why all the fiddling ?
why not ?
Code:ARRAYWRITE NexBuf, ["vac.val=",dec3 tvac,255,255,255,0] RotX = 0 ;NexFlags.RotX -- Clear RotX Flag GOTO Start_TX ;No RETURN Needed, Using GOTO Command
eg
Code:;----[16F886 Hardware Configuration]--------------------------------------------#CONFIG cfg1 = _INTRC_OSC_NOCLKOUT ; INTOSCIO oscillator: I/O function on RA6/OSC2/CLKOUT pin, I/O function on RA7/OSC1/CLKIN cfg1&= _WDT_ON ; WDT enabled cfg1&= _PWRTE_OFF ; PWRT disabled cfg1&= _MCLRE_OFF ; RE3/MCLR pin function is digital input, MCLR internally tied to VDD cfg1&= _CP_OFF ; Program memory code protection is disabled cfg1&= _CPD_OFF ; Data memory code protection is disabled cfg1&= _BOR_OFF ; BOR disabled cfg1&= _IESO_ON ; Internal/External Switchover mode is enabled cfg1&= _FCMEN_ON ; Fail-Safe Clock Monitor is enabled cfg1&= _LVP_OFF ; RB3 pin has digital I/O, HV on MCLR must be used for programming cfg1&= _DEBUG_OFF ; In-Circuit Debugger disabled, RB6/ICSPCLK and RB7/ICSPDAT are general purpose I/O pins __CONFIG _CONFIG1, cfg1 cfg2 = _BOR40V ; Brown-out Reset set to 4.0V cfg2&= _WRT_OFF ; Write protection off __CONFIG _CONFIG2, cfg2 #ENDCONFIG 'chip configs TRISA=000000 'SET A TO OUTPUT 1=input TRISC=001101 'set half C for in/out TRISB=011000 'set PortB to output ANSELH=000000 ' ADC OFF B ANSEL=0000000 'configure PortA as digital except first 2 ADCON1=000000 'adc justify OSCCON=110101 'SET FREQUENCY TO 8MHZ WPUB=000000 'turn off Pullups CM1CON0=0 'DISABLE COMPARATORS CM2CON0=0 'SAME HERE 'CCP1CON=000000 ' configure pwm 'PSTRCON=010110 'disable C pwm DEFINE OSC 8 DEFINE ADC_BITS 10 DEFINE ADC_CLOCK 3 DEFINE ADC_SAMPLEUS 50 'lcd config pause 1000 ' Set LCD Data port DEFINE LCD_DREG PORTC DEFINE LCD_DBIT 4 DEFINE LCD_RSREG PORTB DEFINE LCD_RSBIT 0 DEFINE LCD_EREG PORTB DEFINE LCD_EBIT 1 DEFINE LCD_BITS 4 DEFINE LCD_LINES 2 DEFINE LCD_COMMANDUS 2000 DEFINE LCD_DATAUS 44 lcdout $fe, $1, "ready " pause 1000 DPIN Var PORTA.2 ' I2C data pin CPIN Var PORTA.1 ' I2C clock pin B Var word B0 Var byte B2 Var byte NexBuf Var byte[16] tVac Var word Send_Vac: ;Send Current Vacuum Reading to Nextion tVac = 13 ;Create a Temporary Variable We Can Modify ARRAYWRITE NexBuf, ["vac.val="] ;Start Nextion Command Sequence, Occupies NexBuf[0] >> [7] IF tVac > 100 THEN ;If 3 Digits b0 = tVac / 100 ; Get the Xxx Value NexBuf[8] = b0 + $30 ; Convert it to ASCii tVac = tVac - (b0 * 100) ; Subtract the Xxx Value from tVac IF tVac < 10 THEN ;If xXx = 0 NexBuf[9] = $30 ;If tVac < 10, it's Zero (ASCii) ENDIF ;IF tVac < 10 ELSE ;tVac < 100 NexBuf[8] = $30 ;If tVac < 100, 1st Digit is Zero (ASCii) ENDIF ;IF tVac > 100 IF tVac > 10 THEN ;If Now Double Digit b0 = tVac / 10 ;Get the xXx Value NexBuf[9] = b0 + $30 ;Convert it to ASCii tVac = tVac - (b0 * 10) ;Subtract the xXx Value from tVac ELSE ;tVac < 10 NexBuf[9] = $30 ;If tVac < 10, it's Zero (ASCii) ENDIF ;IF tVac > 10 NexBuf[10] = tVac + $30 ;Convert xxX to ASCii & Write to Buffer FOR b0 = 11 TO 13 ;Generate "End of Message" Sequence: $FF, $FF, $FF NexBuf[b0] = $FF ;Load it to Buffer NEXT b0 ;FOR b0 = 11 TO 13 NexBuf[14] = 0 ;Tells Us To Turn UART TX INT Off ' RotX = 0 ;NexFlags.RotX -- Clear RotX Flag lcdout $fe, $1, str NexBuf tVac = 3 ARRAYWRITE NexBuf, ["vac.val=",dec3 tvac,255,255,255,0] ;Start Nextion Command Sequence, Occupies NexBuf[0] >> [7] lcdout $fe, $c0, str NexBuf




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