MA180027 Microchip Technology, MA180027 Datasheet - Page 12

• Manufacturer Part Number: MA180027
• Description: MOD PLUG-IN PIC18F87K90 PICDEM2
• Manufacturer: Microchip Technology
• Series: PIC®r

Specifications of MA180027

• Accessory Type: Plug-In Module (PIM) - PIC18F87K90
• Interface Type: I2C, SPI
• Operating Voltage: 1.8 V to 5.5 V
• Data Bus Width: 8 bit
• Maximum Operating Temperature: + 125 C
• Minimum Operating Temperature: - 40 C
• Silicon Manufacturer: Microchip
• Core Architecture: PIC
• Core Sub-architecture: PIC18
• Silicon Core Number: PIC18F
• Silicon Family Name: PIC18F8xxx
• For Use With/related Products: PICDEM LCD 2 Demonstration Board (DM163030)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: DM163030 - KIT DEV PICDEM LCD2
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

PICDEM™ LCD 2 Demonstration Kit User’s Guide
1.2
DS51662C-page 12
PICDEM LCD 2 DEMONSTRATION BOARD HARDWARE FEATURES
The PICDEM LCD 2 Demonstration Board has the following hardware features; each
feature’s number corresponding to the number in Figure 1-1:
1. The demonstration board provides a daughter board option for the
2. On-board adjustable voltage regulator for direct input from 9V, 100 mA AC/DC
3. Jumper J15 to select different power options.
4. Green power-on indicator LED for direct input from 9V.
5. Varitronix custom segmented LCD display.
6. Jumpers, COM0, COM1, COM2 and COM3, to disconnect COM pins from
7. RS-232 connection and associated hardware for direct connection to RS-232
8. Jumpers, JP13 and JP14, to disconnect TX and RX.
9. In-Circuit Debugger (ICD) connector.
10. R44, 10 k, potentiometer for devices with analog inputs.
11. Five push button switches (S1 through S5) for external stimulus and Reset.
12. Jumpers, JP19, JP18, JP1 and JP2, to disconnect switches from RB6, RB7, RA6
13. Jumper, J11, to select either 10 k (POT R44) or the S1-S4 switches to AN0
14. Two green LEDs connected to RC3 and RC4 (device dependent).
15. Jumpers in J14 to disconnect LEDs from RC3 and RC4.
16. A slide switch (S6) to select either the resistor ladder or the charge pump option
17. Jumper, JP21, to physically tie the resistor ladder to ground.
18. Unpopulated holes provided for crystal connection.
19. Jumpers, JP11 and JP12, to disconnect crystal from OSC1 and OSC2.
20. 32.768 kHz crystal with Timer1 for Real-Time Clock (RTC) operation.
21. A Microwire EEPROM 93AA46C provided on a socket.
22. Jumpers, JP15 and JP16, to disconnect EEPROM from CK and DT. Jumper, J6,
23. Thermistor for sensing temperature.
24. Jumper, JP5, to connect thermistor to AN1 (RA1) (device dependent).
25. Jumper, JP17, to select either V
26. Unpopulated option for TC77 temperature sensor.
27. Prototype area for user hardware.
28. PICtail™ daughter board connection. (The pin names on the board are valid only
Note:
PIC18F85J90, PIC18F87J90, PIC18F8490, PIC16F914/917, PIC16F946, and
PIC16F/LF1946/47 families of devices and MPLAB ICE. The board is also sup-
plied with a PIM populated with a PIC18F85J90 device.
The MPLAB ICE can be plugged onto the board without any transition socket for
PIC18FXX90 devices. For other devices, a transition socket may be needed.
wall adapter or 3V button cell battery.
on-board LCD and allow the usage of any customized LCD glass.
interface.
and RA7 input pins.
(RA0).
for generating the bias values for the LCD pins.
to connect CS to GND or to RC4 (device dependent). Jumper, J13, to select
either 128 x 8 or 64 x 16 memory organization.
for the PIC18F8490 device. For other devices, the PICtail daughter board pin
connections may be different or not connected.)
Optional PIMs populated with PIC18FXX90, PIC18FXX90, PIC16F9XX,
and PIC16X19XX devices are available for purchase from Microchip Direct
(www.microchipdirect.com).
CC
or I/O to power the peripherals.
 2010 Microchip Technology Inc.