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#include "Dcodes.h"
#include "Marlin.h"
#include "cmdqueue.h"
inline void serial_print_hex_nibble(uint8_t val)
{
MYSERIAL.write((val > 9)?(val - 10 + 'a'):(val + '0'));
}
void serial_print_hex_byte(uint8_t val)
{
serial_print_hex_nibble(val >> 4);
serial_print_hex_nibble(val & 15);
}
void serial_print_hex_word(uint16_t val)
{
serial_print_hex_byte(val >> 8);
serial_print_hex_byte(val & 255);
}
int parse_hex(char* hex, uint8_t* data, int count)
{
int parsed = 0;
while (*hex)
{
if (count && (parsed >= count)) break;
char c = *(hex++);
if (c == ' ') continue;
if (c == '\n') break;
uint8_t val = 0x00;
if ((c >= '0') && (c <= '9')) val |= ((c - '0') << 4);
else if ((c >= 'a') && (c <= 'f')) val |= ((c - 'a' + 10) << 4);
else return -parsed;
c = *(hex++);
if ((c >= '0') && (c <= '9')) val |= (c - '0');
else if ((c >= 'a') && (c <= 'f')) val |= (c - 'a' + 10);
else return -parsed;
data[parsed] = val;
parsed++;
}
return parsed;
}
void dcode_0()
{
if (*(strchr_pointer + 1) == 0) return;
MYSERIAL.println("D0 - Reset");
if (code_seen('B')) //bootloader
asm volatile("jmp 0x1e000");
else //reset
asm volatile("jmp 0x00000");
/*
cli(); //disable interrupts
wdt_reset(); //reset watchdog
WDTCSR = (1<<WDCE) | (1<<WDE); //enable watchdog
WDTCSR = (1<<WDE) | (1<<WDP0); //30ms prescaler
while(1); //wait for reset
*/
}
void dcode_1()
{
MYSERIAL.println("D1 - Clear EEPROM");
cli();
for (int i = 0; i < 4096; i++)
eeprom_write_byte((unsigned char*)i, (unsigned char)0);
sei();
}
void dcode_2()
{
MYSERIAL.println("D2 - Read/Write RAM");
uint16_t address = 0x0000; //default 0x0000
uint16_t count = 0x2000; //default 0x2000 (entire ram)
if (code_seen('A')) // Address (0x0000-0x1fff)
address = (strchr_pointer[1] == 'x')?strtol(strchr_pointer + 2, 0, 16):(int)code_value();
if (code_seen('C')) // Count (0x0001-0x2000)
count = (int)code_value();
address &= 0x1fff;
if (count > 0x2000) count = 0x2000;
if ((address + count) > 0x2000) count = 0x2000 - address;
if (code_seen('X')) // Data
{
uint8_t data[16];
count = parse_hex(strchr_pointer + 1, data, 16);
if (count > 0)
{
for (int i = 0; i < count; i++)
*((uint8_t*)(address + i)) = data[i];
MYSERIAL.print(count, DEC);
MYSERIAL.println(" bytes written to RAM at addres ");
serial_print_hex_word(address);
MYSERIAL.write('\n');
}
else
count = 0;
}
while (count)
{
serial_print_hex_word(address);
MYSERIAL.write(' ');
uint8_t countperline = 16;
while (count && countperline)
{
uint8_t data = *((uint8_t*)address++);
MYSERIAL.write(' ');
serial_print_hex_byte(data);
countperline--;
count--;
}
MYSERIAL.write('\n');
}
}
void dcode_3()
{
MYSERIAL.println("D3 - Read/Write EEPROM");
uint16_t address = 0x0000; //default 0x0000
uint16_t count = 0x2000; //default 0x2000 (entire eeprom)
if (code_seen('A')) // Address (0x0000-0x1fff)
address = (strchr_pointer[1] == 'x')?strtol(strchr_pointer + 2, 0, 16):(int)code_value();
if (code_seen('C')) // Count (0x0001-0x2000)
count = (int)code_value();
address &= 0x1fff;
if (count > 0x2000) count = 0x2000;
if ((address + count) > 0x2000) count = 0x2000 - address;
if (code_seen('X')) // Data
{
uint8_t data[16];
count = parse_hex(strchr_pointer + 1, data, 16);
if (count > 0)
{
for (int i = 0; i < count; i++)
eeprom_write_byte((uint8_t*)(address + i), data[i]);
MYSERIAL.print(count, DEC);
MYSERIAL.println(" bytes written to EEPROM at addres ");
serial_print_hex_word(address);
MYSERIAL.write('\n');
}
else
count = 0;
}
while (count)
{
serial_print_hex_word(address);
MYSERIAL.write(' ');
uint8_t countperline = 16;
while (count && countperline)
{
uint8_t data = eeprom_read_byte((uint8_t*)address++);
MYSERIAL.write(' ');
serial_print_hex_byte(data);
countperline--;
count--;
}
MYSERIAL.write('\n');
}
}
void dcode_4()
{
MYSERIAL.println("D4 - Read/Write PIN");
if (code_seen('P')) // Pin (0-255)
{
int pin = (int)code_value();
if ((pin >= 0) && (pin <= 255))
{
if (code_seen('F')) // Function in/out (0/1)
{
int fnc = (int)code_value();
if (fnc == 0) pinMode(pin, INPUT);
else if (fnc == 1) pinMode(pin, OUTPUT);
}
if (code_seen('V')) // Value (0/1)
{
int val = (int)code_value();
if (val == 0) digitalWrite(pin, LOW);
else if (val == 1) digitalWrite(pin, HIGH);
}
else
{
int val = (digitalRead(pin) != LOW)?1:0;
MYSERIAL.print("PIN");
MYSERIAL.print(pin);
MYSERIAL.print("=");
MYSERIAL.println(val);
}
}
}
}
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