- #CODEVISIONAVR ASSEMBLY IN C MANUAL#
- #CODEVISIONAVR ASSEMBLY IN C FULL#
- #CODEVISIONAVR ASSEMBLY IN C CODE#
– CodeWizard with AVR and XMEGA devices support
#CODEVISIONAVR ASSEMBLY IN C FULL#
– full support for reduced core chips: ATtiny4, ATtiny5, ATtiny9,ATtiny10, ATtiny20, ATtiny40
– the operator can now be used with variables located in EEPROMtoo
#CODEVISIONAVR ASSEMBLY IN C CODE#
– improved code optimizer, 3-4% better code size than V2.05.0compiler – redesigned ANSI C compatible C front-end Here are some key features of “CodeVisionAVR”: The compiler is supplied with many examples, including GraphicLCDs, SD/MMC Card FAT, XMEGA ADC, DAC, TWI, 1 Wire, EBI and theports of Atmel’s Application Notes AVR1300 “Using the XMEGAADC”, AVR1605 “XMEGA Boot Loader”, AVR270 “USB Mouse”, AVR272“CDC Demo UART to USB Bridge”, Wiznet W5100 web server. Now with the new LCD Vision Font Editor and Graphic LCDLibraries for the SSD1289 (color TFT LCD), KS0108, SED1335, S1D13700, SED1520, SED1530,SPLC501C, ST7565, T6963C and PCD8544 (Nokia 3310, 5510)controllers. You don't need to trawl the Internet or keep your fingers crossed!Īnd Pavel gives pretty good support to all his licenced users.HP InfoTech presents a new version of the most popular (morethan 12600 registered users) commercial C Compiler for the AtmelAVR microcontrollers.ĬodeVisionAVR is the only Integrated DevelopmentEnvironment on the market that features an Automatic ProgramGenerator (CodeWizardAVR) for the new XMEGA devices. As far as I can see, the Xmega will let you do it all in C. Note that reading some SPM commands on a Mega require you to load and store specific registers. Show_NVM("DACB1GAINCAL", cmd, offsetof(NVM_PROD_SIGNATURES_t, DACB1GAINCAL), 1) Show_NVM("DACB1OFFCAL", cmd, offsetof(NVM_PROD_SIGNATURES_t, DACB1OFFCAL), 1) Show_NVM("DACA1GAINCAL", cmd, offsetof(NVM_PROD_SIGNATURES_t, DACA1GAINCAL), 1) Show_NVM("DACA1OFFCAL", cmd, offsetof(NVM_PROD_SIGNATURES_t, DACA1OFFCAL), 1) Show_NVM("DACB0GAINCAL", cmd, offsetof(NVM_PROD_SIGNATURES_t, DACB0GAINCAL), 1) Show_NVM("DACB0OFFCAL", cmd, offsetof(NVM_PROD_SIGNATURES_t, DACB0OFFCAL), 1)
Show_NVM("DACA0GAINCAL", cmd, offsetof(NVM_PROD_SIGNATURES_t, DACA0GAINCAL), 1) Show_NVM("DACA0OFFCAL", cmd, offsetof(NVM_PROD_SIGNATURES_t, DACA0OFFCAL), 1) Show_NVM("ADCBCAL ", cmd, offsetof(NVM_PROD_SIGNATURES_t, ADCBCAL0), 2) Show_NVM("ADCACAL ", cmd, offsetof(NVM_PROD_SIGNATURES_t, ADCACAL0), 2) Void show_NVM(char *msg, uint8_t cmd, uint32_t ads, uint8_t n)Ĭonst uint8_t _flash *p = (const uint8_t _flash *) ads įor (i = 0 i < 6 i++) printf(" %02x", read_NVM(cmd, i)) Uint8_t sesame = CCP_IOREG_gc, key = NVM_CMDEX_bm, ret Uint8_t read_NVM(uint8_t cmd, uint32_t ads)
#CODEVISIONAVR ASSEMBLY IN C MANUAL#
Is there an instruction manual for writing CodeVision asembly functions or, better still, is there a way to avoid assembly code altogether? I'm now getting "Undefined symbol" errors for NVM_CMD_READ_CALIB_ROW_gc" & NVM_CMD_NO_OPERATION_gc. I get an "invalid register" error if I use ZL & ZH instead of R30 & R31. Ldi r20,NVM_CMD_NO_OPERATION_gc //prepare NVM command in R20 Lpm r30,z //read addressed byte to return register using LPM Sts NVM_CMD,r20 //load prepared command into NVM Ldi r20,NVM_CMD_READ_CALIB_ROW_gc //prepare NVM command in R20 Uint8_t Init_ADC_Read_Signature_Byte(uint8_t address) Initialise MCU: Read production signature byte to obtain ADC calibration values. Set up ADC on Port A for 12-bit analog inputs.ĪDCA_CTRLB=ADC_CONMODE_bm //signed, 12-bit right-adjusted resultĪDCA_REFCTRL=ADC_REFSEL_AREFA_gc //ext ref: Port A AREF pinĪDCA_PRESCALER=ADC_PRESCALER_DIV32_gc //ADC clock=32MHz/32=1MHzĪDCA_CALL=Init_ADC_Read_Signature_Byte(0x20) //get ADC calibration value bytesĪDCA_CALH=Init_ADC_Read_Signature_Byte(0x21) ĪDCA_CH0_CTRL=ADC_CH_GAIN_64X_gc|ADC_CH_INPUTMODE_DIFFWGAIN_gc //CH0 (heater current): differential, gain=64ĪDCA_CH0_MUXCTRL=ADC_CH_MUXPOS_PIN1_gc|ADC_CH_MUXNEGH_PIN4_gc //CH0: +ve I/P: ADC1, -ve I/P: ADC4ĪDCA_CH1_CTRL=ADC_CH_GAIN_1X_gc|ADC_CH_INPUTMODE_DIFFWGAIN_gc //CH1 (heater voltage): differential, gain=1ĪDCA_CH1_MUXCTRL=ADC_CH_MUXPOS_PIN2_gc|ADC_CH_MUXNEGH_PIN5_gc //CH1: +ve I/P: ADC2, -ve I/P: ADC5 I'm trying to read the ADC Calibration Row on my Xmega128A4.
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