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--- en:iot-open:practical:hardware:ittgroup:atmel [2025/09/02 08:13] – raivo.sell
+++ en:iot-open:practical:hardware:ittgroup:atmel [2025/09/02 08:36] (current) – raivo.sell
@@ Line 31: / Line 31: @@
 </figure>
+==== Connector Pins and Functions ====
 All ATmega2561 signals are available on three connectors on the edge of the board.
-[{{:kit:atmega2561_sch.png?580|Components on the Controller board}}]
-==== Connector Pins and Functions ====
 {{:kit:pf_2561.png?450  |}}
@@ Line 126: / Line 123: @@
   * Buzzer;
+<figure ui>
 {{:examples:ui:UI_v53.jpg?450|}}
+<caption>User Interface module module</caption>
+</figure>
 === Electrical connections ===
-User Interface module is connected to Controller module to ports PA/PC/PG, which includes the 8-pin ports PA and PC and 6-pin port PG.
+The User Interface module is connected to the Controller module to ports PA/PC/PG, which includes the 8-pin ports PA and PC and the 6-pin port PG.
-User Interface module is equipped with three buttons S1, S2, S3 which are connected to ports PC0, PC1, PC2 accordingly. The other end of buttons are connected through the resistors to ground (logical 0). LED1, LED2 and LED3 on the module are connected to the ports PC3, PC4, PC5 accordingly. The anodes of LEDs are connected to the supply (logical 1).
+The User Interface module is equipped with three buttons, S1, S2, and S3, which are connected to ports PC0, PC1, and PC2, respectively. The other ends of the buttons are connected through the resistors to ground (logical 0). LED1, LED2, and LED3 on the module are connected to the ports PC3, PC4, and PC5, respectively. The anodes of LEDs are connected to the supply (logical 1).
+<figure ui_s>
+{{  :examples:ui:ui_button_led_schematics_v51.png?580  |}}
+<caption>Schematics of buttons and LEDs</caption>
+</figure>
-[{{  :examples:ui:ui_button_led_schematics_v51.png?580  |Schematics of buttons and LEDs}}]
 ~~CL~~
-User Interface module is equipped with 7-segment indicator, which is connected to the microcontroller ports through the driver A6275. Driver data bus (S-IN) is connected to pin PC6, clock signal (CLK) to the pin PC7 and latch signal (LATCH) to pin PG2.
+The User Interface module is equipped with a 7-segment indicator, which is connected to the microcontroller ports through the driver A6275. Driver data bus (S-IN) is connected to pin PC6, clock signal (CLK) to the pin PC7, and latch signal (LATCH) to pin PG2.
-[{{ :examples:digi:digi_io_7seg_schematics_v51.png?580  |Schematics of 7-segment indicator}}]
+<figure ui_7>
+{{ :examples:digi:digi_io_7seg_schematics_v51.png?580  |}}
+<caption>Schematics of 7-segment indicator</caption>
+</figure>
 ~~CL~~
@@ Line 145: / Line 153: @@
 The graphical LCD display on the module is connected to port PA. LCD's background lighting can be logically controlled by the software.
-[{{:examples:ui:ui_lcd_schematics_v51.png?580|Schematics of LCD}}]
+<figure ui_lcd>
+{{:examples:ui:ui_lcd_schematics_v51.png?580|}}
-~~CL~~
+<caption>Schematics of LCD</caption>
+</figure>
-The buzzer is connected with controller board's pin PG5 and with Vcc.
-[{{  :examples:ui:ui_speaker_schematics.png?150  |Schematics of buzzer}}]
-<pagebreak>
 ==== Combo module ====
-Combo module is used in this remote Laboratory to power the motors and connect external sensors.
+The combo module is used in this remote Laboratory to power the motors and connect external sensors.
-Combo module is able to drive following motors:
+The combo module can drive the following motors:
   * 4 x DC motors
   * 1 x Stepper
@@ Line 165: / Line 170: @@
 \\
-Connect following sensors:
+Connect the following sensors:
   * 4 x analog
   * 4 x digital
   * 2 x coder
-  * 8x digital inputs trough parallel to serial converter
+  * 8x digital inputs through a parallel-to-serial converter
 \\
 \\
-Use the following communication interfaces:
+<figure combo>
-  * UART (3,3 or 5 V )
+{{:kit:combo:combo_xbeega.jpg?600|}}
-  * ZigBee / Bluetooth / RFID / WiFi / GPS wireless communication module
+<caption>Combo board with XBee module</caption>
+</figure>
-[{{:kit:combo:combo_xbeega.jpg?600|Combo board with XBee module}}]
@@ Line 184: / Line 188: @@
 === Electrical connections ===
-Combo board is connected with controller using PA-PB-PC-PD-PE-PF ports. DC and stepper motor feeds come from external power cord, servo motors feed comes trough 5V voltage regulator also from external power cord. Motors power circuit is separated from controller's power circuit.
+The combo board is connected with the controller using PA-PB-PC-PD-PE-PF ports. DC and stepper motor feeds come from an external power cord; the servo motor feed comes through a 5V voltage regulator, also from an external power cord. The motor's power circuit is separated from the controller's power circuit.
 === DC motors ===
-DC motors is connected to the DC group of pins. Every pair of pins can control 1 dc motor, thus it's possible to manipulate 4 dc motors. Combo board uses {{:datasheets:datasheet_h_sild_bd6226fp.pdf|bd6226fp}} H-bridge to control dc motors. It's possible to manipulate some other device, what can be controlled digitally and it's current is smaller than 1 A and voltage does not exceed 18 V, beside dc motor with DC pins (Piezoelectric generator, relay etc).
+DC motors are connected to the DC group of pins. Every pair of pins can control 1 DC motor, thus it's possible to manipulate 4 DC motors. The combo board uses {{:datasheets:datasheet_h_sild_bd6226fp.pdf|bd6226fp}} H-bridge to control DC motors. It's possible to manipulate a device that can be controlled digitally, with a current of less than 1 A and a voltage of no more than 18 V, such as a DC motor with DC pins (e.g., Piezoelectric generator, relay).
+<figure combo_m>
+{{:en:iot-open:practical:hardware:ittgroup:h-sild2.jpg?640|}}
+<caption>DC motor connection scheme</caption>
+</figure>
-[{{:en:iot-open:practical:hardware:ittgroup:h-sild2.jpg?600|DC motor connection scheme}}]
 ~~CL~~
@@ Line 203: / Line 211: @@
 === Stepper motor ===
-[{{:en:iot-open:practical:hardware:ittgroup:steper2.jpg?580|Stepper connection scheme }}]
+<figure combo_s>
+{{:en:iot-open:practical:hardware:ittgroup:steper2.jpg?250|}}
+<caption>Stepper connection scheme</caption>
+</figure>
 ~~CL~~
 === Servomotor ===
-Servo is connected to //Servo// group of pins. Ground wire is connected to the GND pin which is the pin nearest to the board edge. It's possible to use 2 servomotors at once. Signal pins on the Combo module is directly connected to the controller's timer's output pins.
+The servo motor is connected to //Servo// group of pins. Ground wire is connected to the GND pin, which is the pin nearest to the board edge. It's possible to use two servomotors at once. Signal pins on the Combo module are directly connected to the controller's timer output pins.
+<figure combo_se>
+{{:en:iot-open:practical:hardware:ittgroup:servo2.jpg?100|}}
+<caption>Servomotor connection scheme </caption>
+</figure>
-[{{:en:iot-open:practical:hardware:ittgroup:servo2.jpg?200|Servomotor connection scheme }}]
 ~~CL~~

en/iot-open/practical/hardware/ittgroup/atmel.1756800810.txt.gz · Last modified: 2025/09/02 08:13 by raivo.sell