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sensor:dm36-dm56 [2025/11/23 20:20] – created vamsansensor:dm36-dm56 [2025/11/23 21:24] (current) – vamsan
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 ====== lamaPLC: DM56A04 / DM36B06 digital tube display with Modbus Communication ====== ====== lamaPLC: DM56A04 / DM36B06 digital tube display with Modbus Communication ======
 +
 +|{{:sensor:dm36-dm56_1.png?250|DM56A04 / DM36B06 digital tube display}}|{{:sensor:dm36-dm56_2.png?250|DM56A04 / DM36B06 digital tube display}}|{{:sensor:dm36-dm56_3.png?250|DM56A04 / DM36B06 digital tube display}}|
  
 ===== Description ===== ===== Description =====
-  * Working voltage: DC 5~28V +  * Working voltage: **DC 5 - 28V** 
-  * Working current: 4.3~42mA (related to the brightness of the digital tube)+  * Working current: 4.3 - 42mA //(related to the brightness of the digital tube)//
   * MODBUS RTU protocol, 03 read command, 06 or 16 write command.   * MODBUS RTU protocol, 03 read command, 06 or 16 write command.
-  * Device address: 1~247, default 1, by modifying the 485 address, up to 247 modules can be used in cascade (more than 32, please use RS485 repeater)+  * Device address: 1~247, **default 1**, by modifying the 485 address, up to 247 modules can be used in cascade (more than 32, please use RS485 repeater)
   * Digital tube color: red   * Digital tube color: red
   * Digital tube tube digits: 6 digits 0.36 inches / 4 digits 0.56 inches   * Digital tube tube digits: 6 digits 0.36 inches / 4 digits 0.56 inches
-  * Communication interface: RS-485+  * Communication interface: [[com:basic_rs485|RS-485]] ([[com:basic_modbus|Modbus RTU]])
   * Function: It can display numbers, ASCII characters, letters, floating-point numbers, negative numbers, etc., and the brightness can be adjusted; it supports electronic label function, and the initial display content can be set after power-on   * Function: It can display numbers, ASCII characters, letters, floating-point numbers, negative numbers, etc., and the brightness can be adjusted; it supports electronic label function, and the initial display content can be set after power-on
-  * Supported baud rates: 1200 2400 4800 9600 (default) 19200 38400 57600 115200+  * Supported baud rates: 1200 2400 4800 **9600** (default) 19200 38400 57600 115200, 
  
 +===== Character-set ===== 
 +{{:sensor:dm36-dm56_4.png?500|DM56A04 / DM36B06 digital tube display}}
  
 ===== Modbus Features ===== ===== Modbus Features =====
 **Modbus connection characteristics:** \\ **Modbus connection characteristics:** \\
-Default Modbus settings: 9600 baud, 8N1, RTU communication, slave ID: 1 +Default Modbus settings: 9600 baud, 8N1, RTU communication, slave ID: 1 \\ 
 +Function Code: 06/16 control, 03 read status \\
  
 +^Address|Function|R/W|
 +^0|ASCII code The 1st digit tube displays the contents|R/W|
 +^1|ASCII code The 2nd digit tube displays the contents|R/W|
 +^2|ASCII code The 3st digit tube displays the contents|R/W|
 +^3|ASCII code The 4st digit tube displays the contents|R/W|
 +^4|ASCII code The 5st digit tube displays the contents|R/W|
 +^5|ASCII code The 6st digit tube displays the contents|R/W|
 +^6|Used in combination with register 7 (0x**FFFF**FFFF), cannot be used alone. \\ \\ High  4 bits of the high byte (0x**F**FFFFFFF): \\ 0 indicates a positive number, 1 indicates a negative number \\ Lower 4 bits of the high byte (0xF**F**FFFFFF): \\  specify the number of decimal places, ranging from 0 to 5 \\ \\ Together with register 7, they specify the data to be displayed 0xFF**FFFFFF**) \\ (for data above 65535, three bytes are needed; this byte indicates the highest 8 bits of the data. \\ \\ //Note: This register should be used together with register 7. To write data to these two registers, use the write multiple holding register (16 function code) when displaying data.//|R/W|
 +^7|Display data. Can be used in combination with register 6 (0xFFFF**FFFF**), or separately. \\ \\ (1) Together with register 6, this register indicates the data to be displayed (the data is represented by 3 bytes, 0xFF**FFFFFF**), the high byte of this register indicates the middle 8 bits of the data (0xFF**FF**FF), and the low byte indicates the lowest 8 bits of the data (0xFFFF**FF**). \\ \\ The **high byte** comes first and the low byte comes second. (0x**FF**FF) \\ \\ //Note: This register is used in conjunction with register 6 to write data to these two registers using the Write Multiple Holding Register (16 function code) when displaying data.// \\ \\ (2) When used independently, write a hexadecimal number into the register, and the digital tube will be converted into a decimal number for display.|R/W|
 +^8|Blink control register. Each bit represents one digital tube; the lowest bit represents the first digital tube, and so on. \\ **0**: no blinking (default), **1**: Blinking \\ //Note: This parameter is not saved when power is lost.//|R/W|
 +^9|Digital tube brightness level, **1..8**, 6 digits default 4, 4 digits default 8. \\ //Note: This parameter is saved upon powering down.//|R/W|
 +^10|Display content is saved. \\ **0**: No saving (default), **1**: Save all digital tube display content \\ //Note: this parameter is saved when powered off.//|R/W|
 +^11|Digital tube power-on initial display mode setting. \\ **0**: Display "0"; (default), **1**: Display the RS485 address of the module, **2**: Display of saved data. \\ //Note: This parameter is saved at power down.//|R/W|
 +^251|00: Restore factory settings \\ Telegram: //FF 06 00 FB 00 00 ED E5//|R/W|
 +^252|Data return delay: 0..25 (* 40 ms); Return data interval time after receiving the command (unit 40 ms)|R/W|
 +^253|RS485 Address / Slave Address: 1..247, default: 1|R/W|
 +^254|Baud rate: 0..255; 0:1200, 1:2400 2:4800, **3:9600（default)**, 4:19200, 5：38400, 6：57600, 7：115200, Other: Restore factory settings|R/W|
 +^255|Parity bit: 0..2; **0 :None(default)**, 1: Even Parity, 2: Odd Parity|R/W|
  
-  
-^Address|Function| 
-^0|To display Data send|  
-^1|Position of the decimal Point| 
-^2|Set Brightness| 
-^3|Set flash| 
-^4|Set Baudrate (Range 0 – 7 corresponds to 0:1200 1:2400 2:4800 3:9600 4:19200 5:38400 6:57600 7:115200)| 
-^5|Set the Address| 
  
-===== Display topics on lamaPLC ===== +===== Display, Modbus topics on lamaPLC ===== 
-{{topic>display}}+{{topic>display modbus}}
  
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-{{tag>TM1650 STC8G TP8485E Hyuduo5x1b64edtk1244 7-segment display Modbus RTU Modbus_RTU Arduino}}+{{tag>DM56A04 DM36B06 eletechsup 7-segment display Modbus RTU Modbus_RTU Arduino}}
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