int main(void) {
sei(); // enable interrupts
leds_init();
pwm_init();
bot_init();
i2c_init();
if (display_init()!=0) {
leds_set_displaylight(50);
if (display_type==2) {
gfx_init();
}
}
gfx_fill(0x00);
gfx_move(15, 0);
gfx_set_proportional(1);
gfx_print_text("nibo");
gfx_set_proportional(0);
uint8_t pos=0;
uint8_t state=0;
gfx_term_print("Move 0\n");
nds3_move(0);
while (nds3_get_busy()) {
delay(1);
}
while (1) {
gfx_draw_mode(GFX_DM_JAM2);
check_voltage();
//gfx_term_print("Measure 90, 15\n");
delay(1);
nds3_measure(180, 1);
while (nds3_get_busy()) {
delay(1);
}
delay(1);
//gfx_term_print("Read -90, 15\n");
do_plot();
delay(1);
nds3_measure(0, 1);
while (nds3_get_busy()) {
delay(1);
}
delay(1);
//gfx_term_print("Read 90, 15\n");
nds3_read(0, 15);
do_plot();
}
}
void enter_sleep_mode(void) {
get_voltage();
xprintf("sleeping\r\n");
cli();
PORTD = 0x73; // Select all rows
PCMSK0 = 0xFF; // Enable all pin change interrupts
PCIFR = (1 << PCIF0);
PCICR = (1 << PCIE0);
set_sleep_mode(SLEEP_MODE_PWR_DOWN);
sei(); // Enable interrupts
sleep_mode();
check_voltage();
}
int do_otp(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
{
uint32_t ret, base_flags;
bool prompt_user, force_read;
uint32_t (*otp_func)(uint32_t page, uint32_t flags, uint64_t *page_content);
if (argc < 4) {
usage:
cmd_usage(cmdtp);
return 1;
}
prompt_user = false;
base_flags = 0;
if (!strcmp(argv[1], "read"))
otp_func = bfrom_OtpRead;
else if (!strcmp(argv[1], "dump")) {
otp_func = bfrom_OtpRead;
force_read = true;
} else if (!strcmp(argv[1], "write")) {
otp_func = bfrom_OtpWrite;
base_flags = OTP_CHECK_FOR_PREV_WRITE;
if (!strcmp(argv[2], "--force")) {
argv[2] = argv[1];
argv++;
--argc;
} else
prompt_user = false;
} else if (!strcmp(argv[1], "lock")) {
if (argc != 4)
goto usage;
otp_func = bfrom_OtpWrite;
base_flags = OTP_LOCK;
} else
goto usage;
uint64_t *addr = (uint64_t *)simple_strtoul(argv[2], NULL, 16);
uint32_t page = simple_strtoul(argv[3], NULL, 16);
uint32_t flags;
size_t i, count;
ulong half;
if (argc > 4)
count = simple_strtoul(argv[4], NULL, 16);
else
count = 2;
if (argc > 5) {
half = simple_strtoul(argv[5], NULL, 16);
if (half != 0 && half != 1) {
puts("Error: 'half' can only be '0' or '1'\n");
goto usage;
}
} else
half = 0;
/* "otp lock" has slightly different semantics */
if (base_flags & OTP_LOCK) {
count = page;
page = (uint32_t)addr;
addr = NULL;
}
/* do to the nature of OTP, make sure users are sure */
if (prompt_user) {
printf(
"Writing one time programmable memory\n"
"Make sure your operating voltages and temperature are within spec\n"
" source address: 0x%p\n"
" OTP destination: %s page 0x%03X - %s page 0x%03lX\n"
" number to write: %lu halfpages\n"
" type \"YES\" (no quotes) to confirm: ",
addr,
lowup(half), page,
lowup(half + count - 1), page + (half + count - 1) / 2,
half + count
);
i = 0;
while (1) {
if (tstc()) {
const char exp_ans[] = "YES\r";
char c;
putc(c = getc());
if (exp_ans[i++] != c) {
printf(" Aborting\n");
return 1;
} else if (!exp_ans[i]) {
puts("\n");
break;
}
}
}
}
printf("OTP memory %s: addr 0x%p page 0x%03X count %zu ... ",
argv[1], addr, page, count);
set_otp_timing(otp_func == bfrom_OtpWrite);
if (otp_func == bfrom_OtpWrite && check_voltage()) {
puts("ERROR: VDDINT voltage is out of spec for writing\n");
return -1;
}
/* Do the actual reading/writing stuff */
ret = 0;
for (i = half; i < count + half; ++i) {
flags = base_flags | (i % 2 ? OTP_UPPER_HALF : OTP_LOWER_HALF);
try_again:
ret = otp_func(page, flags, addr);
if (ret & OTP_MASTER_ERROR) {
if (force_read) {
if (flags & OTP_NO_ECC)
break;
else
flags |= OTP_NO_ECC;
puts("E");
goto try_again;
} else
break;
} else if (ret)
puts("W");
else
puts(".");
if (!(base_flags & OTP_LOCK)) {
++addr;
if (i % 2)
++page;
} else
++page;
}
if (ret & 0x1)
printf("\nERROR at page 0x%03X (%s-halfpage): 0x%03X: %s\n",
page, lowup(i), ret, otp_strerror(ret));
else
puts(" done\n");
/* Make sure we disable writing */
set_otp_timing(false);
bfrom_OtpCommand(OTP_CLOSE, 0);
return ret;
}
int main() {
uint8_t i, change;
uint8_t hand;
uint32_t timeout = 0;
uart_init();
xdev_out(uart_putchar);
// Determine which hand this is from PE2
// Left is hand 0, right is hand 1
PORTE = (1 << 2);
DDRE = 0;
hand = (PINE & 0x04) ? 0 : 1;
xprintf("\r\nHand %d\r\n", hand);
// Initialise NRF24
// Set the last byte of the address to the hand ID
rx_address[4] = hand;
nrf24_init();
nrf24_config(CHANNEL, sizeof msg);
nrf24_tx_address(tx_address);
nrf24_rx_address(rx_address);
matrix_init();
msg[0] = hand & 0x01;
msg[1] = 0;
msg[2] = 0;
// Set up LED and flash it briefly
DDRE |= 1<<6;
PORTE = 1<<6;
_delay_ms(500);
PORTE = 0;
get_voltage();
check_voltage();
// Scan the matrix and detect any changes.
// Modified rows are sent to the receiver.
while (1) {
timeout++;
matrix_scan();
for (i=0; i<ROWS; i++) {
change = matrix_prev[i] ^ matrix[i];
// If this row has changed, send the row number and its current state
if (change) {
if (DEBUG) xprintf("%d %08b -> %08b %ld\r\n", i, matrix_prev[i], matrix[i], timeout);
msg[1] = i;
msg[2] = matrix[i];
nrf24_send(msg);
while (nrf24_isSending());
timeout = 0;
}
matrix_prev[i] = matrix[i];
}
// Sleep if there has been no activity for a while
if (timeout > SLEEP_TIMEOUT) {
timeout = 0;
enter_sleep_mode();
}
}
}
int main(void) {
wdt_enable(WDTO_4S);
wdt_reset();
/* configure PPM output port */
PPM_DDR |= (1<<PPM_BIT);
PPM_PORT &= ~(1<<PPM_BIT);
/* configure LED output port */
LED_DDR |= (1<<LED_BIT);
LED_PORT |= (1<<LED_BIT);
/* configure VOL(tage) warning port */
VOL_DDR &= ~(1<<VOL_BIT);
VOL_PORT |= (1<<VOL_BIT); // enable pullup
#ifdef ENABLE_SERIAL
serial_init();
#endif
#ifdef ENABLE_TWI
twi_init();
#endif
#ifdef USE_NUNCHUK
nunchuk_init();
wdt_reset();
#endif
/* configure switches */
sw_init();
/* configure ADC */
adc_init();
#if defined(USE_TWI_ADC)
twi_adc_init();
wdt_reset();
#endif
#if defined(USE_MAG)
mag_init();
wdt_reset();
#endif
#if defined(USE_ACC)
acc_init();
#endif
#if defined(USE_LCD)
/* initialize LCD twice (due to timing issues?) */
lcd_init();
wdt_reset();
_delay_ms(100);
wdt_reset();
lcd_init();
wdt_reset();
lcd_splash();
#endif
/* configure watchfog timer to reset after 60ms */
wdt_enable(WDTO_60MS);
/* configure timer */
/* enable CTC waveform generation (TOP == OCR1A) */
TCCR1B |= (1<<WGM12);
/* set compare value for the stop pulse to 300µs */
OCR1B = STOP_US;
/* set pulse width to max for now */
OCR1A = ~0;
/* set Timer 1 to clk/8, giving us ticks of 1 µs */
TCCR1B |= (1<<CS11);
/* Timer 2 generates overflows at 1kHz */
#if defined(TCCR2) /* e.g. ATMega8 */
#define TIMER2_COMP_IRQ TIMER2_COMP_vect
TCCR2 = (1<<WGM21 | 1<<CS22);
OCR2 = 0x7D;
/* enable compare and overflow interrupts */
TIMSK = (1<<OCIE2 | 1<<OCIE1B | 1<<OCIE1A);
#elif defined(TCCR2A) /* e.g. ATMega{8,16,32}8 */
#define TIMER2_COMP_IRQ TIMER2_COMPA_vect
TCCR2A = (1<<WGM21);
TCCR2B = (1<<CS22);
OCR2A = 0x7D;
/* enable compare and overflow interrupts */
TIMSK1 = (1<<OCIE1B | 1<<OCIE1A);
TIMSK2 = (1<<OCIE2A);
#else
#error "Unable to determine timer 2 configuration registers"
#endif
/* initialize channel data */
start_ppm_frame();
set_ppm(1);
start_ppm_pulse();
/* enable interrupts */
sei();
serial_write_str("Welcome!\n");
while (1) {
/* reset watchdog */
wdt_reset();
/* keep sampling adc data */
adc_query();
/* query switches */
sw_query();
/* prepare Datenschlag data frames */
ds_prepare();
#ifdef USE_TWI_ADC
/* query TWI/I²C ADC */
twi_adc_query();
#endif
#if defined(USE_MAG)
#ifdef MAG_CENTER_CALIBRATION_TRIGGER_INPUT
if (get_input_scaled( (MAG_CENTER_CALIBRATION_TRIGGER_INPUT), 1, -1) == (MAG_CENTER_CALIBRATION_TRIGGER_VALUE)) {
mag_set_calibration(millis + 10000L);
}
#endif
if (mag_is_calibrating()) {
mag_calibrate(0);
} else {
mag_calibrate(1);
mag_query();
mag_dump();
}
#endif
#if defined(USE_ACC)
acc_query();
acc_dump();
#endif
#ifdef USE_NUNCHUK
nunchuk_query();
#endif
check_voltage();
/* switch LED */
if (!low_voltage || (millis/250 % 2)) {
LED_PORT |= (1<<LED_BIT);
} else {
LED_PORT &= ~(1<<LED_BIT);
}
#ifdef USE_LCD
static enum {
LCD_MODE_STATUS,
#ifdef LCD_MENU
LCD_MODE_MENU,
#endif
LCD_MODE_CNT
} lcd_mode;
uint8_t lcd_mode_changed = 0;
#ifdef LCD_MODE_SWITCH_INPUT
static int8_t old_sw_state = 0;
int8_t sw_state = get_input_scaled(LCD_MODE_SWITCH_INPUT, -1, 1);
if (old_sw_state != sw_state) {
lcd_mode += LCD_MODE_CNT;
lcd_mode += sw_state;
lcd_mode %= LCD_MODE_CNT;
old_sw_state = sw_state;
lcd_mode_changed = 1;
}
#endif
switch (lcd_mode) {
case LCD_MODE_STATUS:
lcd_status_update(lcd_mode_changed);
break;
#ifdef LCD_MENU
case LCD_MODE_MENU:
lcd_menu_update(lcd_mode_changed);
break;
#endif
default:
break;
}
#endif
}
return 0;
}
