CPAL Playground

/**
 * Copyright (C) 2015 RealTime-at-Work
 *
 * Print 'CPAL' on a LCD.
 * Architecture separate the LCD driver and the message producer.
 * Tested with a Raspberry Pi and https://www.sparkfun.com/products/11122
 * See video at https://www.designcps.com/wp-content/uploads/first-lcd-with-CPAL.mp4
 *
 * Author(s):
 * - Loïc Fejoz <loic.fejoz@realtimeatwork.com>
 *
 * @keywords bit banging; GPIO; Raspberry Pi; LCD
 *
 * You may use, copy, reproduce, and distribute this sample cource code for any non-commercial purpose.
 * Some purposes which can be non-commercial are teaching, academic research,
 * public demonstrations and personal experimentation. You may also distribute this Software
 * with books or other teaching materials, or publish the Software on websites,
 * that are intended to teaching for academic or other non-commercial purposes.
 *
 * In return, we simply require that you agree: 
 * 1. That you will not remove any copyright or other notices from the Software.
 * 2. THAT THE SOFTWARE COMES "AS IS", WITH NO WARRANTIES. THIS MEANS NO EXPRESS, 
 *    IMPLIED OR STATUTORY WARRANTY.
 *
 * @keywords syncIO; Raspberry Pi; bit banging; LCD
 */

const time64: tsu1 = 1ms;
const time64: tsu2 = 1ms;
const time64: th = 10ms;
const time64: tw = 1ms;

const uint32: digit0 = 0x30;
const uint32: digit1 = 0x31;
const uint32: digit2 = 0x32;
const uint32: digit3 = 0x33;
const uint32: digit4 = 0x34;
const uint32: digit5 = 0x35;
const uint32: digit6 = 0x36;
const uint32: digit7 = 0x37;
const uint32: digit8 = 0x38;
const uint32: digit9 = 0x39;

const uint32: A = 0x41;
const uint32: B = 0x42;
const uint32: C = 0x43;
const uint32: D = 0x44;
const uint32: E = 0x45;
const uint32: F = 0x46;
const uint32: G = 0x47;
const uint32: H = 0x48;
const uint32: I = 0x49;
const uint32: J = 0x4a;
const uint32: K = 0x4b;
const uint32: L = 0x4c;
const uint32: M = 0x4d;
const uint32: N = 0x4e;
const uint32: O = 0x4f;
const uint32: P = 0x50;
const uint32: Q = 0x51;
const uint32: R = 0x52;
const uint32: S = 0x53;
const uint32: T = 0x54;
const uint32: U = 0x55;
const uint32: V = 0x56;
const uint32: W = 0x57;
const uint32: X = 0x58;
const uint32: Y = 0x59;

processdef Main(out channel<uint32>: stdout)
{
  static var queue<uint32>: msg[4] = {C, P, A, L};
  state Say_CPAL {
    stdout.push(msg.pop());
  }
  on (msg.is_empty()) to Finished;
  state Finished {
    exit(0);
  }
}

processdef LCD_Driver(
  in channel<uint32>: characters_to_display,
  out bool: db0,
  out bool: db1,
  out bool: db2,
  out bool: db3,
  out bool: db4,
  out bool: db5,
  out bool: db6,
  out bool: db7,
  out bool: rs,
  out bool: rw,
  out bool: e
)
{
  
  var time64: enable_pulse_width_timer;
  static var time64: last_activation_time = 0ns;
  
  common {
    if (last_activation_time != 0ns) {
      /* Checking minimum enable cycle time (except between initialisation and first activation)*/
      var time64: current_time = time64.time();
      assert(current_time - last_activation_time > 500ns);
      last_activation_time = current_time;
    }
  }
  
  state Checking_Configuration {
    var time64: th1 = th;
    var time64: th2 = th;
    assert(tsu1 > 40ns);
    assert(tsu2 > 80ns);
    assert(th1 > 10ns);
    assert(th2 > 10ns);
  }
  on (true) to Clearing_Display;
  state Clearing_Display {
    rs = false;
    rw = false;
    IO.sync();
    sleep(tsu1);
    e = true;
    enable_pulse_width_timer = time64.time();
    IO.sync();
    db0 = true;
    db1 = false;
    db2 = false;
    db3 = false;
    IO.sync();
    sleep(tw);
    assert(time64.time() - enable_pulse_width_timer > 230ns);
    e = false;
    IO.sync();
    sleep(th);
  }
  on (true) to On;
  state On {
    rs = false;
    rw = false;
    IO.sync();
    sleep(tsu1);
    e = true;
    enable_pulse_width_timer = time64.time();
    IO.sync();
    db0 = true; /* Cursor Blinking */
    db1 = true; /* Cursor On */
    db2 = true; /* Display On */
    db3 = true;
    IO.sync();
    sleep(tw);
    assert(time64.time() - enable_pulse_width_timer > 230ns);
    e = false;
    IO.sync();
    sleep(th);
  }
  on (true) to Main;
  
  state Main {
  }
  on (characters_to_display.not_empty()) {
    var uint32: chr = characters_to_display.pop();
    rs = true;
    rw = false;
    IO.sync();
    sleep(tsu1);
    e = true;
    enable_pulse_width_timer = time64.time();
    IO.sync();
    db7 = bool.as(0x80 & chr);
    db6 = bool.as(0x40 & chr);
    db5 = bool.as(0x20 & chr);
    db4 = bool.as(0x10 & chr);
    db3 = bool.as(0x08 & chr);
    db2 = bool.as(0x04 & chr);
    db1 = bool.as(0x02 & chr);
    db0 = bool.as(0x01 & chr);
    IO.sync();
    sleep(tw);
    assert(time64.time() - enable_pulse_width_timer > 230ns);
    e = false;
    IO.sync();
    sleep(th);    
  } to Main;
}

/* DB0~DB7 */
var bool: pin0_out = false;
var bool: pin1_out = false;
var bool: pin2_out = false;
var bool: pin3_out = false;
var bool: pin4_out = false;
var bool: pin5_out = false;
var bool: pin6_out = false;
var bool: pin7_out = false;

/* Register Signal RS */
var bool: pin23_out = false;
/* read/write select signal R/W */
var bool: pin24_out = false;
/* Operation (data read/write) enable signal E */
var bool: pin25_out = false;

var queue<uint32>: characters[16];

process LCD_Driver: lcd_driver[50ms](
  characters,
  pin0_out, pin1_out, pin2_out, pin3_out,
  pin4_out, pin5_out, pin6_out, pin7_out,
  pin23_out, pin24_out, pin25_out);
process Main: msg_producer1[1s](characters);

/*cpal:graphviz io-shape=point*/

for ms or try the desktop editor with advanced diagram views

Simulation
Tasks diagram


Quiet mode disabled
[0.000000000000:ASSIGN] Assign cpal_system new value: Scheduling_Policy.FIFO
[0.000000000000:advanced-lcd-message:STARTING_TASK] 'lcd_driver'
[0.000000000000:STATE] process "LCD_Driver", instance "lcd_driver", state "Checking_Configuration"
[0.000000000000:advanced-lcd-message:TASK_FINISHED] 'lcd_driver'
[0.000000000000:advanced-lcd-message:STARTING_TASK] 'msg_producer1'
[0.000000000000:STATE] process "Main", instance "msg_producer1", state "Say_CPAL"
[0.000000000000:ASSIGN][0.000000000000] Pushed characters new value: 67
[0.000000000000:advanced-lcd-message:TASK_FINISHED] 'msg_producer1'
[0.050000000000:advanced-lcd-message:STARTING_TASK] 'lcd_driver'
[0.050000000000:STATE] process "LCD_Driver", instance "lcd_driver", state "Clearing_Display"
[0.050000000000:ASSIGN] Assign pin23_out new value: false
[0.050000000000:ASSIGN] Assign pin24_out new value: false
[0.051000000000:ASSIGN] Assign pin25_out new value: true
[0.051000000000:ASSIGN] Assign pin0_out new value: true
[0.051000000000:ASSIGN] Assign pin1_out new value: false
[0.051000000000:ASSIGN] Assign pin2_out new value: false
[0.051000000000:ASSIGN] Assign pin3_out new value: false
[0.052000000000:ASSIGN] Assign pin25_out new value: false
[0.062000000000:advanced-lcd-message:TASK_FINISHED] 'lcd_driver'
[0.100000000000:advanced-lcd-message:STARTING_TASK] 'lcd_driver'
[0.100000000000:STATE] process "LCD_Driver", instance "lcd_driver", state "On"
[0.100000000000:ASSIGN] Assign pin23_out new value: false
[0.100000000000:ASSIGN] Assign pin24_out new value: false
[0.101000000000:ASSIGN] Assign pin25_out new value: true
[0.101000000000:ASSIGN] Assign pin0_out new value: true
[0.101000000000:ASSIGN] Assign pin1_out new value: true
[0.101000000000:ASSIGN] Assign pin2_out new value: true
[0.101000000000:ASSIGN] Assign pin3_out new value: true
[0.102000000000:ASSIGN] Assign pin25_out new value: false
[0.112000000000:advanced-lcd-message:TASK_FINISHED] 'lcd_driver'
[0.150000000000:advanced-lcd-message:STARTING_TASK] 'lcd_driver'
[0.150000000000:STATE] process "LCD_Driver", instance "lcd_driver", state "Main"
[0.150000000000:advanced-lcd-message:TASK_FINISHED] 'lcd_driver'
[0.200000000000:advanced-lcd-message:STARTING_TASK] 'lcd_driver'
[0.200000000000:ASSIGN] Assign pin23_out new value: true
[0.200000000000:ASSIGN] Assign pin24_out new value: false
[0.201000000000:ASSIGN] Assign pin25_out new value: true
[0.201000000000:ASSIGN] Assign pin7_out new value: false
[0.201000000000:ASSIGN] Assign pin6_out new value: true
[0.201000000000:ASSIGN] Assign pin5_out new value: false
[0.201000000000:ASSIGN] Assign pin4_out new value: false
[0.201000000000:ASSIGN] Assign pin3_out new value: false
[0.201000000000:ASSIGN] Assign pin2_out new value: false
[0.201000000000:ASSIGN] Assign pin1_out new value: true
[0.201000000000:ASSIGN] Assign pin0_out new value: true
[0.202000000000:ASSIGN] Assign pin25_out new value: false
[0.212000000000:STATE] process "LCD_Driver", instance "lcd_driver", state "Main"
[0.212000000000:advanced-lcd-message:TASK_FINISHED] 'lcd_driver'
[0.250000000000:advanced-lcd-message:STARTING_TASK] 'lcd_driver'
[0.250000000000:advanced-lcd-message:TASK_FINISHED] 'lcd_driver'
[0.300000000000:advanced-lcd-message:STARTING_TASK] 'lcd_driver'
[0.300000000000:advanced-lcd-message:TASK_FINISHED] 'lcd_driver'
[0.350000000000:advanced-lcd-message:STARTING_TASK] 'lcd_driver'
[0.350000000000:advanced-lcd-message:TASK_FINISHED] 'lcd_driver'
[0.400000000000:advanced-lcd-message:STARTING_TASK] 'lcd_driver'
[0.400000000000:advanced-lcd-message:TASK_FINISHED] 'lcd_driver'
[0.450000000000:advanced-lcd-message:STARTING_TASK] 'lcd_driver'
[0.450000000000:advanced-lcd-message:TASK_FINISHED] 'lcd_driver'
[0.500000000000:advanced-lcd-message:STARTING_TASK] 'lcd_driver'
[0.500000000000:advanced-lcd-message:TASK_FINISHED] 'lcd_driver'
[0.550000000000:advanced-lcd-message:STARTING_TASK] 'lcd_driver'
[0.550000000000:advanced-lcd-message:TASK_FINISHED] 'lcd_driver'
[0.600000000000:advanced-lcd-message:STARTING_TASK] 'lcd_driver'
[0.600000000000:advanced-lcd-message:TASK_FINISHED] 'lcd_driver'
[0.650000000000:advanced-lcd-message:STARTING_TASK] 'lcd_driver'
[0.650000000000:advanced-lcd-message:TASK_FINISHED] 'lcd_driver'
[0.700000000000:advanced-lcd-message:STARTING_TASK] 'lcd_driver'
[0.700000000000:advanced-lcd-message:TASK_FINISHED] 'lcd_driver'
[0.750000000000:advanced-lcd-message:STARTING_TASK] 'lcd_driver'
[0.750000000000:advanced-lcd-message:TASK_FINISHED] 'lcd_driver'
[0.800000000000:advanced-lcd-message:STARTING_TASK] 'lcd_driver'
[0.800000000000:advanced-lcd-message:TASK_FINISHED] 'lcd_driver'
[0.850000000000:advanced-lcd-message:STARTING_TASK] 'lcd_driver'
[0.850000000000:advanced-lcd-message:TASK_FINISHED] 'lcd_driver'
[0.900000000000:advanced-lcd-message:STARTING_TASK] 'lcd_driver'
[0.900000000000:advanced-lcd-message:TASK_FINISHED] 'lcd_driver'
[0.950000000000:advanced-lcd-message:STARTING_TASK] 'lcd_driver'
[0.950000000000:advanced-lcd-message:TASK_FINISHED] 'lcd_driver'
[1.000000000000:advanced-lcd-message:STARTING_TASK] 'lcd_driver'
[1.000000000000:advanced-lcd-message:TASK_FINISHED] 'lcd_driver'
[1.000000000000:advanced-lcd-message:STARTING_TASK] 'msg_producer1'
[1.000000000000:ASSIGN][1.000000000000] Pushed characters new value: 80
[1.000000000000:advanced-lcd-message:TASK_FINISHED] 'msg_producer1'
[1.050000000000:advanced-lcd-message:STARTING_TASK] 'lcd_driver'
[1.050000000000:ASSIGN] Assign pin23_out new value: true
[1.050000000000:ASSIGN] Assign pin24_out new value: false
[1.051000000000:ASSIGN] Assign pin25_out new value: true
[1.051000000000:ASSIGN] Assign pin7_out new value: false
[1.051000000000:ASSIGN] Assign pin6_out new value: true
[1.051000000000:ASSIGN] Assign pin5_out new value: false
[1.051000000000:ASSIGN] Assign pin4_out new value: true
[1.051000000000:ASSIGN] Assign pin3_out new value: false
[1.051000000000:ASSIGN] Assign pin2_out new value: false
[1.051000000000:ASSIGN] Assign pin1_out new value: false
[1.051000000000:ASSIGN] Assign pin0_out new value: false
[1.052000000000:ASSIGN] Assign pin25_out new value: false
[1.062000000000:STATE] process "LCD_Driver", instance "lcd_driver", state "Main"
[1.062000000000:advanced-lcd-message:TASK_FINISHED] 'lcd_driver'
[1.100000000000:advanced-lcd-message:STARTING_TASK] 'lcd_driver'
[1.100000000000:advanced-lcd-message:TASK_FINISHED] 'lcd_driver'
[1.150000000000:advanced-lcd-message:STARTING_TASK] 'lcd_driver'
[1.150000000000:advanced-lcd-message:TASK_FINISHED] 'lcd_driver'
[1.200000000000:advanced-lcd-message:STARTING_TASK] 'lcd_driver'
[1.200000000000:advanced-lcd-message:TASK_FINISHED] 'lcd_driver'
[1.250000000000:advanced-lcd-message:STARTING_TASK] 'lcd_driver'
[1.250000000000:advanced-lcd-message:TASK_FINISHED] 'lcd_driver'
[1.300000000000:advanced-lcd-message:STARTING_TASK] 'lcd_driver'
[1.300000000000:advanced-lcd-message:TASK_FINISHED] 'lcd_driver'
[1.350000000000:advanced-lcd-message:STARTING_TASK] 'lcd_driver'
[1.350000000000:advanced-lcd-message:TASK_FINISHED] 'lcd_driver'
[1.400000000000:advanced-lcd-message:STARTING_TASK] 'lcd_driver'
[1.400000000000:advanced-lcd-message:TASK_FINISHED] 'lcd_driver'
[1.450000000000:advanced-lcd-message:STARTING_TASK] 'lcd_driver'
[1.450000000000:advanced-lcd-message:TASK_FINISHED] 'lcd_driver'
[1.500000000000:advanced-lcd-message:STARTING_TASK] 'lcd_driver'
[1.500000000000:advanced-lcd-message:TASK_FINISHED] 'lcd_driver'
[1.550000000000:advanced-lcd-message:STARTING_TASK] 'lcd_driver'
[1.550000000000:advanced-lcd-message:TASK_FINISHED] 'lcd_driver'
[1.600000000000:advanced-lcd-message:STARTING_TASK] 'lcd_driver'
[1.600000000000:advanced-lcd-message:TASK_FINISHED] 'lcd_driver'
[1.650000000000:advanced-lcd-message:STARTING_TASK] 'lcd_driver'
[1.650000000000:advanced-lcd-message:TASK_FINISHED] 'lcd_driver'
[1.700000000000:advanced-lcd-message:STARTING_TASK] 'lcd_driver'
[1.700000000000:advanced-lcd-message:TASK_FINISHED] 'lcd_driver'
[1.750000000000:advanced-lcd-message:STARTING_TASK] 'lcd_driver'
[1.750000000000:advanced-lcd-message:TASK_FINISHED] 'lcd_driver'
[1.800000000000:advanced-lcd-message:STARTING_TASK] 'lcd_driver'
[1.800000000000:advanced-lcd-message:TASK_FINISHED] 'lcd_driver'
[1.850000000000:advanced-lcd-message:STARTING_TASK] 'lcd_driver'
[1.850000000000:advanced-lcd-message:TASK_FINISHED] 'lcd_driver'
[1.900000000000:advanced-lcd-message:STARTING_TASK] 'lcd_driver'
[1.900000000000:advanced-lcd-message:TASK_FINISHED] 'lcd_driver'
[1.950000000000:advanced-lcd-message:STARTING_TASK] 'lcd_driver'
[1.950000000000:advanced-lcd-message:TASK_FINISHED] 'lcd_driver'
[2.000000000000:advanced-lcd-message:STARTING_TASK] 'lcd_driver'
[2.000000000000:advanced-lcd-message:TASK_FINISHED] 'lcd_driver'
[2.000000000000:advanced-lcd-message:STARTING_TASK] 'msg_producer1'
[2.000000000000:ASSIGN][2.000000000000] Pushed characters new value: 65
[2.000000000000:advanced-lcd-message:TASK_FINISHED] 'msg_producer1'
[2.050000000000:advanced-lcd-message:STARTING_TASK] 'lcd_driver'
[2.050000000000:ASSIGN] Assign pin23_out new value: true
[2.050000000000:ASSIGN] Assign pin24_out new value: false
[2.051000000000:ASSIGN] Assign pin25_out new value: true
[2.051000000000:ASSIGN] Assign pin7_out new value: false
[2.051000000000:ASSIGN] Assign pin6_out new value: true
[2.051000000000:ASSIGN] Assign pin5_out new value: false
[2.051000000000:ASSIGN] Assign pin4_out new value: false
[2.051000000000:ASSIGN] Assign pin3_out new value: false
[2.051000000000:ASSIGN] Assign pin2_out new value: false
[2.051000000000:ASSIGN] Assign pin1_out new value: false
[2.051000000000:ASSIGN] Assign pin0_out new value: true
[2.052000000000:ASSIGN] Assign pin25_out new value: false
[2.062000000000:STATE] process "LCD_Driver", instance "lcd_driver", state "Main"
[2.062000000000:advanced-lcd-message:TASK_FINISHED] 'lcd_driver'
[2.100000000000:advanced-lcd-message:STARTING_TASK] 'lcd_driver'
[2.100000000000:advanced-lcd-message:TASK_FINISHED] 'lcd_driver'
[2.150000000000:advanced-lcd-message:STARTING_TASK] 'lcd_driver'
[2.150000000000:advanced-lcd-message:TASK_FINISHED] 'lcd_driver'
[2.200000000000:advanced-lcd-message:STARTING_TASK] 'lcd_driver'
[2.200000000000:advanced-lcd-message:TASK_FINISHED] 'lcd_driver'
[2.250000000000:advanced-lcd-message:STARTING_TASK] 'lcd_driver'
[2.250000000000:advanced-lcd-message:TASK_FINISHED] 'lcd_driver'
[2.300000000000:advanced-lcd-message:STARTING_TASK] 'lcd_driver'
[2.300000000000:advanced-lcd-message:TASK_FINISHED] 'lcd_driver'
[2.350000000000:advanced-lcd-message:STARTING_TASK] 'lcd_driver'
[2.350000000000:advanced-lcd-message:TASK_FINISHED] 'lcd_driver'
[2.400000000000:advanced-lcd-message:STARTING_TASK] 'lcd_driver'
[2.400000000000:advanced-lcd-message:TASK_FINISHED] 'lcd_driver'
[2.450000000000:advanced-lcd-message:STARTING_TASK] 'lcd_driver'
[2.450000000000:advanced-lcd-message:TASK_FINISHED] 'lcd_driver'
[2.500000000000:advanced-lcd-message:STARTING_TASK] 'lcd_driver'
[2.500000000000:advanced-lcd-message:TASK_FINISHED] 'lcd_driver'
[2.550000000000:advanced-lcd-message:STARTING_TASK] 'lcd_driver'
[2.550000000000:advanced-lcd-message:TASK_FINISHED] 'lcd_driver'
[2.600000000000:advanced-lcd-message:STARTING_TASK] 'lcd_driver'
[2.600000000000:advanced-lcd-message:TASK_FINISHED] 'lcd_driver'
[2.650000000000:advanced-lcd-message:STARTING_TASK] 'lcd_driver'
[2.650000000000:advanced-lcd-message:TASK_FINISHED] 'lcd_driver'
[2.700000000000:advanced-lcd-message:STARTING_TASK] 'lcd_driver'
[2.700000000000:advanced-lcd-message:TASK_FINISHED] 'lcd_driver'
[2.750000000000:advanced-lcd-message:STARTING_TASK] 'lcd_driver'
[2.750000000000:advanced-lcd-message:TASK_FINISHED] 'lcd_driver'
[2.800000000000:advanced-lcd-message:STARTING_TASK] 'lcd_driver'
[2.800000000000:advanced-lcd-message:TASK_FINISHED] 'lcd_driver'
[2.850000000000:advanced-lcd-message:STARTING_TASK] 'lcd_driver'
[2.850000000000:advanced-lcd-message:TASK_FINISHED] 'lcd_driver'
[2.900000000000:advanced-lcd-message:STARTING_TASK] 'lcd_driver'
[2.900000000000:advanced-lcd-message:TASK_FINISHED] 'lcd_driver'
[2.950000000000:advanced-lcd-message:STARTING_TASK] 'lcd_driver'
[2.950000000000:advanced-lcd-message:TASK_FINISHED] 'lcd_driver'
[3.000000000000:advanced-lcd-message:STARTING_TASK] 'lcd_driver'
[3.000000000000:advanced-lcd-message:TASK_FINISHED] 'lcd_driver'
[3.000000000000:advanced-lcd-message:STARTING_TASK] 'msg_producer1'
[3.000000000000:ASSIGN][3.000000000000] Pushed characters new value: 76
[3.000000000000:advanced-lcd-message:TASK_FINISHED] 'msg_producer1'
EXIT (SUCCESS) AT 3s (3000000000000)

PID	start	end	name	state
0	0	0	lcd_driver	Checking_Configuration
1	0	0	msg_producer1	Say_CPAL
0	50000000000	62000000000	lcd_driver	Clearing_Display
0	100000000000	112000000000	lcd_driver	On
0	150000000000	150000000000	lcd_driver	Main
0	200000000000	212000000000	lcd_driver	Main
0	250000000000	250000000000	lcd_driver	Main
0	300000000000	300000000000	lcd_driver	Main
0	350000000000	350000000000	lcd_driver	Main
0	400000000000	400000000000	lcd_driver	Main
0	450000000000	450000000000	lcd_driver	Main
0	500000000000	500000000000	lcd_driver	Main
0	550000000000	550000000000	lcd_driver	Main
0	600000000000	600000000000	lcd_driver	Main
0	650000000000	650000000000	lcd_driver	Main
0	700000000000	700000000000	lcd_driver	Main
0	750000000000	750000000000	lcd_driver	Main
0	800000000000	800000000000	lcd_driver	Main
0	850000000000	850000000000	lcd_driver	Main
0	900000000000	900000000000	lcd_driver	Main
0	950000000000	950000000000	lcd_driver	Main
0	1000000000000	1000000000000	lcd_driver	Main
1	1000000000000	1000000000000	msg_producer1	Say_CPAL
0	1050000000000	1062000000000	lcd_driver	Main
0	1100000000000	1100000000000	lcd_driver	Main
0	1150000000000	1150000000000	lcd_driver	Main
0	1200000000000	1200000000000	lcd_driver	Main
0	1250000000000	1250000000000	lcd_driver	Main
0	1300000000000	1300000000000	lcd_driver	Main
0	1350000000000	1350000000000	lcd_driver	Main
0	1400000000000	1400000000000	lcd_driver	Main
0	1450000000000	1450000000000	lcd_driver	Main
0	1500000000000	1500000000000	lcd_driver	Main
0	1550000000000	1550000000000	lcd_driver	Main
0	1600000000000	1600000000000	lcd_driver	Main
0	1650000000000	1650000000000	lcd_driver	Main
0	1700000000000	1700000000000	lcd_driver	Main
0	1750000000000	1750000000000	lcd_driver	Main
0	1800000000000	1800000000000	lcd_driver	Main
0	1850000000000	1850000000000	lcd_driver	Main
0	1900000000000	1900000000000	lcd_driver	Main
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