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Move stuff into pdu subdir

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This commit is contained in:
Maximilian Friedersdorff 2025-10-25 21:55:06 +01:00
parent 5a2963d3ba
commit c12843e02b
3 changed files with 0 additions and 0 deletions
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14
pdu/CMakeLists.txt Normal file
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cmake_minimum_required(VERSION 3.13)
include(pico_sdk_import.cmake)
project(lanthanide_pdu)
pico_sdk_init()
add_executable(pdu
pdu.c
)
target_link_libraries(pdu pico_stdlib)

81
pdu/pdu.c Normal file
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#include <stdio.h>
#include <string.h>
#include "pico/stdlib.h"
#include "hardware/uart.h"
#define UART_ID uart0
#define DATA_BITS 8
#define STOP_BITS 1
#define PARITY UART_PARITY_NONE
#define UART_TX_PIN 16
#define UART_RX_PIN 17
#define PINA 6
#define PINB 7
#define PINC 8
#define PIND 9
int main() {
uart_init(UART_ID, 9600);
gpio_set_function(UART_TX_PIN, GPIO_FUNC_UART);
gpio_set_function(UART_RX_PIN, GPIO_FUNC_UART);
uart_set_hw_flow(UART_ID, false, false);
uart_set_format(UART_ID, DATA_BITS, STOP_BITS, PARITY);
gpio_init(PINA);
gpio_init(PINB);
gpio_init(PINC);
gpio_init(PIND);
gpio_set_dir(PINA, GPIO_OUT);
gpio_set_dir(PINB, GPIO_OUT);
gpio_set_dir(PINC, GPIO_OUT);
gpio_set_dir(PIND, GPIO_OUT);
gpio_put(PINA, 1);
gpio_put(PINB, 1);
gpio_put(PINC, 1);
gpio_put(PIND, 1);
char last_char;
while (true) {
last_char = uart_getc(UART_ID);
switch (last_char) {
case 'a' :
gpio_put(PINA, 1);
break;
case 'b' :
gpio_put(PINB, 1);
break;
case 'c' :
gpio_put(PINC, 1);
break;
case 'd' :
gpio_put(PIND, 1);
break;
case 'A' :
gpio_put(PINA, 0);
break;
case 'B' :
gpio_put(PINB, 0);
break;
case 'C' :
gpio_put(PINC, 0);
break;
case 'D' :
gpio_put(PIND, 0);
break;
case 't' :
uart_puts(UART_ID, "Not implemented yet \n");
break;
default :
break;
}
}
}

62
pdu/pico_sdk_import.cmake Normal file
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# This is a copy of <PICO_SDK_PATH>/external/pico_sdk_import.cmake
# This can be dropped into an external project to help locate this SDK
# It should be include()ed prior to project()
if (DEFINED ENV{PICO_SDK_PATH} AND (NOT PICO_SDK_PATH))
set(PICO_SDK_PATH $ENV{PICO_SDK_PATH})
message("Using PICO_SDK_PATH from environment ('${PICO_SDK_PATH}')")
endif ()
if (DEFINED ENV{PICO_SDK_FETCH_FROM_GIT} AND (NOT PICO_SDK_FETCH_FROM_GIT))
set(PICO_SDK_FETCH_FROM_GIT $ENV{PICO_SDK_FETCH_FROM_GIT})
message("Using PICO_SDK_FETCH_FROM_GIT from environment ('${PICO_SDK_FETCH_FROM_GIT}')")
endif ()
if (DEFINED ENV{PICO_SDK_FETCH_FROM_GIT_PATH} AND (NOT PICO_SDK_FETCH_FROM_GIT_PATH))
set(PICO_SDK_FETCH_FROM_GIT_PATH $ENV{PICO_SDK_FETCH_FROM_GIT_PATH})
message("Using PICO_SDK_FETCH_FROM_GIT_PATH from environment ('${PICO_SDK_FETCH_FROM_GIT_PATH}')")
endif ()
set(PICO_SDK_PATH "${PICO_SDK_PATH}" CACHE PATH "Path to the Raspberry Pi Pico SDK")
set(PICO_SDK_FETCH_FROM_GIT "${PICO_SDK_FETCH_FROM_GIT}" CACHE BOOL "Set to ON to fetch copy of SDK from git if not otherwise locatable")
set(PICO_SDK_FETCH_FROM_GIT_PATH "${PICO_SDK_FETCH_FROM_GIT_PATH}" CACHE FILEPATH "location to download SDK")
if (NOT PICO_SDK_PATH)
if (PICO_SDK_FETCH_FROM_GIT)
include(FetchContent)
set(FETCHCONTENT_BASE_DIR_SAVE ${FETCHCONTENT_BASE_DIR})
if (PICO_SDK_FETCH_FROM_GIT_PATH)
get_filename_component(FETCHCONTENT_BASE_DIR "${PICO_SDK_FETCH_FROM_GIT_PATH}" REALPATH BASE_DIR "${CMAKE_SOURCE_DIR}")
endif ()
FetchContent_Declare(
pico_sdk
GIT_REPOSITORY https://github.com/raspberrypi/pico-sdk
GIT_TAG master
)
if (NOT pico_sdk)
message("Downloading Raspberry Pi Pico SDK")
FetchContent_Populate(pico_sdk)
set(PICO_SDK_PATH ${pico_sdk_SOURCE_DIR})
endif ()
set(FETCHCONTENT_BASE_DIR ${FETCHCONTENT_BASE_DIR_SAVE})
else ()
message(FATAL_ERROR
"SDK location was not specified. Please set PICO_SDK_PATH or set PICO_SDK_FETCH_FROM_GIT to on to fetch from git."
)
endif ()
endif ()
get_filename_component(PICO_SDK_PATH "${PICO_SDK_PATH}" REALPATH BASE_DIR "${CMAKE_BINARY_DIR}")
if (NOT EXISTS ${PICO_SDK_PATH})
message(FATAL_ERROR "Directory '${PICO_SDK_PATH}' not found")
endif ()
set(PICO_SDK_INIT_CMAKE_FILE ${PICO_SDK_PATH}/pico_sdk_init.cmake)
if (NOT EXISTS ${PICO_SDK_INIT_CMAKE_FILE})
message(FATAL_ERROR "Directory '${PICO_SDK_PATH}' does not appear to contain the Raspberry Pi Pico SDK")
endif ()
set(PICO_SDK_PATH ${PICO_SDK_PATH} CACHE PATH "Path to the Raspberry Pi Pico SDK" FORCE)
include(${PICO_SDK_INIT_CMAKE_FILE})