FM Controller board

 

hardware

• Schematic
• Topside name silkscreen (jpeg)
• Topside value silkscreen (jpeg)
• Topside board tracks (jpeg)
• Bottom side board tracks (jpeg)
• Switches board silkscreen (jpeg)
• Switches board topside tracks (bmp)
• Switches board bottom side tracks (bmp)

Software

• Hex file for pic16f876a in project with PICC source files

Software Notes

Software designed to connect to an LMX2322 PLL. Pin A2 to an AGC comparator. Pin C7 to an on/off function.

Pins

//Buttons
CANCEL             PIN_B7
ENTER                 PIN_B6
DOWN                 PIN_B5
UP                     PIN_B4

//LCD module pins
RS         PIN_C5
E            PIN_C4
D7         PIN_C0
D6         PIN_C1
D5         PIN_C2
D4         PIN_C3

//stereo chip pins
DATA             PIN_B1     // Serial data pin
CLOCK         PIN_B2     // Clock pin
LOAD             PIN_B3     // load enable pin
MUTE PIN     PIN_B0     // mute pin
 

//PLL chip pins
DATA             PIN_B1     // Serial data pin
CLOCK         PIN_B2     // Clock pin
LOAD             PIN_C6     // load enable pin
VCOCPO        PIN_A3    // voltage from pll

//TX on/off
TX ON OFF         PIN_C7

//TX power level output

PIN_A2   // 3.13v max 0v min

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Jonti 2006

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