MCU board I/F connector (CN1, CN2, and CN3)

CN1 and CN2 are MCU board I/F connectors. CN3 is the incorrect insertion prevention socket of a MCU board. The pin assignment of the MCU board I/F connector CN1 is shown in Table 5, and the pin assignment of the MCU board I/F connector CN2 is shown in Table 6.

Table 5 Pin Assignment of the MCU Board I/F Connector CN1

Connector

Evaluation

Signal

 

Connector

Evaluation

Signal

 

Connector

Evaluation

Signal

Pin

MCU Pin

 

Pin

MCU Pin

 

Pin

MCU Pin

name

 

name

 

name

Number

Number

 

Number

Number

 

Number

Number

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1

A9

PC4

 

41

E2

LVR3

 

81

P3

BSOUT

 

 

 

 

 

 

 

 

 

 

 

2

B9

PC1

 

42

E1

LVSS

 

82

P4

BDBMX

 

 

 

 

 

 

 

 

 

 

 

3

C9

PC2

 

43

F4

LVDREXT

 

83

R1

P83

 

 

 

 

 

 

 

 

 

 

 

4

D9

PC3

 

44

F3

LVDBGR

 

84

R2

BRSTX

 

 

 

 

 

 

 

 

 

 

 

5

A8

PC0

 

45

F2

LVDENX

 

85

R3

X0A

 

 

 

 

 

 

 

 

 

 

 

6

B8

PB4

 

46

F1

P22A

 

86

R4

RSTX

 

 

 

 

 

 

 

 

 

 

 

7

C8

PB5

 

47

-

GND

 

87

T1

ROMS1

 

 

 

 

 

 

 

 

 

 

 

8

D8

PB6

 

48

-

GND

 

88

T2

BSIN

 

 

 

 

 

 

 

 

 

 

 

9

A7

PB7

 

49

G4

P20A

 

89

T3

Vss

 

 

 

 

 

 

 

 

 

 

 

10

B7

PB2

 

50

G3

NC1

 

90

T4

X0

 

 

 

 

 

 

 

 

 

 

 

11

C7

PB0

 

51

G2

P21A

 

91

U1

BEXCK

 

 

 

 

 

 

 

 

 

 

 

12

D7

PB1

 

52

G1

P23A

 

92

U2

X1

 

 

 

 

 

 

 

 

 

 

 

13

A6

PB3

 

53

H4

P24A

 

93

U3

MOD

 

 

 

 

 

 

 

 

 

 

 

14

B6

PA2

 

54

H3

P25A

 

94

U4

PF2

 

 

 

 

 

 

 

 

 

 

 

15

C6

P95

 

55

H2

P26A

 

95

V1

X1A

 

 

 

 

 

 

 

 

 

 

 

16

D6

PA0

 

56

H1

P27A

 

96

V2

Vcc53

 

 

 

 

 

 

 

 

 

 

 

17

A5

PA3

 

57

J4

P24B

 

97

-

GND

 

 

 

 

 

 

 

 

 

 

 

18

B5

P94

 

58

J3

P50

 

98

-

GND

 

 

 

 

 

 

 

 

 

 

 

19

C5

P90

 

59

J2

P23B

 

99

V3

PINT0

 

 

 

 

 

 

 

 

 

 

 

20

D5

P91

 

60

J1

P51

 

100

V4

PSEL_EXT

 

 

 

 

 

 

 

 

 

 

 

21

A4

PA1

 

61

K1

P52

 

101

R5

PF1

 

 

 

 

 

 

 

 

 

 

 

22

A3

P93

 

62

K2

P55

 

102

T5

PF0

 

 

 

 

 

 

 

 

 

 

 

23

-

GND

 

63

K3

P54

 

103

U5

NC2

 

 

 

 

 

 

 

 

 

 

 

24

-

GND

 

64

K4

P53

 

104

V5

PENABLE

 

 

 

 

 

 

 

 

 

 

 

25

A2

CSVENX

 

65

L1

P70

 

105

R6

APBENX

 

 

 

 

 

 

 

 

 

 

 

26

A1

Vss

 

66

L2

P74

 

106

T6

PINT1

 

 

 

 

 

 

 

 

 

 

 

27

B4

P92

 

67

L3

P73

 

107

U6

PCLK

 

 

 

 

 

 

 

 

 

 

 

28

B3

TCLK

 

68

L4

P72

 

108

V6

PADDR0

 

 

 

 

 

 

 

 

 

 

 

29

B2

LVCC

 

69

M1

P71

 

109

R7

PACTIVE

 

 

 

 

 

 

 

 

 

 

 

30

B1

LVDIN

 

70

M2

P76

 

110

T7

PLOCK

 

 

 

 

 

 

 

 

 

 

 

31

C4

Cpin

 

71

M3

P80

 

111

U7

PWRITE

 

 

 

 

 

 

 

 

 

 

 

32

C3

Vcc51

 

72

M4

P77

 

112

V7

PADDR1

 

 

 

 

 

 

 

 

 

 

 

33

C2

LVDENX2

 

73

-

GND

 

113

R8

PADDR2

 

 

 

 

 

 

 

 

 

 

 

34

C1

LVR4

 

74

-

GND

 

114

T8

PADDR3

 

 

 

 

 

 

 

 

 

 

 

35

D4

TESTO

 

75

N1

P75

 

115

U8

PADDR4

 

 

 

 

 

 

 

 

 

 

 

36

D3

LVDOUT

 

76

N2

P82

 

116

V8

PADDR5

 

 

 

 

 

 

 

 

 

 

 

37

D2

LVR2

 

77

N3

PG0

 

117

R9

PADDR7

 

 

 

 

 

 

 

 

 

 

 

38

D1

BGOENX

 

78

N4

P84

 

118

T9

PRDATA0

 

 

 

 

 

 

 

 

 

 

 

39

E4

LVR1

 

79

P1

P81

 

119

U9

PADDR6

 

 

 

 

 

 

 

 

 

 

 

40

E3

LVR0

 

80

P2

ROMS0

 

120

V9

PRDATA1

 

 

 

 

 

 

 

 

 

 

 

9

Page 12
Image 12
Fujitsu LQFP-52P operation manual MCU board I/F connector CN1, CN2, and CN3

LQFP-52P specifications

Fujitsu LQFP-52P is a highly versatile and compact microcontroller well-suited for a wide range of applications, including automotive, industrial automation, and consumer electronics. With its advanced features and technology, the LQFP-52P stands out in the microcontroller market, making it a popular choice among engineers and designers looking to optimize performance while maintaining efficiency.

One of the notable characteristics of the LQFP-52P is its 52-pin Quad Flat Package (QFP) design. This package type is recognized for its low profile and high pin count, facilitating ease of integration into densely packed circuits. The LQFP configuration contributes to the microcontroller's ability to support various peripheral interfaces and functions without occupying excessive board space.

At the heart of the LQFP-52P is a powerful microcontroller core that typically operates at high clock speeds, ensuring quick processing and real-time performance. Its architecture includes a rich instruction set that allows for efficient code execution, which is crucial in high-demand applications. The microcontroller may also feature multiple I/O ports, enabling a variety of input and output functions, making it adaptable for various control tasks.

Incorporating advanced technologies, the LQFP-52P often integrates various peripherals such as analog-to-digital converters (ADCs), timers, PWM generators, and communication interfaces like SPI, I2C, and UART. This integrated approach not only reduces component count but also enhances system reliability and simplifies design processes.

Another essential functionality of the LQFP-52P is its low power consumption, making it ideal for battery-operated devices. The microcontroller includes various power-saving modes that extend battery life and reduce energy expenditure during inactive periods. This feature is particularly advantageous in applications where power efficiency is critical.

Furthermore, the LQFP-52P typically comes with extensive development support, including software libraries and development kits, facilitating ease of programming and implementation. This support enables developers to quickly prototype and deploy their applications, accelerating time-to-market.

In summary, the Fujitsu LQFP-52P microcontroller combines a compact design with powerful performance and advanced integrated technologies. Its rich features set, low power consumption, and robust support make it an excellent choice for various applications, paving the way for innovative designs in modern electronic devices.