1.introductions

JMDM-40DIOMR/MT/jmctrl at msn dot cn is 40 points I/O high reliable industrial-grade controller independently research and development by Shenzhen jingmin digital machine Co.,Ltd. Used for 20-channel digital input and 20-channel digital output control having two working mode, Concrete realization of thefollowingfeatures:

1.Independent control mode: KEIL C environmentprogrammed on the computer, after downloading to the controller through RS232 serial line, the controller away from the computer, independently controlled according to the procedures, realized the input and output of the logic control and accurate time control.

2.PC serial port monitoring mode:Running on the host computer serial port control software of the computer, you can send commands(character strings or ASCII code) through the computer serial port, real-time controlling 20-channel input and 20 –channel relay ( transistor ) output status, control or read the input state data of the input point .

Has a very wide range of applications in various of civil and industrial occasions, with the characteristics of resist the strong electromagnetic interference, lightning, stable and reliable Such as they can connect photoelectric, capacitive, inductive, Hall-type and various sensors and input switch, which can be accessed to capture and display the status of the switch input; controllable cylinders, solenoid valves, relays, heating wire, general motors, light bulb, the power switch and various load's on-and-off . They are applicable to a variety of harsh environments industrial and civil occasions with excellent performance and cost-effective to win the respected and affection of our customers.

2. performance parameters

1. Working power: JMDM-40DIOMR/MT; 12V or 24V 2A, DC and AC universal.

2. Master chip: 8 high performance PC plus high speed and high stable FPGA programmable gate array circuit;

3. Procedure and data storage: they are all 32K, program memory can be used to store programs and data; data memory used to store data, the data will not lost after power failure.

4. Input and output:

JMDM-40DIOMR; 20-channel Opto-isolated digital NPN type input (can be customized for the PNP-type); 20-channel relay output, each of the output load voltage range:AC 0~220v, DC 0~30V, the maximum load current is 5 ampere, the output status can be read back.

JMDM-40DIOMT: 20- channel Opto-isolated digital NPN type input(can be customized for the PNP-type), 20-channel Opto-isolated transistor output, NPN( open-collector) output form, output voltage range: DC 5~40V; the maximum output load current is 4 ampere, the output status can be read back.

5.System stability: using Opto-isolated, enable the internal watchdog and strict high frequency filter characteristics, the start-up time since Crashes in less than one second.

6.Interface: a standard RS232 serial communication interface( anti -15KV static shock), can direct peripheral communication with computer and text display; can download procedure through RS232 interface directly, no need burner, convenient to the procedure modify and upgrade; Serial control, direct peripheral communication with the computer or text display (need to develop communication program);

7.4 Toggle switches: Hardware addressing; can also be software set its features, such as programming can be used as the input point to set the parameters or set the address;

8.Accurate time control: with a clock chip, Programming for the system to provide real-time clock, to achieve precise timing, timing control.

9.Shell and install: Industrial-level shell, nice, easy to install.

10.Working status indicator light: one LED light. Usually used to display the running status of the controller;

11.Shell installation size: 180mm*125mm*47mm; internal control panel size: 172mm*125mm*28mm; used for screws or rail mounting installation.

3.Instructions

(1) independent control mode:

1.Open the electronic version technical information supplied with the product, read again the technical information;

2.According to the instructions accompanying wiring diagram to connect the serial communication line between the computer and controller;

3.Installing the Keil C programming software supplied with the product, the installation of the STC-ISP.EXE program download software supplied with the product.

4.Opening the C51 sample programs in KEIL C software to learn, reference sample programs, use the library function of the input and output, write your own SCM C language program;

5.Programmed compiled by the STC-ISP download software to download the C language program to JMDM-40DIO controller;

6.After carefully check and correct to connect the power of the controller; connect the external input and output signals can be independently achieve the input and output logic, timing control.

(1) Serial port control mode:

1. Open the electronic version technical information supplied with the product, read again the technical information;

2. According to the instructions accompanying wiring diagram to connect the serial communication line between the computer and controller;

3. To connect the power of the controller after carefully check and correct.

4. Installing example serial port monitoring software: direct double-click the small bulb light icon under the support file or double-click setup.exe to install;

5. Using example serial port monitoring software to test the basic function: In monitoring interface monitoring test and controlling 20 channels input and 20 output state changes;

6. Customer's secondary development and use: Customer according to communication protocols and example VB source code, proper motion secondary development integrated into third-party system software; or universal serial debugging software, according to the communication protocol to send serial commands to the controller;

7. Serial port control of a controller, the controller default address is 00; the four DIP switches are all OFF, (up) state (remark: at the place of DIP switches has Arrow logo: that is downward dial is ON (1) state and the upward dial is OFF (0) state).

4. The serial port control function special introductions

1. JMDM-40DIOMR/MT controller relay (transistor) panels to collect input status directly through RS232 or RS485 communication interface, or directly control the output of the output point

2 The distance: controlling the host and serial port controller through serial port line and the connect range within 10 meters; extended to 1000 meters by total-line 485

4.Single use: to serial control a controller by RS232 or RS485 interface, the default address is 00, 4 DIP switches are all OFF state;

5.Multiple sets of network use: Through the address coding, In one second delay's is permission; a serial port can maximum addressing, control 100 sets of controller, consist of a large system which has 2000 input point and 2000 output point.

6.Support customers secondary development: it can provide a serial communication protocol, VB host computer programming example program for customers to the secondary development of reference.

7.4 DIP switches function: Hardware addressing can be realized, directly setting 16 (NO.00 ~ 15) controllers' address, can also use software programming to set the address of the controller and toggle the switch uses.

8.System clock precise time control: With the system clock, can achieve precise timing, and timing control;

9.Shell and installation: industrial-grade housing, nice, ease of installation.

5. example instructions

(1) Independent control instructions

1. Collecting the example instructions of input point status:

To determine whether an input point have input instructions: If (IN1 == 0) then

To determine whether the five input points have input instructions: If (IN5! = 0) then

2, the control output point status of the sample script:

Open the first channel relay output commands: out bit (1,1); 

Off the first channel relay output instruction: out bit (1,0);

Open the fifth channel relay output instruction: out bit (5,1);

Off the fifth-way relay output instruction: out bit (5,0)

(2) Serial communication protocol( serial port control instructions)

1 JMDM-40DIOMR/MT with the address bits of the serial communication protocol specific instructions

Baud rate: 9600;  parity:None   data bits: 8     stop bits: 1;

The opening address of the controller is 00 and the first output point instruction Example of it is: O (00, 001,1), communication protocol format details:

Using the serial port debugging software can directly sending character strings: ASCII code format: 4F 28 30 30 2c 30 30 31 2c 30 29

Character format: O (00, 001, 0) Function: the first output point of the controller's shut off address is 00

                O (00, 001, 1) Function: the first output point of the controller's opening address is 00

2. serial port communication protocol(the example of the instruction format)

1. Control the output instruction

O(00,001,0) the first output point of the control panel's shut off address is 00

O(00,001,0) the first output point of the control panel's opening address is 00

O(00,001,0) fully closed: all output point of the control panel's shut off address is 00

O(00,001,0) fully opened: all output point of the control panel's opening address is 00

2. Read the input point instruction

O(00,101,1) requiring the control panel of the address is 00 to return (NO.1 ~ 8 input points) of the input state

O(00,102,1) requiring the control panel of the address is 00 to return (NO.9 ~ 16 input points) of the input state

O(00,103,1) requiring the control panel of the address is 00 to return (NO.17 ~ 20 input points) of the input state

3. the control panel to return the output point status to the compute that is read back the output point status)

I(00,1,00000000) The address of the control panel is 00 to return(eight 0 from left to right, represents NO.1~ 8 outputs) of the output state

I(00,2,00000000) The address of the control panel is 00 to return(eight 0 from left to right, represents NO.9~ 16 outputs) of the output state

I(00,3,00000000) The address of the control panel is 00 to return(eight 0 from left to right, represents NO.17~ 20 outputs) of the output state

6. Use

1. Being used in a variety of distributed control system, remote IO module, remote control system, power plant, automation workshop of the large and medium-sized control project;

2. Being used in the models lighting control of the building of the advertising industry, advertising, sand table, building, bridges and other places, the special control of 4D films and the control of creative water curtain and so on.

3. Being used in computer to control a variety of the timing on and off of the peripheral equipment: printer, projector, display, multimedia audio and video switch and so on.

4. Being used in the control of electronic clock, infrared switches, door sensors, automatic doors.

5. Being used in logic timing control of the machinery equipment: the output load of the cylinder, electromagnetic valves, relay, heating wire, ordinary asynchronous motor, bulb light and so on; can connect photoelectric, capacitive, inductive, Hall and a variety of sensor and input switches; its' stability, functionality, scalability, procedures confidentiality, and cost are superior to less than 40 points at home and abroad PLC.

6. Controlling by the computer (PC) serial port to easy realized:

1) Real-time status monitoring or read back, precise time control the digital signal's on -and-off of the strong power, electromagnetic valves, and multi-channel light, electrical source, audio or video switch, access switch and so on.

2) Serial port collect and display a variety of digital (switch) input signal status.

7. Shipping information

1.Delivery list: controller, programming download line, electronic version of the product information.

Independent controls the electronic version of the product information: KeilC software and tutorial, STC-ISP download software, product information (example procedure, instructions and wiring diagram).

Serial port controls the electronic version of the product information: product information jingmin serial port monitoring software, communication protocol, instructions and wiring diagram), PC VB source code

2. Delivery way: express delivery, packing standard: anti-static and shock-proof carton.