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import os | |
import subprocess | |
import re | |
RULES_DIR = "/etc/udev/rules.d/" | |
RULES_FILE_NAME = "99-usb-serial.rules" | |
list_ttyUSB_cmd = "ls /dev/ | grep ttyUSB" | |
ttyUSB_list = subprocess.getoutput(list_ttyUSB_cmd).split() |
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#!/bin/bash | |
for i in {0..19} | |
do | |
(while true; do dd if=/dev/zero of=/dev/ttyUSB$i bs=4k; done) & | |
done |
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sudo swapoff -a ; sudo fallocate -l 15G /swapfile ; sudo chmod 600 /swapfile ; sudo mkswap /swapfile ; sudo swapon /swapfile ; sudo swapon --show |
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.syntax unified | |
.section .text | |
.thumb_func | |
.global my_cpy | |
my_cpy: | |
push {r4, lr} @ push r4 and lr onto the stack | |
movs r4, #0 | |
loop: | |
ldrb r3, [r1, r4] @ load byte from r1 + r4 into r3 | |
strb r3, [r0, r4] @ store byte from r3 into r0 + r4 |
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.syntax unified | |
.thumb_func | |
.global main | |
main: | |
init: bl stdio_init_all | |
loop: | |
ldr r0, DELAY_TIME_MS // Set the delay period | |
bl sleep_ms // Delay for the specified time |
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sudo socat PTY,link=/dev/ttyPP0,group=dialout,user=${USER} PTY,link=/dev/ttyPP1,group=dialout,user=${USER} |
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#include "bits/stdc++.h" | |
using namespace std; | |
typedef __int128_t lint; | |
typedef __uint128_t ulint; | |
#define mod(x) x%1000000007 | |
long long int n,mm; | |
lint tot = 0; | |
lint bits[64]; |
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#include <bits/stdc++.h> | |
using namespace std; | |
#define MOD (int)(1e9) | |
//#define __ <<" "<< | |
typedef long long int lint; | |
class Point | |
{ | |
public: | |
double x, y; | |
void print() |
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#include <bits/stdc++.h> | |
#define pb push_back | |
#define fi first | |
#define sc second | |
#define inf 1000000000000000LL | |
#define MP make_pair | |
#define min3(a,b,c) min(a,min(b,c)) | |
#define max3(a,b,c) max(a,max(b,c)) | |
#define dbg(x) cerr<<#x<<":"<<x<<endl | |
#define N 50005 |
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#include <bits/stdc++.h> | |
#define pb push_back | |
#define fi first | |
#define sc second | |
#define inf 1000000000000000LL | |
#define MP make_pair | |
#define min3(a,b,c) min(a,min(b,c)) | |
#define max3(a,b,c) max(a,max(b,c)) | |
#define dbg(x) cerr<<#x<<":"<<x<<endl | |
#define N 100005 |