void c42364a_circular_animation_start(uint8_t csr_dir,
uint8_t size, uint8_t data)
{
struct lcdca_circular_shift_config cs_cfg;
cs_cfg.lcd_csr_timer = CONF_C42364A_CIRCULAR_ANIMATION_TIMER;
cs_cfg.lcd_csr_dir = csr_dir;
cs_cfg.size = size;
cs_cfg.data = data;
lcdca_circular_shift_set_config(&cs_cfg);
lcdca_circular_shift_enable();
}
/**
* \brief Test LCDCA autonomous feature.
*
* \param test Current test case.
*/
static void run_lcdca_autonomous_test(const struct test_case *test)
{
#define LCDCA_AUTONOMOUS_CHECK_MASK (LCDCA_SR_CSRS)
uint32_t status;
struct lcdca_circular_shift_config cs_cfg;
/* Autonomous segment animation of 7-pixels area of the LCD */
cs_cfg.lcd_csr_timer = LCDCA_TIMER_FC2;
cs_cfg.lcd_csr_dir = LCDCA_CSR_RIGHT;
cs_cfg.size = 7; /* Total 7-pixels */
cs_cfg.data = 0x03; /* Display 2 pixel at one time */
lcdca_circular_shift_set_config(&cs_cfg);
lcdca_circular_shift_enable();
delay_ms(500);
/* Check status */
status = lcdca_get_status();
test_assert_true(test,
(status & LCDCA_AUTONOMOUS_CHECK_MASK) == LCDCA_AUTONOMOUS_CHECK_MASK,
"LCDCA autonomous test failed.");
lcdca_circular_shift_disable();
}
/**
* \brief Application entry point for LCDCA example.
*
* \return Unused (ANSI-C compatibility).
*/
int main(void)
{
/* LCDCA configuration */
struct lcdca_config lcdca_cfg;
/* Automated display configuration */
struct lcdca_automated_char_config automated_char_cfg;
/* String for sequential display */
uint8_t const sequential_str[] = \
"Sequen tial string display,Press PB0 to Cont. ";
/* String for scrolling display */
uint8_t const scrolling_str[] = \
"Scrolling string display, Press PB0 to cont. ";
/* String for lowpower display */
#define MAX_NUM_LOWPOWER_STR 4
uint8_t const lowpower_str[MAX_NUM_LOWPOWER_STR][7] = {
"In ",
"Power ",
"Save ",
"Mode ",
};
uint32_t str_id = 0;
struct lcdca_blink_config blink_cfg;
struct lcdca_circular_shift_config cs_cfg;
/* Initialize the SAM system */
sysclk_init();
board_init();
sleepmgr_init();
/* Initialize the console uart */
configure_console();
/* Output example information */
printf("-- LCDCA Controller Example --\r\n");
printf("-- %s\n\r", BOARD_NAME);
printf("-- Compiled: %s %s --\n\r", __DATE__, __TIME__);
/*
* LCDCA Controller initialization
* - Clock,
* - Connect to C42364A glass LCD component,
* - Timing: 64 Hz frame rate & low power waveform, FC0, FC1, FC2
* - Interrupt: off
*/
lcdca_clk_init();
lcdca_cfg.port_mask = PORT_MASK;
lcdca_cfg.x_bias = false;
lcdca_cfg.lp_wave = true;
lcdca_cfg.duty_type = LCD_DUTY;
lcdca_cfg.lcd_pres = false;
lcdca_cfg.lcd_clkdiv = 3;
lcdca_cfg.fc0 = 16;
lcdca_cfg.fc1 = 2;
lcdca_cfg.fc2 = 6;
lcdca_cfg.contrast = LCD_CONTRAST_LEVEL;
lcdca_set_config(&lcdca_cfg);
lcdca_enable();
lcdca_enable_timer(LCDCA_TIMER_FC0);
lcdca_enable_timer(LCDCA_TIMER_FC1);
lcdca_enable_timer(LCDCA_TIMER_FC2);
/* Turn on LCD back light */
ioport_set_pin_level(LCD_BL_GPIO, IOPORT_PIN_LEVEL_HIGH);
/* Display some texts and icon on segment LCD */
lcdca_set_pixel(ICON_ARM);
c42364a_write_num_packet((const uint8_t *)"0123");
c42364a_write_alpha_packet((const uint8_t *)"Welcome");
/* Blink "error" icon */
blink_cfg.lcd_blink_timer = LCDCA_TIMER_FC1;
blink_cfg.lcd_blink_mode = LCDCA_BLINK_SELECTED;
lcdca_blink_set_config(&blink_cfg);
lcdca_set_pixel(ICON_ERROR);
lcdca_set_blink_pixel(ICON_ERROR);
lcdca_blink_enable();
/* Autonomous segment animation of 7-pixels area of the LCD */
cs_cfg.lcd_csr_timer = LCDCA_TIMER_FC1;
cs_cfg.lcd_csr_dir = LCDCA_CSR_RIGHT;
cs_cfg.size = 7; /* Total 7-pixels */
cs_cfg.data = 0x03; /* Display 2 pixel at one time */
lcdca_circular_shift_set_config(&cs_cfg);
lcdca_circular_shift_enable();
/* Automated sequential character string display */
automated_char_cfg.automated_mode = LCDCA_AUTOMATED_MODE_SEQUENTIAL;
automated_char_cfg.automated_timer = LCDCA_TIMER_FC2;
automated_char_cfg.lcd_tdg = LCDCA_TDG_14SEG4COM;
automated_char_cfg.stseg = FIRST_14SEG_4C;
automated_char_cfg.dign = WIDTH_14SEG_4C;
automated_char_cfg.steps = 0;
automated_char_cfg.dir_reverse = LCDCA_AUTOMATED_DIR_REVERSE;
lcdca_automated_char_set_config(&automated_char_cfg);
lcdca_automated_char_start(sequential_str, strlen((char const *)sequential_str));
printf("Press PB0 to stop automated sequential mode and continue.\n\r");
wait_for_switches();
lcdca_automated_char_stop();
/* Automated scrolling of character string display */
automated_char_cfg.automated_mode = LCDCA_AUTOMATED_MODE_SCROLLING;
automated_char_cfg.automated_timer = LCDCA_TIMER_FC2;
automated_char_cfg.lcd_tdg = LCDCA_TDG_14SEG4COM;
automated_char_cfg.stseg = FIRST_14SEG_4C;
automated_char_cfg.dign = WIDTH_14SEG_4C;
/* STEPS = string length - DIGN + 1 */
automated_char_cfg.steps = sizeof(scrolling_str) - WIDTH_14SEG_4C + 1;
automated_char_cfg.dir_reverse = LCDCA_AUTOMATED_DIR_REVERSE;
lcdca_automated_char_set_config(&automated_char_cfg);
lcdca_automated_char_start(scrolling_str, strlen((char const *)scrolling_str));
printf("Press PB0 to stop automated scrolling mode and continue.\n\r");
wait_for_switches();
lcdca_automated_char_stop();
/* Set callback for LCDCA interrupt */
lcdca_set_callback(lcdca_callback, LCDCA_IRQn, 1);
/* Enable LCDCA wakeup */
lcdca_enable_wakeup();
printf("Enter power save mode.\n\r");
printf("It'll display power save string sequence and"
"blink wireless icon when every wake up.\n\r");
while (1) {
/* Display lowpower string repeatly */
c42364a_write_alpha_packet(lowpower_str[str_id]);
str_id = (str_id + 1) % MAX_NUM_LOWPOWER_STR;
/* Toggle wireless icon */
lcdca_toggle_pixel(ICON_WLESS);
/* Enter in sleep mode */
sleepmgr_enter_sleep();
}
}
