LCD1602判忙函数原理(单片机)bit LCD_Check_Busy(void) { DataPort= 0xFF; RS_CLR; //命令RW_SET; //读EN_CLR; //使能赋0_nop_(); EN_SET;//使能赋1return (bit)(DataPort & 0x80);//}在DataPort写1111 1111,读到的是啥?原理是什么?
当然是一位，BUSY=(bit)(LCD_DATA&0x80);当LCD_DATA&0x80不为0时BUSY=1，否则BUSY=0
#ifndef LCD_8_bit_H_ #define LCD_8_bit_H_ #define RS P3_0 #define RW P3_1 #define E P3_2 #define D P1 #define busy P1_7 void ready() { do { RW=1; busy=1; RS=0; E=1; E=0; } while (busy); } void tulis_instruksi(char a) { ready(); D=a; RW=0; RS=0; ...
No Fools Here, We're Too Busy April 1, 2010 Star Wars Figure of the Day Updated Figure of the Day has updated once again! The daily feature on figures you might have but might not-- either way, here's what you've been missing! Spanning from the original Power of the Force series...
BYTE chip = GLCD_CS1;// Stores which chip to use on the LCDif(x >63)// Check for first or second display area{ x -=64; chip = GLCD_CS2; } output_low(GLCD_DI);// Set for instructionbit_clear(x,7);// Clear the MSB. Part of an instruction codebit_set(x,6);// Set bit...
ST62T42B/E42B 8-BIT OTP/EPROM MCU WITH LCD DRIVER, EEPROM AND A/D CONVERTER ■ 3.0 to 6.0V Supply Operating Range ■ 8 MHz Maximum Clock Frequency ■ -40 to +85°C Operating Temperature Range ■ Run, Wait and Stop Modes )■ 5 Interrupt Vectors t(s■ Look-up Table capability in ...
Features • High Performance, Low Power AVR® 8-Bit Microcontroller • Advanced RISC Architecture – 135 Powerful Instructions – Most Single Clock Cycle Execution – 32 x 8 General Purpose Working Registers – Fully Static Operation – Up to 16 MIPS Throughput at 16 MHz – On-Chip 2-...
the timing control to drive a Static or Multiplexed LCD panel and meets low power design requirements including driving the LCD display in sleep mode as well as software contrast control for boosting or dimming. The PIC24 “GA3”, “GC” and “GB4” families feature integrated segmented...
集成ADC提供高分辨率,并且可以提供良好的线路频率和噪声抑制。集成架构提供了一种新颖且直接的方法,可将低带宽模拟信号转换为数字表示形式。这些类型的转换器通常包括用于LCD或LED显示器的内置驱动器,并且在许多便携式仪器应用中都可以找到,包括数字面板表和数字万用表。
– NAND flash memory with ECC hardware to check up to 8 Kbytes of data – Ferroelectric RAM (FRAM, FeRAM) • 8-,16- bit data bus width • Independent chip select control for each memory bank • Independent configuration for each memory bank • Write FIFO LCD parallel interface The...