28122 Parallax Inc, 28122 Datasheet - Page 177

• Manufacturer Part Number: 28122
• Description: KIT WHAT'S A MICRO:PARTS ONLY
• Manufacturer: Parallax Inc

Specifications of 28122

• Accessory Type: Parts Kit
• Product: Microcontroller Accessories
• Core Processor: PIC16C57c
• Flash: 128 Bytes
• Operating Supply Voltage: 9 V
• Board Size: 31 mm x 16 mm
• For Use With/related Products: Board of Education Full Kit
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Your Turn – The Letter A and the Number Two
Figure 6-8 and Figure 6-9 show the digit ‘3’ hardwired into the 7-segment LED display.
√
√
nc
1
E
Reconnect power and verify that the B segment emits light.
Using the pin map from Figure 6-2 as a guide, repeat these steps for segments
C through G.
nc
Vss
3
nc
4
C
Vdd
6
B
1
kΩ
nc
7
A
nc
8
nc
9
F
nc
10
G
nc
Figure 6-7
Test Circuit
Wiring Diagram
for the ‘B’
Segment LED
Display
5
DP
LED’s
Figure 6-6
Test Circuit
Schematic for
the ‘B’ Segment
LED Display.