BSP_BOARD_STM32L4R9ZI_MKSBOX1V1

Product introduce

SensorTile.box website

CPU STM32L4R9ZI

STM32L4R9ZI

Introduce

• ROM: 2MKB (0x8000000 + 0x200000)
• RAM: 640KB (0x20000000 + 0xA0000)
• MAX Frequence: 120MHZ
• CORE: ARM CORTEX-M4 + FPU
• 150 DMIPS/1.25 DMIPS/MHz (Dhrystone 2.1),

datasheet

STM32L4R9ZI DATASHEET

Reference Manuals

STM32L4 Reference Manuals

Board info

Clock Sources

• 16 MHz crystal oscillator
• 32 kHz crystal oscillator for RTC (LSE)

LED

• Blue LED = PB15
• Green LED = PF2

Push buttons

• BUTTON = USER (PG1)
• BUTTON = BOOT (used to let the SensorTile.box enter DFU mode. (PH3)
• BUTTON = PWR (used to Power on/off the board when battery is connected)(PG2)

UART

	TX	RX	comment
UART1	PA9	PA10	ST-LINK
UART2	PD5	PD6	BLE

SD CARD

SDMMC1_CMD	PD2
SDMMC1_CK	PC12
SDMMC1_CLK_F	PB8
SDMMC1_DAT123DIR	PC7
SDMMC1_DAT0DIR	PC6
SDMMC1_CMDDIR	PB9
SD_SEL	PE5
SD_EN	PE4
SDMMC1_D0	PC8
SDMMC1_D1	PC9
SDMMC1_D2	PC10
SDMMC1_D3	PC11
SD_DETECT	PB12

SPI BUS

	MOSI	MISO	CLK
SPI1	PE15	PE14	PE13
SPI2	PC3	PD3	PD1
SPI3	PB5	PB4	PB3

IIC BUS

	SDA	SCK	sensor
I2C1	PB7	PB6	HTS221、LPS22HH
I2C3	PG8	PG7	STTS751

BLE

Bluetooth Smart connectivity v4.2 (SPBTLE-1S)

interface： SPI2

SPI2_CS: PD0

	BLE_PIN	STM32_PIN
CPU_LED	DIO12	PB15
UART2_BLE_RX	DIO11	PD6
UART2_BLE_TX	DIO8	PD5
BLE_INT	ANATEST0/DIO14	PD4
NRST_BLE	RESET	PA8
SPI2_CS	DIO1	PD0

SENSOR

	TYPE	BUS	CS
LIS2DW12	ACCELEROMETER	SPI1	PE11	ACC_INT1(PC5) ACC_INT2(PD14)
IIS3DHHCTR	ACCELEROMETER	SPI3	PE10	ACC2_INT1(PC13) ACC2_INT2(PE6)
LIS2MDLTR	MAGNETOMETER	SPI3	PA15	INT_MAG(PD12)
LSM6DSO	3D ACC+GYR	SPI1	PE12	INT1_DSR(PA2) INT2_DSR(PE3)
HTS221	HUM + TEMP	I2C1		INT_HTS(PD13)
STTS751	TEMPERATURE	I2C3		EVENT_STT(PG6) INT_STT(PE1)
LPS22HH	PRESSURE	I2C1		INT_PRESS(PD15)

misc

M1P	PA3	INPUT
DAC_OUT1	PA4	OUTPUT
MREF	PB0	INPUT

battery

AN_VBATT	PC4	INPUT
SW_SEL	PG4	OUTPUT
CHG_LED2	PG10	OUTPUT
CHG_LED	PG3	INPUT

FIRMWARE

恢复出厂值

官方提供firmware (04_firmware\BLEFOTA_BL_1.0.0.bin) 这个没有APP还需要用apk下载 (04_firmware\stsw-mksbox1-bl.pdf)

dump出来的firmware (04_firmware\FACTORY_RESET.bin) 这个集成了APP

References

[1] 电子森林 SensorTile.box中用到的传感器

[2] FUNPACK 第7期

[3] SensorTile.box 传感器大揭秘