V850ES TOUCHIT NEC, V850ES TOUCHIT Datasheet - Page 19

• Manufacturer Part Number: V850ES TOUCHIT
• Description: STARTER KIT, 32BIT, TFT LCD
• Manufacturer: NEC

Specifications of V850ES TOUCHIT

• Kit Contents: V850ES/JG2 UPD70F3718 CPU, Epson S1D13A05 LCD/USB Companion Chip, USB Connector
• Svhc: No SVHC (18-Jun-2010)
• Development Tool Type: Demonstration Kit
• Kit Features: Complete Touch Controlled
• Silicon Manufacturer: NEC
• Kit Application Type: Audio Visual
• Application Sub Type: TFT LCD

The demonstration kit board incorporates the V850ES/JG2 high performance 32-bit CPU, the Epson
LCD driver, the TFT colour LCD display and a number of leds, switches and connectors and the
NL2432HC22-41K TFT colour LCD display module by NEC Electronics.
5.1
The V850ES/JG2 is NEC Electronics’ high performance 32-bit CPU suited for low power applications.
The V850ES/JG2 features the V850ES 32-bit RISC core, 512Kbytes flash memory and 40Kbytes
internal RAM. The V850ES/JG2 supports upto 84 input/output ports which also serve as alternative
functions to the large feature list of peripherals, such as timers, ADC’s, DAC’s, serial comms,
interrupts. The external bus feature is used to interface to the Epson LCD companion chip which
drives the TFT LCD display.
The V850ES/JG2 is driven by an external 5MHz clock which is PLL’ed up to 20MHz.
A 32.768kHz crystal is also connected to the sub-clock inputs to the V850.
For more information, please refer to document listed at the end of Chapter 3.
5.2
The red led shows that power is applied to the board.
A yellow and green led are connected to CPU port pin P97 and P98 respectively and can be used as
status lights by the demo software.
5.3
The following switches are available on the board.
V850ES/JG2
LEDs
Switches
Switch
SW1
SW2
SW3
SW4
Table 7 Switches on the Touch It! Board
CHAPTER 5
User's Manual U18781EE1V0UM00
CPU Reset
8way DIP used to ground ADC inputs
ANI5 to ANI11 if unused
Input to V850ES P03/INTP0
Input to V850ES P04/INTP1
HARDWARE SETUP
Function
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