?? stc11fxx.h
字號(hào):
//--------------------------------------------------------------------------------
//新一代 1T 8051系列 單片機(jī)內(nèi)核特殊功能寄存器 C51 Core SFRs
// 7 6 5 4 3 2 1 0 Reset Value
sfr ACC = 0xE0; //Accumulator 0000,0000
sfr B = 0xF0; //B Register 0000,0000
sfr PSW = 0xD0; //Program Status Word CY AC F0 RS1 RS0 OV F1 P 0000,0000
//-----------------------------------
sbit CY = PSW^7;
sbit AC = PSW^6;
sbit F0 = PSW^5;
sbit RS1 = PSW^4;
sbit RS0 = PSW^3;
sbit OV = PSW^2;
sbit P = PSW^0;
//-----------------------------------
sfr SP = 0x81; //Stack Pointer 0000,0111
sfr DPL = 0x82; //Data Pointer Low Byte 0000,0000
sfr DPH = 0x83; //Data Pointer High Byte 0000,0000
//--------------------------------------------------------------------------------
//新一代 1T 8051系列 單片機(jī)系統(tǒng)管理特殊功能寄存器
// 7 6 5 4 3 2 1 0 Reset Value
sfr PCON = 0x87; //Power Control SMOD SMOD0 LVDF POF GF1 GF0 PD IDL 0001,0000
// 7 6 5 4 3 2 1 0 Reset Value
sfr AUXR = 0x8E; //Auxiliary Register T0x12 T1x12 UART_M0x6 BRTR S2SMOD BRTx12 EXTRAM S1BRS 0000,0000
//-----------------------------------
sfr AUXR1 = 0xA2; //Auxiliary Register 1 - PCA_P4 SPI_P4 S2_P4 GF2 ADRJ - DPS 0000,0000
/*
PCA_P4:
0, 缺省PCA 在P1 口
1，PCA/PWM 從P1 口切換到P4 口: ECI 從P1.2 切換到P4.1 口，
PCA0/PWM0 從P1.3 切換到P4.2 口
PCA1/PWM1 從P1.4 切換到P4.3 口
SPI_P4:
0, 缺省SPI 在P1 口
1，SPI 從P1 口切換到P4 口: SPICLK 從P1.7 切換到P4.3 口
MISO 從P1.6 切換到P4.2 口
MOSI 從P1.5 切換到P4.1 口
SS 從P1.4 切換到P4.0 口
S2_P4:
0, 缺省UART2 在P1 口
1，UART2 從P1 口切換到P4 口: TxD2 從P1.3 切換到P4.3 口
RxD2 從P1.2 切換到P4.2 口
GF2: 通用標(biāo)志位
ADRJ:
0, 10 位A/D 轉(zhuǎn)換結(jié)果的高8 位放在ADC_RES 寄存器, 低2 位放在ADC_RESL 寄存器
1，10 位A/D 轉(zhuǎn)換結(jié)果的最高2 位放在ADC_RES 寄存器的低2 位, 低8 位放在ADC_RESL 寄存器
DPS: 0, 使用缺省數(shù)據(jù)指針DPTR0
1，使用另一個(gè)數(shù)據(jù)指針DPTR1
*/
//-----------------------------------
sfr WAKE_CLKO = 0x8F; //附加的 SFR WAK1_CLKO
/*
7 6 5 4 3 2 1 0 Reset Value
PCAWAKEUP RXD_PIN_IE T1_PIN_IE T0_PIN_IE LVD_WAKE _ T1CLKO T0CLKO 0000,0000B
b7 - PCAWAKEUP : PCA 中斷可喚醒 powerdown。
b6 - RXD_PIN_IE : 當(dāng) P3.0(RXD) 下降沿置位 RI 時(shí)可喚醒 powerdown(必須打開(kāi)相應(yīng)中斷)。
b5 - T1_PIN_IE : 當(dāng) T1 腳下降沿置位 T1 中斷標(biāo)志時(shí)可喚醒 powerdown(必須打開(kāi)相應(yīng)中斷)。
b4 - T0_PIN_IE : 當(dāng) T0 腳下降沿置位 T0 中斷標(biāo)志時(shí)可喚醒 powerdown(必須打開(kāi)相應(yīng)中斷)。
b3 - LVD_WAKE : 當(dāng) CMPIN 腳低電平置位 LVD 中斷標(biāo)志時(shí)可喚醒 powerdown(必須打開(kāi)相應(yīng)中斷)。
b2 -
b1 - T1CLKO : 允許 T1CKO(P3.5) 腳輸出 T1 溢出脈沖，F(xiàn)ck1 = 1/2 T1 溢出率
b0 - T0CLKO : 允許 T0CKO(P3.4) 腳輸出 T0 溢出脈沖，F(xiàn)ck0 = 1/2 T1 溢出率
*/
//-----------------------------------
sfr CLK_DIV = 0x97; //Clock Divder - - - - - CLKS2 CLKS1 CLKS0 xxxx,x000
//-----------------------------------
sfr BUS_SPEED = 0xA1; //Stretch register - - ALES1 ALES0 - RWS2 RWS1 RWS0 xx10,x011
/*
ALES1 and ALES0:
00 : The P0 address setup time and hold time to ALE negative edge is one clock cycle
01 : The P0 address setup time and hold time to ALE negative edge is two clock cycles.
10 : The P0 address setup time and hold time to ALE negative edge is three clock cycles. (default)
11 : The P0 address setup time and hold time to ALE negative edge is four clock cycles.
RWS2,RWS1,RWS0:
000 : The MOVX read/write pulse is 1 clock cycle.
001 : The MOVX read/write pulse is 2 clock cycles.
010 : The MOVX read/write pulse is 3 clock cycles.
011 : The MOVX read/write pulse is 4 clock cycles. (default)
100 : The MOVX read/write pulse is 5 clock cycles.
101 : The MOVX read/write pulse is 6 clock cycles.
110 : The MOVX read/write pulse is 7 clock cycles.
111 : The MOVX read/write pulse is 8 clock cycles.
*/
//--------------------------------------------------------------------------------
//新一代 1T 8051系列 單片機(jī)中斷特殊功能寄存器
//有的中斷控制、中斷標(biāo)志位散布在其它特殊功能寄存器中，這些位在位地址中定義
//其中有的位無(wú)位尋址能力，請(qǐng)參閱 新一代 1T 8051系列 單片機(jī)中文指南
// 7 6 5 4 3 2 1 0 Reset Value
sfr IE = 0xA8; //中斷控制寄存器 EA ELVD EADC ES ET1 EX1 ET0 EX0 0x00,0000
//-----------------------
sbit EA = IE^7;
sbit ELVD = IE^6; //低壓監(jiān)測(cè)中斷允許位
sbit EADC = IE^5; //ADC 中斷允許位
sbit ES = IE^4;
sbit ET1 = IE^3;
sbit EX1 = IE^2;
sbit ET0 = IE^1;
sbit EX0 = IE^0;
//-----------------------
sfr IE2 = 0xAF; //Auxiliary Interrupt - - - - - - ESPI ES2 0000,0000B
//-----------------------
// 7 6 5 4 3 2 1 0 Reset Value
sfr IP = 0xB8; //中斷優(yōu)先級(jí)低位 PPCA PLVD PADC PS PT1 PX1 PT0 PX0 0000,0000
//--------
sbit PPCA = IP^7; //PCA 模塊中斷優(yōu)先級(jí)
sbit PLVD = IP^6; //低壓監(jiān)測(cè)中斷優(yōu)先級(jí)
sbit PADC = IP^5; //ADC 中斷優(yōu)先級(jí)
sbit PS = IP^4;
sbit PT1 = IP^3;
sbit PX1 = IP^2;
sbit PT0 = IP^1;
sbit PX0 = IP^0;
//-----------------------
// 7 6 5 4 3 2 1 0 Reset Value
sfr IPH = 0xB7; //中斷優(yōu)先級(jí)高位 PPCAH PLVDH PADCH PSH PT1H PX1H PT0H PX0H 0000,0000
sfr IP2 = 0xB5; // - - - - - - PSPI PS2 xxxx,xx00
sfr IPH2 = 0xB6; // - - - - - - PSPIH PS2H xxxx,xx00
//-----------------------
//新一代 1T 8051系列 單片機(jī)I/O 口特殊功能寄存器
// 7 6 5 4 3 2 1 0 Reset Value
sfr P0 = 0x80; //8 bitPort0 P0.7 P0.6 P0.5 P0.4 P0.3 P0.2 P0.1 P0.0 1111,1111
sfr P0M0 = 0x94; // 0000,0000
sfr P0M1 = 0x93; // 0000,0000
sfr P1 = 0x90; //8 bitPort1 P1.7 P1.6 P1.5 P1.4 P1.3 P1.2 P1.1 P1.0 1111,1111
sfr P1M0 = 0x92; // 0000,0000
sfr P1M1 = 0x91; // 0000,0000
sfr P1ASF = 0x9D; //P1 analog special function
sfr P2 = 0xA0; //8 bitPort2 P2.7 P2.6 P2.5 P2.4 P2.3 P2.2 P2.1 P2.0 1111,1111
sfr P2M0 = 0x96; // 0000,0000
sfr P2M1 = 0x95; // 0000,0000
sfr P3 = 0xB0; //8 bitPort3 P3.7 P3.6 P3.5 P3.4 P3.3 P3.2 P3.1 P3.0 1111,1111
sfr P3M0 = 0xB2; // 0000,0000
sfr P3M1 = 0xB1; // 0000,0000
sfr P4 = 0xC0; //8 bitPort4 P4.7 P4.6 P4.5 P4.4 P4.3 P4.2 P4.1 P4.0 1111,1111
sfr P4M0 = 0xB4; // 0000,0000
sfr P4M1 = 0xB3; // 0000,0000
// 7 6 5 4 3 2 1 0 Reset Value
sfr P4SW = 0xBB; //Port-4 switch - LVD_P4.6 ALE_P4.5 NA_P4.4 - - - - x000,xxxx
sfr P5 = 0xC8; //8 bitPort5 - - - - P5.3 P5.2 P5.1 P5.0 xxxx,1111
sfr P5M0 = 0xCA; // 0000,0000
sfr P5M1 = 0xC9; // 0000,0000
//--------------------------------------------------------------------------------
?? 快捷鍵說(shuō)明
復(fù)制代碼
Ctrl + C
搜索代碼
Ctrl + F
全屏模式
F11
切換主題
Ctrl + Shift + D
顯示快捷鍵
?
增大字號(hào)
Ctrl + =
減小字號(hào)
Ctrl + -