1

JP1

USB

Cable

GND

VPP

To

PC

UMFT4222PROG

Custom Device

CN1

JP1

CN2

To

PC

GND

VPP

FT4222H

VPP

GND

USB

Cable