per.h

嵌入式键盘

//G=11.059MHz
#define uchar unsigned char
#define ADD   0x01
#define T0_L  0x66//1ms
#define T0_H  0xfc
#define T1_H  0xB1////20MS
#define T1_L  0xE0
#define RECEIVE_TIME  2
#define LAST_OUT_TIME 4
#define BUFFNUM       14
#define KEYKEEPTIME   25
#define K_D_T         300
sbit  Clk_SP2  =  P1^6;
sbit  Dat_SP2  =  P1^7;
sbit  LED1     =  P3^3;
sbit  LED2     =  P3^4;
sbit  LED3     =  P3^5;
sbit  LED4     =  P0^7;
#define   _0_PS2   0x45
#define   _1_PS2   0x16
#define   _2_PS2   0x1e
#define   _3_PS2   0x26
#define   _4_PS2   0x25
#define   _5_PS2   0x2e
#define   _6_PS2   0x36
#define   _7_PS2   0x3d
#define   _8_PS2   0x3e
#define   _9_PS2   0x46

#define   _a_PS2   0x1c
#define   _b_PS2   0x32
#define   _c_PS2   0x21
#define   _d_PS2   0x23
#define   _e_PS2   0x24
#define   _f_PS2   0x2b
#define   _g_PS2   0x34
#define   _h_PS2   0x33
#define   _i_PS2   0x43
#define   _l_PS2   0x4b
#define   _m_PS2   0x3a
#define   _n_PS2   0x31
#define   _o_PS2   0x44
#define   _p_PS2   0x4d
#define   _s_PS2   0x1b
#define   _y_PS2   0x35

#define   _f1_PS2   0x05
#define   _f2_PS2   0x06
#define   _f3_PS2   0x04
#define   _f4_PS2   0x0c
#define   _f5_PS2   0x03
#define   _f6_PS2   0x0b
#define   _f7_PS2   0x83
#define   _f8_PS2   0x0a
#define   _rec_PS2   0x22
#define   _f9_PS2   0x01
#define   _had_PS2   0x1a
#define   _dt_PS2    0x49
#define   _cr_PS2    0x5a
#define   _dian_PS2  0x49
#define   _w_PS2     0x1d
#define   _spc_PS2   0x29
#define   _bsp_PS2    0x66
#define   _jia_PS2   0x79
#define   _jian_PS2  0x7b

#define   _tab_PS2    0x0d
#define   _ab_PS2     0x3a
#define   _esc_PS2   0x76
#define   _up_PS2     0x75
#define   _down_PS2   0x72
#define   _fap_PS2    0x2d
#define   _hand_PS2   0x1a
void DelayTime(uchar T);
void WDT(void);
void Project_Int(void);
void SendBit(bit b);
uchar SendByte(uchar dat);
uchar SendCode(uchar *px);
void SendMakeCode(uchar num,uchar *p);
void SendbreakCode(uchar num,uchar *p);