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* made the code leaner

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Derisis13
2022-03-02 20:23:20 +01:00
parent 969c273caa
commit f3bd6ecc00
3 changed files with 12 additions and 20 deletions
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2
CMakeLists.txt
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@@ -11,7 +11,7 @@ include_directories(/usr/lib/avr/include)
add_link_options(-Wl,--print-memory-usage) add_link_options(-Wl,--print-memory-usage)
add_executable(${PROJECT_NAME} main.c add_executable(${PROJECT_NAME} main.c
#PT6302.c PT6302.h PT6302.c PT6302.h
) )
add_custom_target( add_custom_target(

21
PT6302.c
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@@ -45,29 +45,24 @@ void transmit_bytes (const uint8_t *payload, const uint8_t size)
PORTB |= CSBpin; PORTB |= CSBpin;
} }
void send_command (const uint8_t command)
{
transmit_bytes (&command, 1);
}
void set_display_brightness (uint8_t level) void set_display_brightness (uint8_t level)
{ {
switch (level) switch (level)
{ {
case 0:send_command (0x0A); case 0:transmit_bytes (0x0A, 1);
break; break;
case 1:send_command (0x2A); case 1:transmit_bytes (0x2A, 1);
break; break;
case 2:send_command (0x4A); case 2:transmit_bytes (0x4A, 1);
break; break;
case 3:send_command (0x6A); case 3:transmit_bytes (0x6A, 1);
break; break;
case 4:send_command (0x8A); case 4:transmit_bytes (0x8A, 1);
break; break;
case 5:send_command (0xAA); case 5:transmit_bytes (0xAA, 1);
break; break;
case 6:send_command (0xCA); case 6:transmit_bytes (0xCA, 1);
default:send_command (0xEA); default:transmit_bytes (0xEA, 1);
} }
} }

9
main.c
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@@ -1,18 +1,15 @@
#define F_CPU 8000000UL #define F_CPU 8000000UL
#include <avr/io.h> #include <avr/io.h>
#include <util/delay.h> #include <util/delay.h>
#include "PT6302.h"
int main () int main ()
{ {
uint8_t ledpin = (1 << PC4); PT6302_startup ();
DDRC |= ledpin;
while (1) while (1)
{ {
PORTC |= ledpin;
_delay_ms (1000);
PORTC &= ~ledpin;
_delay_ms (1000);
} }
} }