robinkrens

# Example on how to use hid to write STC chip series: STC8H8K64U，STC32G12K128，STC32F12K54
# Opens USB HID device and programs flash. No error check. Use at own risk 
# Only tested on STC32F12K54

import hid
import time
import struct
from intelhex import IntelHex
from tqdm import tqdm

robinkrens

# by mr_woggle - 2024 (c)
# free for all :D
import os

POLY = 0x8005
START_VAL = 0xFFFF

IN_FILE = "test.bin"
OUT_FILE = "test_encrypted.bin"

robinkrens

static void read_force(void)
{

    int count;
    
    /* Offset and gain need to be calculated for each load cell */
    int offset = 1234; /* calibration offset */
    float gain = 1.818e-5; /* gain: convert output data to grams */
    
    while(1) {

robinkrens

/* Make pdf by running `dot -Tpng file.dot -o out.png`
 * or check online at one of the many tools like webgraphviz.com */

digraph G {
	A [label="Initializing"]
	B [label="Communicating"]
	C [label="Monitoring\n (ULP mode)"]
	D [label="Sleeping\n (Shelf mode)"]

  D -> A [label="Tilt trigger"]

robinkrens

void main(void)
{
        switch(wakeup_cause()) {
                
                case SHELF_MODE_WAKEUP:
                        init_peripherals(); /* enable all needed power domains */
                        set_tilt_trigger_intr(); /* (re)set tilt trigger again, kills ulp power domain */
                        ulp_load_program(&program); /* load program that periodically checks sensors  */
                        ulp_set_wakeup_period(x);
                        ulp_run();