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Re: Homebrew spectral analyzer


 

Hello,

I feel like my attenuators aren¡¯t working.
Wouldn¡¯t there be a line to uncheck.?
cdt


?* Change the following definition to select the version you are using. The options are:
?*
?* PE4302_PCF
?* PE4302_GPIO
?* PE4302_SERIAL
?*/
?
#define PE4302_TYPE PE4302_SERIAL
?
/*
?* If you're using the "PE4302_PCF" mode, you need to define the I2C address for
?* the PCF8574:
?*/
?
#define PCF8574_ADDRESS 0x38 // Change for your device if necessary? ?----> to be unchecked? no PCF8574 on PCB board
?
?
/*
?* If you're using the "PE4302_SERIAL" mode, you need to define the chip select (LE)
?* pin number:
?*/
?
#define PE4302_LE 21 // Chip Select for the serial attenuator? ? ---> OK no modification
?
?
/*
?* If you're using the "PE4302_GPIO" mode, you need to define the GPIO pins used for? ? ---> here they are unchecked because no GPIO mode. Normal
?* the six data inputs to the PE4302:
?*/
?
// #define DATA_0 nn // Replace the "nn" with real pin numbers
// #define DATA_1 nn
// #define DATA_2 nn
// #define DATA_3 nn
// #define DATA_4 nn
// #define DATA_5 nn
?

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