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本帖最后由 191925882 于 2016-12-19 01:14 编辑
一.团队名称 学校:汕头大学 队员:2人
二.项目流程
背景:由于师弟的有个毕业设计题目为:大棚温湿度保持系统。故把主控芯片选为NXP,由于把温湿度传感器给师弟了(并且我现在不在学校),现在手里只有显示温度和气压的压力传感器和LPC824lite故现在我用气压传感器和LPC824lite先把项目做完,先提交。题目改为:基于NXP的大棚温湿度和压力保持系统。
至于FBM320的datasheet,大家就去看我上一篇帖子。
把气压计读出来再写程序,然后根据气压大小和温度高低来判断是启用扇风还是加热操作。直接上FBM320由原始值最后转换为气压的算法了,(完整代码在底下)输入温度和气压原始值:
- if(((Formula_Select & 0xF0) == 0x10) || ((Formula_Select & 0x0F) == 0x01))
- {
- C0 = R[0] >> 4;
- C1 = ((R[1] & 0xFF00) >> 5) | (R[2] & 7);
- C2 = ((R[1] & 0xFF) << 1) | (R[4] & 1);
- C3 = R[2] >> 3;
- C4 = ((uint32_t)R[3] << 2) | (R[0] & 3);
- C5 = R[4] >> 1;
- C6 = R[5] >> 3;
- C7 = ((uint32_t)R[6] << 3) | (R[5] & 7);
- C8 = R[7] >> 3;
- C9 = R[8] >> 2;
- C10 = ((R[9] & 0xFF00) >> 6) | (R[8] & 3);
- C11 = R[9] & 0xFF;
- C12 = ((R[0] & 0x0C) << 1) | (R[7] & 7);
- }
- else
- {
- C0 = R[0] >> 4;
- C1 = ((R[1] & 0xFF00) >> 5) | (R[2] & 7);
- C2 = ((R[1] & 0xFF) << 1) | (R[4] & 1);
- C3 = R[2] >> 3;
- C4 = ((uint32_t)R[3] << 1) | (R[5] & 1);
- C5 = R[4] >> 1;
- C6 = R[5] >> 3;
- C7 = ((uint32_t)R[6] << 2) | ((R[0] >> 2) & 3);
- C8 = R[7] >> 3;
- C9 = R[8] >> 2;
- C10 = ((R[9] & 0xFF00) >> 6) | (R[8] & 3);
- C11 = R[9] & 0xFF;
- C12 = ((R[5] & 6) << 2) | (R[7] & 7);
- }
- C0_I = C0;
- C1_I = C1;
- C2_I = C2;
- C3_I = C3;
- C4_I = C4;
- C5_I = C5;
- C6_I = C6;
- C7_I = C7;
- C8_I = C8;
- C9_I = C9;
- C10_I = C10;
- C11_I = C11;
- C12_I = C12;
- }
- void Calculate(int32_t UP, int32_t UT) //Calculate Real Pressure & Temperautre
- {
- int8_t C12=0;
- int16_t C0=0, C2=0, C3=0, C6=0, C8=0, C9=0, C10=0, C11=0;
- int32_t C1=0, C4=0, C5=0, C7=0;
- int32_t RP=0, RT=0;
- int32_t DT, DT2, X01, X02, X03, X11, X12, X13, X21, X22, X23, X24, X25, X26, X31, X32, CF, PP1, PP2, PP3, PP4;
- C0 = C0_I;
- C1 = C1_I;
- C2 = C2_I;
- C3 = C3_I;
- C4 = C4_I;
- C5 = C5_I;
- C6 = C6_I;
- C7 = C7_I;
- C8 = C8_I;
- C9 = C9_I;
- C10 = C10_I;
- C11 = C11_I;
- C12 = C12_I;
- if(((Formula_Select & 0xF0) == 0x10) || ((Formula_Select & 0x0F) == 0x01)) //For FBM320-02
- {
- DT = ((UT - 8388608) >> 4) + (C0 << 4);
- X01 = (C1 + 4459) * DT >> 1;
- X02 = ((((C2 - 256) * DT) >> 14) * DT) >> 4;
- X03 = (((((C3 * DT) >> 18) * DT) >> 18) * DT);
- RT = ((2500 << 15) - X01 - X02 - X03) >> 15;
-
- DT2 = (X01 + X02 + X03) >> 12;
-
- X11 = ((C5 - 4443) * DT2);
- X12 = (((C6 * DT2) >> 16) * DT2) >> 2;
- X13 = ((X11 + X12) >> 10) + ((C4 + 120586) << 4);
-
- X21 = ((C8 + 7180) * DT2) >> 10;
- X22 = (((C9 * DT2) >> 17) * DT2) >> 12;
- if(X22 >= X21)
- X23 = X22 - X21;
- else
- X23 = X21 - X22;
- X24 = (X23 >> 11) * (C7 + 166426);
- X25 = ((X23 & 0x7FF) * (C7 + 166426)) >> 11;
- if((X22 - X21) < 0)
- X26 = ((0 - X24 - X25) >> 11) + C7 + 166426;
- else
- X26 = ((X24 + X25) >> 11) + C7 + 166426;
-
- PP1 = ((UP - 8388608) - X13) >> 3;
- PP2 = (X26 >> 11) * PP1;
- PP3 = ((X26 & 0x7FF) * PP1) >> 11;
- PP4 = (PP2 + PP3) >> 10;
-
- CF = (2097152 + C12 * DT2) >> 3;
- X31 = (((CF * C10) >> 17) * PP4) >> 2;
- X32 = (((((CF * C11) >> 15) * PP4) >> 18) * PP4);
- RP = ((X31 + X32) >> 15) + PP4 + 99880;
- }
- else
- {
- DT = ((UT - 8388608) >> 4) + (C0 << 4);
- X01 = (C1 + 4418) * DT >> 1;
- X02 = ((((C2 - 256) * DT) >> 14) * DT) >> 4;
- X03 = (((((C3 * DT) >> 18) * DT) >> 18) * DT);
- RT = ((2500 << 15) - X01 - X02 - X03) >> 15;
-
- DT2 = (X01 + X02 + X03) >>12;
-
- X11 = (C5 * DT2);
- X12 = (((C6 * DT2) >> 16) * DT2) >> 2;
- X13 = ((X11 + X12) >> 10) + ((C4 + 211288) << 4);
-
- X21 = ((C8 + 7209) * DT2) >> 10;
- X22 = (((C9 * DT2) >> 17) * DT2) >> 12;
- if(X22 >= X21)
- X23 = X22 - X21;
- else
- X23 = X21 - X22;
- X24 = (X23 >> 11) * (C7 + 285594);
- X25 = ((X23 & 0x7FF) * (C7 + 285594)) >> 11;
- if((X22 - X21) < 0)
- X26 = ((0 - X24 - X25) >> 11) + C7 + 285594;
- else
- X26 = ((X24 + X25) >> 11) + C7 + 285594;
- PP1 = ((UP - 8388608) - X13) >> 3;
- PP2 = (X26 >> 11) * PP1;
- PP3 = ((X26 & 0x7FF) * PP1) >> 11;
- PP4 = (PP2 + PP3) >> 10;
-
- CF = (2097152 + C12 * DT2) >> 3;
- X31 = (((CF * C10) >> 17) * PP4) >> 2;
- X32 = (((((CF * C11) >> 15) * PP4) >> 18) * PP4);
- RP = ((X31 + X32) >> 15) + PP4 + 99880;
- }
- RP_I = RP;
- RT_I = RT;
- }
复制代码
然后就是上图了,测得的室内气压和温度,分别为
气压为:100972
温度为:26.31
附一:
下面把IIC程序发出来:
- #include "IIC.h"
- //Ç°ÃæµÄIICºê¶¨Òå
- #define SDA_High Chip_GPIO_PinSetState(LPC_GPIO_PORT, 0, 12, true)
- #define SDA_Low Chip_GPIO_PinSetState(LPC_GPIO_PORT, 0, 12, false)
- #define SCL_High Chip_GPIO_PinSetState(LPC_GPIO_PORT, 0, 13, true)
- #define SCL_Low Chip_GPIO_PinSetState(LPC_GPIO_PORT, 0, 13, false)
- #define SDA_OUT Chip_GPIO_PinSetDIR(LPC_GPIO_PORT, 0, 12, 1)
- #define SDA_IN Chip_GPIO_PinSetDIR(LPC_GPIO_PORT, 0, 12, 0)
- #define SDA_State Chip_GPIO_PinGetState(LPC_GPIO_PORT, 0, 12)
- //¶¨ÒåÆ÷¼þµØÖ·
- #define I2C_MMA8451_ADR 0X1C
- #define I2C_MPU3050_ADR 0x68
- //¶¨ÒåһЩÒý½Å
- void IIC_init(void)
- {
- /*SDA*/
- Chip_GPIO_PinSetDIR(LPC_GPIO_PORT, 0, 12, 1);//set PIO12 output
- SDA_High; //set PIO12 high logic
- /*SCL*/
- Chip_GPIO_PinSetDIR(LPC_GPIO_PORT, 0, 13, 1);//set PIO13 output
- SCL_High; //set PIO13 high logic
- Board_UARTPutSTR("IIC initialize is OK!\r\n");
- // MMA8451_Init();
- // Board_UARTPutSTR("MMA8451 initialize is OK!\r\n");
- // MPU3050_Init();
-
- Board_UARTPutSTR("IIC initialize is OK!\r\n");
- }
- /*Delay for 15 usÑÓʱ*/
- void IIC_Delay(void)
- {
- uint8_t t=15;
- while( t-- );
- }
- /*The start signal of IIC BUS*/
- void IIC_Start(void)
- {
- SDA_OUT;
-
- IIC_Delay();
- /*SDA=1*/SDA_High;
- /*SCL=1*/SCL_High;
- IIC_Delay();
- /*SDA=0*/SDA_Low;
- IIC_Delay();
- /*SCL=0*/SCL_Low;
- IIC_Delay();
- }
- /*The stop signal of IIC BUS*/
- void IIC_Stop(void)
- {
- SDA_Low;
- SCL_Low;
- IIC_Delay();
- SCL_High;
- IIC_Delay();
- SDA_High;
- IIC_Delay();
- SCL_Low;
- }
- /*The respons signal of IIC BUS*/
- void IIC_Ack(void)
- {
- SCL_Low;
- IIC_Delay();
- SDA_Low;
- IIC_Delay();
- SCL_High;
- IIC_Delay();
- SCL_Low;
- IIC_Delay();
- }
- /*The norespons signal of IIC BUS*/
- void IIC_NoAck(void)
- {
-
- SCL_Low;
- IIC_Delay();
- SDA_High;
- IIC_Delay();
- SCL_High;
- IIC_Delay();
- SCL_Low;
- IIC_Delay();
- }
- /*Send One Byte by IIC BUS*/
- void IIC_SendByte(uint8_t data)
- {
-
- uint8_t i=8;
- while(i--)
- {
- SCL_Low;
- if(data&0x80)
- SDA_High;
- else
- SDA_Low;
- data<<=1;
- IIC_Delay();
- SCL_High;
- IIC_Delay();
- }
- SCL_Low;
- IIC_Delay();
- SDA_High;
- IIC_Delay();
-
- SCL_High;
- IIC_Delay();
-
- SCL_Low;
- }
- /*Read One Byte by IIC BUS*/
- uint8_t I2C_ReceiveByte(void)
- {
- uint8_t i=8;
- uint8_t ReceiveByte=0;
- SDA_High;
- SDA_IN;
- while(i--)
- {
- ReceiveByte<<=1;
- SCL_Low;
- IIC_Delay();
- SCL_High;
- IIC_Delay();
-
- if(SDA_State)
- {
- ReceiveByte|=0x01;
- }
- }
- SDA_OUT;
- SCL_Low;
- return ReceiveByte;
- }
- /*
- * I2C_WriteReg
- * дI2CÉ豸¼Ä´æÆ÷
- */
- void I2C_Write(uint8_t dev_addr,uint8_t reg_addr , uint8_t data)
- {
- IIC_Start();
- IIC_SendByte(dev_addr<<1);
- IIC_SendByte(reg_addr );
- IIC_SendByte(data);
- IIC_Stop();
- }
- //¶ÁÒ»¸öbufµÄÊý¾Ý
- uint8_t I2C_Read(uint8_t dev_addr,uint8_t reg_addr)
- {
- uint8_t data;
- IIC_Start();
- IIC_SendByte( dev_addr<<1);
- IIC_SendByte( reg_addr );
- IIC_Start();
- IIC_SendByte((dev_addr<<1)+1);
- data= I2C_ReceiveByte();
- IIC_NoAck();
- IIC_Stop();
- return data;
- }
- uint8_t I2C_Read_Buf(uint8_t sla_address, uint8_t sub_address,uint8_t *buf,uint8_t len)
- { int i = 0;
- uint8_t data;
- IIC_Start();
- IIC_SendByte( sla_address<<1);
- IIC_SendByte( sub_address );
- IIC_Start();
- IIC_SendByte((sla_address<<1)+1);
-
-
- for(i=0;i<len-1;i++)
- {
- buf[i] = I2C_ReceiveByte();
- IIC_Ack();
- }
- buf[i] = I2C_ReceiveByte();
-
- IIC_NoAck();
- IIC_Stop();
- return 1;
- }
- //¸ßλºÍµØλºÏ²¢
- int16_t I2C_ReadWord(uint8_t dev_addr,uint8_t reg_addr)
- {
- char h,l;
- IIC_Start();
- IIC_SendByte( dev_addr<<1);
- IIC_SendByte( reg_addr);
- IIC_Start();
- IIC_SendByte((dev_addr<<1)+1);
- h= I2C_ReceiveByte();
- IIC_Ack();
- l= I2C_ReceiveByte();
- IIC_NoAck();
- IIC_Stop();
- return (h<<8)+l;
- }
- void DelayMs(uint16_t ms)
- {
- uint16_t i=0;
- while(ms--)
- {
- i=5000;
- while(i--) ;
- }
- }
复制代码
附二
下面是头文件iic.h
- #ifndef __IIC_H_
- #define __IIC_H_
- #include "chip.h"
- #include "board.h"
- void IIC_init(void);
- void IIC_Delay(void);
- void IIC_Start(void);
- void IIC_Stop(void);
- void IIC_Ack(void);
- void IIC_NoAck(void);
- void IIC_SendByte(uint8_t data);
- uint8_t I2C_ReceiveByte(void);
- void I2C_WriteReg(uint8_t dev_addr,uint8_t reg_addr , uint8_t data);
- uint8_t IIC_ReadByte(uint8_t dev_addr,uint8_t reg_addr);
- int16_t I2C_ReadWord(uint8_t dev_addr,uint8_t reg_addr);
- uint8_t I2C_Read(uint8_t dev_addr,uint8_t reg_addr);
- void I2C_Write(uint8_t dev_addr,uint8_t reg_addr , uint8_t data);
- uint8_t IIC_Read_Buf(uint8_t sla_address, uint8_t sub_address,uint8_t *buf,uint8_t len);
- void I2C_ReadGryo(uint8_t dev_addr,uint8_t reg_addr,int16_t *x,int16_t *y);
- void DelayMs(uint16_t ms);
- #endif
复制代码
附三:
- #include <stdint.h>
- #include <math.h>
- #include <string.h>
- #include "FBM320.h"
- #include "IIC.h"
- int32_t UP_S=0, UT_S=0, RP_S=0, RT_S=0, OffP_S=0;
- int32_t UP_I=0, UT_I=0, RP_I=0, RT_I=0, OffP_I=0;
- float H_S=0, H_I=0;
- float Rpress;
- uint16_t C0_S, C1_S, C2_S, C3_S, C6_S, C8_S, C9_S, C10_S, C11_S, C12_S;
- uint32_t C4_S, C5_S, C7_S;
- uint16_t C0_I, C1_I, C2_I, C3_I, C6_I, C8_I, C9_I, C10_I, C11_I, C12_I;
- uint32_t C4_I, C5_I, C7_I;
- uint8_t Formula_Select=0;
- #define P_CONVERSION_TIME_MS 20
- #define T_CONVERSION_TIME_MS 5
- static uint32_t lastConv=0;
- static uint8_t readState=0;
- static uint8_t conversion_Time = T_CONVERSION_TIME_MS;
- // Read 2 bytes from the fbm320
- // First byte will be from 'address'
- // Second byte will be from 'address'+1
- int fbm320ReadInt(unsigned char address)
- {
- uint8_t data[2];
- // I2C_Read_Buf(fbm320_address,address,data,2);
- // return (int)(data[0] << 8 | data[1]);
-
- data[0]=I2C_Read(fbm320_address,address);
- return data[0];
-
- }
- // Read 1 bytes from the fbm320
- int fbm320ReadInt1(unsigned char address)
- {
- uint8_t data[1];
- I2C_Read_Buf(fbm320_address,address,data,1);
- return (int)data[0];
- }
- // Read 3 bytes from the fbm320
- long int fbm320ReadInt3(unsigned char address)
- {
- uint8_t data[3];
- data[0]=I2C_Read(fbm320_address,0xf6);
- data[1]=I2C_Read(fbm320_address,0xf7);
- data[2]=I2C_Read(fbm320_address,0xf8);
- // I2C_Read_Buf(fbm320_address,address,data,3);
- return (long int)(data[0] << 16 | data[1] << 8 | data[2]);
- }
- void FBM320Initial(void) //Initial FBM320 SPI or I2C Bus Protocol
- {
- if(I2C_Read(fbm320_address,0x6B) == 0x42)
- {
- // if((I2C_Read(fbm320_address,0xf4) & 0x40) == 0x40)
- Formula_Select |= 0x01;
- Coefficient();
- I2C_Write(fbm320_address,0xF4, 0x2E);
- DelayMs(100);
- UT_I = fbm320ReadInt3(0xf6);
- I2C_Write(fbm320_address,0xF4, 0xF4);
- DelayMs(1000);
- UP_I = fbm320ReadInt3(0xf6);
- Calculate( UP_I, UT_I);
- }
-
- I2C_Write(fbm320_address,0xF4, 0x2E);
- conversion_Time = T_CONVERSION_TIME_MS;
-
- Board_UARTPutSTR("FBM320 initialize is OK!\r\n");
- }
- void Timer_Procedure(void)
- {
- I2C_Write(fbm320_address,0xF4, 0x2E);
- DelayMs(5);
- UT_I = fbm320ReadInt3(0xf6);
- I2C_Write(fbm320_address,0xF4, 0xF4);
- DelayMs(20);;
- UP_I = fbm320ReadInt3(0xf6);
- Calculate(UP_I, UT_I);
- }
- volatile uint8_t F_Baro_Converion = 0;
- void FBM320GetData(int32_t* pressure, int32_t* temperature)
- {
- // Dont reader faster than we can
- // uint32_t now = time_nowMs();
- // if ((now - lastConv) < conversion_Time)
- // {
- // return;
- // }
- // lastConv = now;
- DelayMs(5);
- if(readState == 0)
- { // read temp
- ++readState;
- UT_I = fbm320ReadInt3(0xf6);
- I2C_Write(fbm320_address,0xF4, 0xF4);
- conversion_Time = P_CONVERSION_TIME_MS;
- }
- else
- {
- // read pressure
- UP_I = fbm320ReadInt3(0xf6);
- I2C_Write(fbm320_address,0xF4, 0x2E);
- conversion_Time = T_CONVERSION_TIME_MS;
- if(readState)
- {
- readState = 0;
- Calculate(UP_I, UT_I);
- *pressure = RP_I*(-10.19);
- *temperature = RT_I;
- F_Baro_Converion = 1;
- }
- }
- }
- void Coefficient(void) //Receive Calibrate Coefficient
- {
- uint8_t i;
- uint16_t R[10];
- uint16_t C0=0, C1=0, C2=0, C3=0, C6=0, C8=0, C9=0, C10=0, C11=0, C12=0;
- uint32_t C4=0, C5=0, C7=0;
- for(i=0; i<9; i++)
- R[i]=((uint16_t)I2C_Read(fbm320_address,0xAA + (i*2))<<8) | I2C_Read(fbm320_address,0xAB + (i*2));
- R[9]=((uint16_t)I2C_Read(fbm320_address,0xA4)<<8) | I2C_Read(fbm320_address,0xF1);
- if(((Formula_Select & 0xF0) == 0x10) || ((Formula_Select & 0x0F) == 0x01))
- {
- C0 = R[0] >> 4;
- C1 = ((R[1] & 0xFF00) >> 5) | (R[2] & 7);
- C2 = ((R[1] & 0xFF) << 1) | (R[4] & 1);
- C3 = R[2] >> 3;
- C4 = ((uint32_t)R[3] << 2) | (R[0] & 3);
- C5 = R[4] >> 1;
- C6 = R[5] >> 3;
- C7 = ((uint32_t)R[6] << 3) | (R[5] & 7);
- C8 = R[7] >> 3;
- C9 = R[8] >> 2;
- C10 = ((R[9] & 0xFF00) >> 6) | (R[8] & 3);
- C11 = R[9] & 0xFF;
- C12 = ((R[0] & 0x0C) << 1) | (R[7] & 7);
- }
- else
- {
- C0 = R[0] >> 4;
- C1 = ((R[1] & 0xFF00) >> 5) | (R[2] & 7);
- C2 = ((R[1] & 0xFF) << 1) | (R[4] & 1);
- C3 = R[2] >> 3;
- C4 = ((uint32_t)R[3] << 1) | (R[5] & 1);
- C5 = R[4] >> 1;
- C6 = R[5] >> 3;
- C7 = ((uint32_t)R[6] << 2) | ((R[0] >> 2) & 3);
- C8 = R[7] >> 3;
- C9 = R[8] >> 2;
- C10 = ((R[9] & 0xFF00) >> 6) | (R[8] & 3);
- C11 = R[9] & 0xFF;
- C12 = ((R[5] & 6) << 2) | (R[7] & 7);
- }
- C0_I = C0;
- C1_I = C1;
- C2_I = C2;
- C3_I = C3;
- C4_I = C4;
- C5_I = C5;
- C6_I = C6;
- C7_I = C7;
- C8_I = C8;
- C9_I = C9;
- C10_I = C10;
- C11_I = C11;
- C12_I = C12;
- }
- void Calculate(int32_t UP, int32_t UT) //Calculate Real Pressure & Temperautre
- {
- int8_t C12=0;
- int16_t C0=0, C2=0, C3=0, C6=0, C8=0, C9=0, C10=0, C11=0;
- int32_t C1=0, C4=0, C5=0, C7=0;
- int32_t RP=0, RT=0;
- int32_t DT, DT2, X01, X02, X03, X11, X12, X13, X21, X22, X23, X24, X25, X26, X31, X32, CF, PP1, PP2, PP3, PP4;
- C0 = C0_I;
- C1 = C1_I;
- C2 = C2_I;
- C3 = C3_I;
- C4 = C4_I;
- C5 = C5_I;
- C6 = C6_I;
- C7 = C7_I;
- C8 = C8_I;
- C9 = C9_I;
- C10 = C10_I;
- C11 = C11_I;
- C12 = C12_I;
- if(((Formula_Select & 0xF0) == 0x10) || ((Formula_Select & 0x0F) == 0x01)) //For FBM320-02
- {
- DT = ((UT - 8388608) >> 4) + (C0 << 4);
- X01 = (C1 + 4459) * DT >> 1;
- X02 = ((((C2 - 256) * DT) >> 14) * DT) >> 4;
- X03 = (((((C3 * DT) >> 18) * DT) >> 18) * DT);
- RT = ((2500 << 15) - X01 - X02 - X03) >> 15;
-
- DT2 = (X01 + X02 + X03) >> 12;
-
- X11 = ((C5 - 4443) * DT2);
- X12 = (((C6 * DT2) >> 16) * DT2) >> 2;
- X13 = ((X11 + X12) >> 10) + ((C4 + 120586) << 4);
-
- X21 = ((C8 + 7180) * DT2) >> 10;
- X22 = (((C9 * DT2) >> 17) * DT2) >> 12;
- if(X22 >= X21)
- X23 = X22 - X21;
- else
- X23 = X21 - X22;
- X24 = (X23 >> 11) * (C7 + 166426);
- X25 = ((X23 & 0x7FF) * (C7 + 166426)) >> 11;
- if((X22 - X21) < 0)
- X26 = ((0 - X24 - X25) >> 11) + C7 + 166426;
- else
- X26 = ((X24 + X25) >> 11) + C7 + 166426;
-
- PP1 = ((UP - 8388608) - X13) >> 3;
- PP2 = (X26 >> 11) * PP1;
- PP3 = ((X26 & 0x7FF) * PP1) >> 11;
- PP4 = (PP2 + PP3) >> 10;
-
- CF = (2097152 + C12 * DT2) >> 3;
- X31 = (((CF * C10) >> 17) * PP4) >> 2;
- X32 = (((((CF * C11) >> 15) * PP4) >> 18) * PP4);
- RP = ((X31 + X32) >> 15) + PP4 + 99880;
- }
- else //For FBM320
- {
- DT = ((UT - 8388608) >> 4) + (C0 << 4);
- X01 = (C1 + 4418) * DT >> 1;
- X02 = ((((C2 - 256) * DT) >> 14) * DT) >> 4;
- X03 = (((((C3 * DT) >> 18) * DT) >> 18) * DT);
- RT = ((2500 << 15) - X01 - X02 - X03) >> 15;
-
- DT2 = (X01 + X02 + X03) >>12;
-
- X11 = (C5 * DT2);
- X12 = (((C6 * DT2) >> 16) * DT2) >> 2;
- X13 = ((X11 + X12) >> 10) + ((C4 + 211288) << 4);
-
- X21 = ((C8 + 7209) * DT2) >> 10;
- X22 = (((C9 * DT2) >> 17) * DT2) >> 12;
- if(X22 >= X21)
- X23 = X22 - X21;
- else
- X23 = X21 - X22;
- X24 = (X23 >> 11) * (C7 + 285594);
- X25 = ((X23 & 0x7FF) * (C7 + 285594)) >> 11;
- if((X22 - X21) < 0)
- X26 = ((0 - X24 - X25) >> 11) + C7 + 285594;
- else
- X26 = ((X24 + X25) >> 11) + C7 + 285594;
- PP1 = ((UP - 8388608) - X13) >> 3;
- PP2 = (X26 >> 11) * PP1;
- PP3 = ((X26 & 0x7FF) * PP1) >> 11;
- PP4 = (PP2 + PP3) >> 10;
-
- CF = (2097152 + C12 * DT2) >> 3;
- X31 = (((CF * C10) >> 17) * PP4) >> 2;
- X32 = (((((CF * C11) >> 15) * PP4) >> 18) * PP4);
- RP = ((X31 + X32) >> 15) + PP4 + 99880;
- }
- RP_I = RP;
- RT_I = RT;
- }
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