GFG Touchscreen
IX5000-IC-5W-U
5 Wire Single Chip USB Controller

Controller for GFG Touches

Important

We supply a suitable controller for almost every application.
Additional Information

Below you will find a detailed technical documentation of our 5-wire Single Chip Ic controllers for our patented GFG ULTRA technology:

Basic description

5 Draht Touchscreen Controller Diagramm

Hardware Specification

  • Package :MLP-28
  • Package Dimension: 5 mm X 5 mm X 0.9 mm
  • Supplied Voltage: 3.3 (2.7 ~ 3.6) VDC, 50 mVpp maximum ripple
  • Power consumption: max. 75 mA
  • Max. report rate: 200 pps(RS232)/250 pps(USB)
  • Response time: max. 25 ms
  • A/D resolution: 11 bits
  • Good package: Tube

Firmware Specification

The C8051F321-GM microprocessor is applied for the controller module. The firmware in this chip controls the Touch down detection, button status Detection.

The firmware characteristics

  • Operation System: No operation system is required
  • Protocol: RS232 8N1, 9600 baud/USB 1.1 Low Speed/USB 2.0 Full Speed/ PS2 compatible mouse
  • Data package format: the protocols can be classified into 2 groups: Diagnostics Packet and Report Packet

Analog Peripherals

5 Draht Touchscreen Controller Block Diagramm
- 10-bit ADC - ±1 LSB INL; no missing codes - Programmable throughput up to 200 ksps - Up to 13 external inputs; programmable as single-ended or differential - Built-in temperature sensor (±3 °C) - Two Comparators - Internal Voltage Reference: 2.4 V - POR/Brown-out Detector - USB Function Controller - USB specification 2.0 compliant - Full-speed (12 Mbps) or low-speed (1.5 Mbps) operation - Integrated clock recovery; no external crystal required for either fullspeed or low-speed operation - Supports eight flexible endpoints - Dedicated 1 kB USB buffer memory - Integrated transceiver; no external resistors required On-Chip Debug - On-chip debug circuitry facilitates full speed, non-intrusive in-system debug (no emulator required) - Provides breakpoints, single stepping - Inspect/modify memory, registers, and USB memory - Superior performance to emulation systems using ICE-chips, target pods, and sockets - Operating Voltage: 2.7 to 5.25 V - Temperature Range: \-40 to \+85 °C

High-Speed 8051 uC Core

  • Pipelined instruction architecture; executes 70% of instructions in 1 or 2 system clocks
  • Up to 25 MIPS throughput with 25 MHz Clock
  • Expanded interrupt handler Memory
  • 1280 bytes data RAM
  • 16 kB Flash; in-system programmable in 512-byte sectors (512 bytes are reserved)

Digital Peripherals

  • 21 port I/O; all are 5 V tolerant
  • Hardware SMBus™ (I2C™ compatible), SPI™, and UART serial ports available concurrently
  • Programmable 16-bit counter/timer array with five capture/compare modules
  • 4 general-purpose 16-bit counter/timers Clock Sources
  • Internal oscillator: 0.25% accuracy with clock recovery enabled; supports all USB and UART modes
  • External oscillator: Crystal, RC, C, or Clock
  • On-chip clock multiplier for USB controller

Voltage Regulator

  • On-chip voltage regulator supports USB bus-powered operation
  • Regulator bypass mode supports USB self-powered operation Package
  • 28-pin QFN (lead-free package)
5 Draht Controller Pinout

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