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  • UCD3138064: DPWM behavior from power up to manually modify the status

    Resolved
    Part Number: UCD3138064 Other Parts Discussed in Thread: UCD3138 Hi Champ, I am asking for my customer. What would be the DPWM behavior from power up to manually modify the status (set H/L output) by user if there is no pull up to 5V and pull low to GND…
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  • UCD3138064: 064 reference code of i2c eeprom

    Resolved
    Part Number: UCD3138064 Hi UCD expert, I'd like to use 064 device, and want to update the firmware via external i2c eeprom. First, I'd like to write all the flash data to eeprom, then copy all eeprom data to pflash. I remeber ti has reference code of…
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  • UCD3138064: programming flash: PFLASHCTRL1 and PFLASHCTRL2

    Resolved
    Part Number: UCD3138064 Other Parts Discussed in Thread: UCD3138A64 , UCD3138 hi, in the Technical reference manual ( SNIU028D) in section 15-28 there's a bug: 3138064 has two PFLASHCTRL registers: PFLASHCTRL1 and PFLASHCTRL2 My question is if I have a 64…
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  • UCD3138064: configuration for 64kB program flash

    Resolved
    Part Number: UCD3138064 hi, I want to have one program flash of 64 kB in UCD3138064x (no dual images and switching between two images, one simple 64 kB image) I did start to work on Lab examples and the linker file cyclone_64.cmd is configured only for…
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  • UCD3138064: protecting second 32KB of program flash using MFBALR17

    Resolved
    Part Number: UCD3138064 hi, my program uses all 64KB for code. I would like to enable MFBALRx read only protection for both flash banks flash bank 0 was easy: add TI example code to the asm loader LDR r4,c_mfbalr1_half0 ;point r4 at program flash base address…
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  • UCD3138064: Pullup resistor for PMBUS_CLK and PMBUS_DATA Pins.

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    Part Number: UCD3138064 We are referring your document for pull up resistor calculation ( /cfs-file/__key/communityserver-discussions-components-files/196/I2C-Bus-Pullup-Resistor-Calculation.pdf ) for UCD3138064RJAR controller. We are not able to find out…
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  • UCD3138064: KI_CLAMP_HIGH value within PSFB Peak current mode

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    Part Number: UCD3138064 Hi Experts, - May I clamp the KI_CLAMP_HIGH value to about 0x4CCCCC (60%)? Since the PSFB only needs 50% duty max?
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  • UCD3138064: Confirmation I2C spec in datasheet

    Resolved
    Part Number: UCD3138064 Hi all, I am asking for my customer. Since the I2C specification defines 10kHz of minimum I2C speed, but I check the UCD3138064 datasheet does not specify about it (pic below). May I confirm does the UCD3138064 device support…
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  • UCD3138064: PMBUS connection

    Resolved
    Part Number: UCD3138064 Hi team, I have a confusing question about the PMBUS connection. There are two kinds of resistor value in series with PMBUS_CLK and PMBUS_DATA (1)33.2ohm (2)100ohm if there is a design guideline for these resistors? the value…
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  • UCD3138064: PCM PSFB duty calculation and limitation

    Part Number: UCD3138064 Hi Champ, I am asking for my customer. Currently, the customer attempts to use PCM slope compensation (FeCtrl2Regs.DACSTEP.bit.DAC_STEP) to limit the duty. Is it feasible to use the parameters( DAC_STEP ) to calculate how much the…

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