' Mini-Circuits DSN-2300A-1119 PLL Frequency Synthesizer Loader Code
' GBPPR HP8569B Tracking Generator / BASIC Stamp 2 / Version 1
'
' DSN-2300A-1119 Pin      BASIC Stamp Port
' ------------------      ----------------
' DATA (9)                P1
' CLK  (11)               P0
' LE   (12)               P2
'
' {$STAMP BS2}
' {$PBASIC 2.5}

IVAL1 VAR Word
IVAL2 VAR Byte

FVAL1 VAR Word
FVAL2 VAR Byte

RVAL1 VAR Word
RVAL2 VAR Byte

NVAL1 VAR Word
NVAL2 VAR Byte

IVAL1 = $9F80
IVAL2 = $13

FVAL1 = $9F80  ' Prescaler = /32
FVAL2 = $12

RVAL1 = $1000  ' R = 40    10 MHz / 40 = 250 kHz
RVAL2 = $A0

NVAL1 = $2100  ' N = 8200  B = 256  A = 8 for 2050 MHz
NVAL2 = $21

LOW 0  ' CLK
LOW 1  ' DATA
LOW 2  ' LE
LOW 4  ' LED

' Load Initial
SHIFTOUT 1,0,1,[IVAL1\16]
SHIFTOUT 1,0,1,[IVAL2]
PULSOUT 2,1  ' Bring LE high, then low
PAUSE 5
' Load Function
SHIFTOUT 1,0,1,[FVAL1\16]
SHIFTOUT 1,0,1,[FVAL2]
PULSOUT 2,1  ' Bring LE high, then low
PAUSE 5
' Load /R
SHIFTOUT 1,0,1,[RVAL1\16]
SHIFTOUT 1,0,1,[RVAL2]
PULSOUT 2,1  ' Bring LE high, then low
PAUSE 5
' Load /N
SHIFTOUT 1,0,1,[NVAL1\16]
SHIFTOUT 1,0,1,[NVAL2]
PULSOUT 2,1  ' Bring LE high, then low
PAUSE 5

HIGH 4  ' Light front-panel LED
END