Difference: BoardSupportPackageFlipper (5 vs. 6)

Revision 62023-11-13 - PeterSchmid

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META TOPICPARENT	name="MecrispCubeFlipper"

%DASHBOARD{ section="banner"

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Intro

TBD

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BUTTON_DOWN

PC6

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RGB LED

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RGB LED, LCD Backlight LED

Signal name	STM32WB55 pin	Comment

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D11	PA7	SPI1_MOSI
RGB_SELECT	PH1	RGB CS

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IC2_SCL	PA9
IC2_SDA	PA10

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PWM Driver Chip: TLC59731

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PWM Driver Chip: LP5562

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SPI is used for the timing. 4 SPI bits are one pulse position bit. fCLK(SDI) = 20 kHz to 600 kHz, the max. frequency for the SPI is therefore 2.4 MHz, I choosed 2 MHz. It takes about 30 us to set one RGB-LED.

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I2C Address write 60h, read 61h.
PWM frequency is either 256 Hz or 558 Hz.
max. 25.5 mA, 100 uA steps

UART VCP ST-LINK

Line: 434 to 442

SPI_D_MISO	PC2V	SPI2_MISO
SPI_D_SCK	PD1	SPI2_SCK

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LIPO Charger, Fuel Gauge

BQ25896RTWR Charger, 6BH (1101011B + R/W)
BQ27220YZFR Fuel gauge, 1010101 0xAA or 0xAB for write or read,

Signal name	STM32WB55 pin	Comment
IC2_SCL	PA9
IC2_SDA	PA10
PWR_INT	-

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