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Research Concepts RC4000 User Manual

Page 29

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RC4000 Antenna Controller

Chapter 2

Hardware

21

2.1.2.2.8 J8 - Temperature Sensor

J8 "Temp" 3 pin Type 2

Pin 1 – 3.3 V pin 2 – V_Temp pin 3 – Gnd

Characteristics of sensor ??

- maybe our “standard” as an external device

2.1.2.2.9 J9 - LCD

J9 "LCD" 20 pin Type 8

-- 4x40 LCD or VFD -- external device??

-- 6 position Dip Switch S1 allows the LCD circuitry to be configured for 3 different display sizes

SWITCH

2x16 2x40 4x40

1 ON

OFF

OFF

2

OFF OFF ON

3

OFF OFF ON

4

ON ON OFF

5

ON ON OFF

6 ON

OFF

ON

-- also associated with LCD is contrast pot R26

2.1.2.2.10 J10 - Keypad

J10 "Keypad" 8 pin Type 9

-- keypad as external ??

-- also local jog controller ??? (HHJC -> see ------)

2.1.2.2.11 J11 - Processor JTAG

J11 "none" 20 pin Type 8

Factory programming of microcontroller.

2.1.2.2.12 J12 - PLD JTAG

J12 "none" 10 pin Type 8

Factory programming of PLD