D133BxS QFN68 封装引脚说明

SYSTEM

52

RESETN

INPUT

系统复位

内置约 30 KΩ 上拉电阻和去抖滤波，不使用可直接悬空，若外挂电容建议不超过 4.7 uF。

POWER

12, 29, 54

VCC33_IO

POWER

芯片 IO 电压

3.3 V 供电。

55

LDO25

POWER

内置 LDO 输出

内部模拟模块使用，外部接 1 uF 旁路电容。

28

LDO18

POWER

内置 LDO 输出

供内部 PSRAM 使用，若使用需做好芯片散热，外部接 1 uF 旁路电容。

5, 27, 53

VDD11_SYS

POWER

芯片 Core 电压

1.1 V 供电，若使用内置 LDO1x，必须做好芯片散热，53 引脚为 LDO1x 输出。

69

GND

POWER

-

GND 铜皮全连接，需多加过孔散热。

GPIO A

56

PA0

GPADC0

IR_TX

I2C0_SCL

UART0_TX

-

PSADC0

CPU_NMI

57

PA1

GPADC1

IR_RX

I2C0_SDA

UART0_RX

-

PSADC1

DE_TE

58

PA2

GPADC2

-

I2C1_SCL

UART1_TX

-

PSADC2

UART2_CTS

59

PA3

GPADC3

-

I2C1_SDA

UART1_RX

-

PSADC3

UART2_RTS

60

PA4

GPADC4

-

UART2_TX

-

PSADC4

-

61

PA5

GPADC5

-

UART2_RX

-

PSADC5

RTC_32K

62

PA8

RTP_XP

-

I2C2_SCL

-

-

PSADC8

-

63

PA9

RTP_YP

-

I2C2_SDA

-

-

PSADC9

-

64

PA10

RTP_XN

IR_RX

-

-

-

PSADC10

JTAG_MS

65

PA11

RTP_YN

IR_TX

-

-

-

PSADC11

JTAG_CK

GPIO B

40

PB0

SPI0_WP

SPI1_WP

-

UART4_TX

-

-

-

41

PB1

SPI0_MISO

SPI1_MISO

-

UART6_TX

-

-

-

42

PB2

SPI0_CS0

SPI1_CS

-

UART6_RX

-

-

-

43

PB3

SPI0_HOLD

SPI1_HOLD

-

UART4_RX

-

-

-

44

PB4

SPI0_CLK

SPI1_CLK

-

UART6_RTS

-

-

-

45

PB5

SPI0_MOSI

SPI1_MOSI

-

UART4_RTS

UART6_CTS

-

-

46

PB6

SDC0_CMD

SPI2_CS

-

UART5_TX

-

-

-

47

PB7

SDC0_CLK

SPI2_MISO

-

UART5_RX

-

-

-

48

PB8

SDC0_D3

SPI2_MOSI

-

UART5_RTS

UART7_CTS

-

-

49

PB9

SDC0_D0

SPI2_CLK

-

UART7_RTS

-

-

-

50

PB10

SDC0_D1

SPI2_HOLD

-

UART7_TX

-

-

-

51

PB11

SDC0_D2

SPI2_WP

SPI0_CS1

UART7_RX

-

-

-

GPIO C

66

PC0

SDC1_D1

-

I2C2_SCL

UART3_RTS

-

-

JTAG_MS

67

PC1

SDC1_D0

-

-

-

-

-

-

68

PC2

SDC1_CLK

-

-

-

-

-

UART0_TX

1

PC3

SDC1_CMD

-

-

-

-

-

-

2

PC4

SDC1_D3

-

I2C1_SCL

UART3_TX

-

-

UART0_RX

3

PC5

SDC1_D2

-

I2C1_SDA

UART3_RX

-

-

JTAG_CK

4

PC6

SDC1_DET

CAP0

I2C2_SDA

UART3_CTS

DE_TE

CLK_OUT3

-

GPIO D

37

PD0

LCD_D0

SPI3_CLK

I2C0_SCL

UART0_TX

PBUS_AD0

EPWM11_B

-

36

PD1

LCD_D1

SPI3_CS

I2C0_SDA

UART0_RX

PBUS_AD1

EPWM11_A

-

35

PD2

LCD_D2

SPI3_MOSI

I2C1_SCL

UART1_TX

PBUS_AD2

EPWM10_B

-

34

PD3

LCD_D3

SPI3_MISO

I2C1_SDA

UART1_RX

PBUS_AD3

EPWM10_A

-

33

PD4

LCD_D4

SPI1_CS

I2C2_SCL

UART2_TX

PBUS_AD4

-

-

32

PD5

LCD_D5

SPI1_MISO

I2C2_SDA

UART2_RX

PBUS_AD5

-

-

31

PD6

LCD_D6

SPI1_MOSI

PWM0_A

DSPK0

PBUS_AD6

-

-

30

PD7

LCD_D7

SPI1_CLK

PWM0_B

DSPK1

PBUS_AD7

-

-

26

PD8

LCD_D8

SPI1_HOLD

PWM1_A

-

PBUS_CLK

EPWM9_B

-

25

PD9

LCD_D9

SPI1_WP

-

-

PBUS_NCS

EPWM9_A

-

24

PD10

LCD_D10

CAP5

-

-

PBUS_NADV

EPWM8_B

-

23

PD11

LCD_D11

CAP4

I2S_DIN

-

PBUS_NWE

EPWM8_A

-

22

PD12

LCD_D12

CAP3

I2S_DOUT

-

PBUS_NOE

EPWM7_B

-

21

PD13

LCD_D13

CAP2

I2S_LRCK

-

CLK_OUT0

EPWM7_A

-

20

PD14

LCD_D14

CAP1

I2S_BCLK

-

PBUS_AD8

EPWM6_B

-

19

PD15

LCD_D15

CAP0

I2S_MCLK

-

PBUS_AD9

EPWM6_A

-

18

PD16

LCD_D16

PWM1_B

DMIC_CLK

UART2_TX

PBUS_AD10

EPWM5_B

-

17

PD17

LCD_D17

PWM2_A

DMIC_D0

UART2_RX

PBUS_AD11

EPWM5_A

-

16

PD18

LCD_D18

LVDS_D0N

DSI_D0N

-

PBUS_AD12

EPWM4_B

-

15

PD19

LCD_D19

LVDS_D0P

DSI_D0P

-

PBUS_AD13

EPWM4_A

-

14

PD20

LCD_D20

LVDS_D1N

DSI_D1N

-

PBUS_AD14

EPWM3_B

-

13

PD21

LCD_D21

LVDS_D1P

DSI_D1P

-

PBUS_AD15

EPWM3_A

-

11

PD22

LCD_D22

LVDS_D2N

DSI_CKN

-

-

EPWM2_B

-

10

PD23

LCD_D23

LVDS_D2P

DSI_CKP

-

-

EPWM2_A

-

9

PD24

LCD_DCLK

LVDS_CKN

DSI_D2N

-

-

EPWM1_B

-

8

PD25

LCD_HS

LVDS_CKP

DSI_D2P

-

PWM2_B

EPWM1_A

-

7

PD26

LCD_VS

LVDS_D3N

DSI_D3N

-

PWM3_A

EPWM0_B

-

6

PD27

LCD_DE

LVDS_D3P

DSI_D3P

-

PWM3_B

EPWM0_A

-

GPIO E

38

PE12

SPI2_CLK

PWM1_B

I2S_BCLK

DSPK1

-

-

-

39

PE13

SPI2_CS

PWM2_A

I2S_DOUT

DSPK0

-

-

-