420 Series RS232 Encoder for Keypad Applications - Installation Instruction Storm 420 Series Encoders allow interfacing between a Storm keypad and host system using the RS232 communications protocol. This model will also drive a 4 line x 20 character LCD display. For additional information download the 420 Encoder Application / Engineering Manual from www.storm-interface.com SPECIFICATIONS Input Power . 5V dc 0.25 V , regulated supply Overall Size W 89mm x L 66mm x H 32mm RS232 Output . (via 6 pin Molex 2.54mm (.100 ) Pitch KK ) Mounting Centres at 73.5mm x 43.2mm Temp Rating -20 deg C to +70 deg C Direct connection for underpanel fixing . 12, 16, 20 way Storm Keypads Drives Powertips 80 Character LCD Display Ribbon Cable needed for top panel fixing 4, 12 ,16 way Storm Keypads (uses Hitachi HD44780U LCD-II Controller/Driver) Display Controls : CONNECTION DETAILS On host system : Ctrl + L - clears the display, Ctrl + C toggles cursor on and off Keypad Connector (on reverse of pcb) Direct connection to rear of keypad = pin connection made KEYPAD TYPE 20 WAY BACKLIT YES Fit polarising 20 WAY NOT BACKLIT Fit polarising pin YES pin 12 / 16 WAY BACKLIT Fit polarising pin Fit polarising pins YES fit polarising pins to positions 1,12 and 13 12 / 16 WAY NOT BACKLIT Fit polarising pins Fit polarising pins YES Fit polar- Fit polaris- NO separate cable required - See Note 1 below 4 WAY BACKLIT Fit polarising pin ising pin ing pin STD version needs 5 way cable BACKLIT version needs 7 way cable Fit polarising pins as required 4 WAY NOT BACKLIT Fit polarising pins Fit polarising pins 1 2 3 4 5 6 7 8 9 10 11 12 13 NOTE 1Connections for 4 way keypads Encoder Pin R5 ENCODER PIN TO KEYPAD PIN R = ROW, LED TAMPER TAMPER LED R1 R2 C1 C2 C3 C4 R4 R3 FUNCTION To Keypad C = COLUMN CATHODE IN OUT ANODE KEYS STD BACKLIT PIN 1 ON REVERSE 2 NC 1 RS232 OUTPUT DTR 11 1 2 GND 5 5 6 NC PN 4200-001 6 4 5 RTS RX 7 3 4 TX (Pin 1) 8 2 3 JUMPER SETTING 13 NC 7 CONTROLS BACKLIT KEYPAD LED COLOUR RED 60 mm Configuration Switches FIRMWARE VERSION eg 5v02 GREEN FACTORY JP8 USE ONLY Input Power Terminals 88.9 mm LCD Display LCD Display Connector, 16 pins, 0.1 square pins Contrast Pin 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 Adjustment Symbol Vss Vdd Vo RS R/W E DB0 DB1 DB2 DB3 DB4 DB5 DB6 DB7 A K ORDERING DETAILS Stock No Item Whilst every effort is 4200-00 X RS232 Encoder made to ensure details are correct at time of print, X denotes packaging variant specifications are subject to change without notice. free downloads from www.storm-interface.com :- 420 Encoder Application/Engineering Manual Test Software www.storm-interface.com Storm is a trademark of Keymat Technology Mounting Details Page 1 of 4 Ltd. 420-XX-08KT Rev 3 Oct 2013 420 Series RS232 only Encoder for Keypad Applications Fitted to 4, 12 or 16 WAY KEYPAD Configuration Switch Settings 1 2 3 4 5 6 7 8 Installation Checklist Keypad 4 Way Keypads ON OFF ON ON ON OFF CHARACTER Encoder , configuration switch set BAUD RATE ECHOING 12 and 16 Way Telephone Layout Keypads ON OFF OFF OFF OFF ON Panel Fixing prepared SELECTOR SELECTOR +5V regulated supply 12 and 16 Way Calculator Layout Keypads ON OFF ON OFF OFF ON OFF=9600 BAUD RS 232 cable with 6 way Molex socket ON = ECHO ON Ribbon cable keypad to encoder if needed ON=1200 BAUD OFF = ECHO OFF LCD and 16 way ribbon cable if needed Polarising pins fitted to encoder ROW / COLUMN DESIGNATIONS (KEYPADS FRONT VIEW) TYPICAL INSTALLATION (rear view, encoder direct connection to keypad, LCD display used) For Example R1C2 = Row 1 Column 2. NB : A 20 way keypad is treated as 4 way + 16 way. To LCD Display Power Input 4 Way Front View 12 / 16 Way Front View Side View Keypad Pin 1 RS232 Output ASCII CODE TABLES PIN-OUT FOR 4, 12 and 16 WAY MATRIX KEYPADS 4 WAY KEYPAD (NO BACKLIGHT) 4 WAY BACKLIT KEYPAD CONTACT CONNECTIONS CONTACT CONNECTIONS 4 WAY KEYPAD ASCII CODES (REAR VIEW) (REAR VIEW) PINS PINS ROW/ R5 NOTE 1 : These codes are non- COLUMN printing ASCII device control PIN NUMBER 5 4 3 2 1 PIN NUMBER 7 6 5 4 3 2 1 codes. The application software C1 11 will need to assign usage CONTACT MATRIX CONTACT MATRIX C2 12 NOTE 2 : The COMMON pin on ROW / ROW / PIN PIN a 4 way is termed ROW 5 to be COLUMN COLUMN C3 13 consistent with applications using 1 R5 1 LED POWER 4 function keys. C4 14 2 C4 2 R5 3 C3 3 C4 4 C2 4 C3 12 / 16 WAY TELEPHONE KEYPAD ASCII CODES 5 C1 5 C2 ROW/ 6 C1 C1 C2 C3 C4 COLUMN 7 LED POWER R1 31 32 33 61 12 / 16 WAY KEYPAD (NO BACKLIGHT) 12 / 16 WAY BACKLIT KEYPAD CONTACT CONNECTIONS CONTACT CONNECTIONS R2 34 35 36 62 (REAR VIEW) (REAR VIEW) PINS PINS R3 37 38 39 63 PIN NUMBER 8 7 6 5 4 3 2 1 PIN NUMBER 10 9 8 7 6 5 4 3 2 1 R4 2A 30 23 2E CONTACT MATRIX (NO BACKLIGHT) CONTACT MATRIX (WITH BACKLIGHT) ROW / ROW / PIN PIN COLUMN COLUMN 12 / 16 WAY CALCULATOR KEYPAD ASCII CODES 1 R1 1 LED POWER ROW/ C1 C2 C3 C4 2 R2 2 R1 COLUMN 3 C1 3 R2 R1 37 38 39 1B 4 C2 4 C1 R2 34 35 36 0C* 5 C3 5 C2 6 C4 (16 WAY ONLY) 6 C3 R3 31 35 33 05 7 R4 7 C4 (16 WAY ONLY) 8 R3 8 R4 R4 7F 30 0D 2E 9 R3 Mounting Details Page 2 of 4 * = Form Feed Code to give CLEAR function 10 LED POWER 420-XX-08KT Rev 3 Oct 2013