4. Pin Description

4.1 SP7021 Pin Assignment

 

Figure 4-1 SP7021 Pin Assignment

4.2 SP7021 Pin Type Definitions

Pin Type

Definition

I/O

Digital Tri-state Output with Schmitt Trigger Input

S

Power/Ground pin

A

Analog pin

I

Digital input pin

O

Digital Output pin

Table 1. Pin Type Definitions

4.3 SP7021 Pin Descriptions

Pin Name

LQFP176 Pin No

Type

Description(Multiplex Pins in this interface Shown in Bold)

Drive

(mA)

GPIO_P0_03/

FBIO_1

1

I/O

I/O

General purpose I/O Port 0 bit 3

FPGA Bus IO Interface bit 1

For pin Multiplex function, please refer to Chapter 5.

16

GPIO_P0_04/

FBIO_2

2

I/O

I/O

General purpose I/O Port 0 bit 4

FPGA Bus IO Interface bit 2

For pin Multiplex function, please refer to Chapter 5.

16

GPIO_P0_05/

FBIO_3

3

I/O

I/O

General purpose I/O Port 0 bit 5

FPGA Bus IO Interface bit 3

For pin Multiplex function, please refer to Chapter 5.

16

VDD33_0

4

S

3.3V I/O power supply pin

-

GPIO_P0_06/

FBIO_4

5

I/O

I/O

General purpose I/O Port 0 bit 6

FPGA Bus IO Interface bit 4

For pin Multiplex function, please refer to Chapter 5.

16

GPIO_P0_07/

FBIO_5

6

I/O

I/O

General purpose I/O Port 0 bit 7

FPGA Bus IO Interface bit 5

For pin Multiplex function, please refer to Chapter 5.

16

GPIO_P1_00/

Multiplex Peripheral Pin/

FBIO_6

7

I/O

I/O

I/O

General purpose I/O Port 1 bit 0

Multiplex Peripheral Pin

FPGA Bus IO Interface bit 6

For pin Multiplex function, please refer to Chapter 5.

8

GPIO_P1_01/

Multiplex Peripheral Pin/

FBIO_7

8

I/O

I/O

I/O

General purpose I/O Port 1 bit 1

Multiplex Peripheral Pin

FPGA Bus IO Interface bit 7

For pin Multiplex function, please refer to Chapter 5.

8

GPIO_P1_02/

Multiplex Peripheral Pin/

FBIO_8

9

I/O

I/O

I/O

General purpose I/O Port 1 bit 2

Multiplex Peripheral Pin

FPGA Bus IO Interface bit 8

For pin Multiplex function, please refer to Chapter 5.

8

GPIO_P1_03/

Multiplex Peripheral Pin/

FBIO_9

10

I/O

I/O

I/O

General purpose I/O Port 1 bit 3

Multiplex Peripheral Pin

FPGA Bus IO Interface bit 9

For pin Multiplex function, please refer to Chapter 5.

8

GPIO_P1_04/

Multiplex Peripheral Pin/

FBIO_10

11

I/O

I/O

I/O

General purpose I/O Port 1 bit 4

Multiplex Peripheral Pin

FPGA Bus IO Interface bit 10

For pin Multiplex function, please refer to Chapter 5.

8

GPIO_P1_05/

Multiplex Peripheral Pin/

FBIO_11

12

I/O

I/O

I/O

General purpose I/O Port 1 bit 5

Multiplex Peripheral Pin

FPGA Bus IO Interface bit 11

For pin Multiplex function, please refer to Chapter 5.

8

GPIO_P1_06/

Multiplex Peripheral Pin/

FBIO_12

13

I/O

I/O

I/O

General purpose I/O Port 1 bit 6

Multiplex Peripheral Pin

FPGA Bus IO Interface bit 12

For pin Multiplex function, please refer to Chapter 5.

8

GPIO_P1_07/

Multiplex Peripheral Pin/

FBIO_13

14

I/O

I/O

I/O

General purpose I/O Port 1 bit 7

Multiplex Peripheral Pin

FPGA Bus IO Interface bit 13

For pin Multiplex function, please refer to Chapter 5.

8

GPIO_P2_00/

Multiplex Peripheral Pin/

FBIO_14

15

I/O

I/O

I/O

General purpose I/O Port 2 bit 0

Multiplex Peripheral Pin

FPGA Bus IO Interface bit 14

For pin Multiplex function, please refer to Chapter 5.

8

GPIO_P2_01/

Multiplex Peripheral Pin/

FBIO_15

16

I/O

I/O

I/O

General purpose I/O Port 2 bit 1

Multiplex Peripheral Pin

FPGA Bus IO Interface bit 15

For pin Multiplex function, please refer to Chapter 5.

8

GPIO_P2_02/

Multiplex Peripheral Pin/

FBIO_16

17

I/O

I/O

I/O

General purpose I/O Port 2 bit 2

Multiplex Peripheral Pin

FPGA Bus IO Interface bit 16

For pin Multiplex function, please refer to Chapter 5.

8

GPIO_P2_03/

Multiplex Peripheral Pin/

FBIO_TCLK

18

I/O

I/O

I/O

General purpose I/O Port 2 bit 3

Multiplex Peripheral Pin

FPGA Bus IO Interface TCLK

For pin Multiplex function, please refer to Chapter 5.

8

GPIO_P2_04/

Multiplex Peripheral Pin/

FBIO_RCLK

19

I/O

I/O

I/O

General purpose I/O Port 2 bit 4

Multiplex Peripheral Pin

FPGA Bus IO Interface RCLK

For pin Multiplex function, please refer to Chapter 5.

8

GPIO_P2_05/

Multiplex Peripheral Pin/

FBIO_17

20

I/O

I/O

I/O

General purpose I/O Port 2 bit 5

Multiplex Peripheral Pin

FPGA Bus IO Interface bit 17

For pin Multiplex function, please refer to Chapter 5.

8

GPIO_P2_06/

Multiplex Peripheral Pin/

FBIO_18

21

I/O

I/O

I/O

General purpose I/O Port 2 bit 6

Multiplex Peripheral Pin

FPGA Bus IO Interface bit 18

For pin Multiplex function, please refer to Chapter 5.

8

GPIO_P2_07/

Multiplex Peripheral Pin/

FBIO_19

22

I/O

I/O

I/O

General purpose I/O Port 2 bit 7

Multiplex Peripheral Pin

FPGA Bus IO Interface bit 19

For pin Multiplex function, please refer to Chapter 5.

8

CVDD12

23

S

Core power 1.2V

-

VDD33_1

24

S

I/O power supply pin

-

GPIO_P3_00/

Multiplex Peripheral Pin/

FBIO_20

25

I/O

I/O

I/O

General purpose I/O Port 3 bit 0

Multiplex Peripheral Pin

FPGA Bus IO Interface bit 20

For pin Multiplex function, please refer to Chapter 5.

8

GPIO_P3_01/

Multiplex Peripheral Pin/

FBIO_21

26

I/O

I/O

I/O

General purpose I/O Port 3 bit 1

Multiplex Peripheral Pin

FPGA Bus IO Interface bit 21

For pin Multiplex function, please refer to Chapter 5.

8

GPIO_P3_02/

Multiplex Peripheral Pin/

FBIO_22

27

I/O

I/O

I/O

General purpose I/O Port 3 bit 2

Multiplex Peripheral Pin

FPGA Bus IO Interface bit 22

For pin Multiplex function, please refer to Chapter 5.

8

GPIO_P3_03/

Multiplex Peripheral Pin/

FBIO_23

28

I/O

I/O

I/O

General purpose I/O Port 3 bit 3

Multiplex Peripheral Pin

FPGA Bus IO Interface bit 23

For pin Multiplex function, please refer to Chapter 5.

8

GPIO_P3_04/

Multiplex Peripheral Pin/

FBIO_24

29

I/O

I/O

I/O

General purpose I/O Port 3 bit 4

Multiplex Peripheral Pin

FPGA Bus IO Interface bit 24

For pin Multiplex function, please refer to Chapter 5.

8

GPIO_P3_05/

Multiplex Peripheral Pin/

FBIO_25

30

I/O

I/O

I/O

General purpose I/O Port 3 bit 5

Multiplex Peripheral Pin

FPGA Bus IO Interface bit 25

For pin Multiplex function, please refer to Chapter 5.

8

GPIO_P3_06/

Multiplex Peripheral Pin/

FBIO_26

31

I/O

I/O

I/O

General purpose I/O Port 3 bit 6

Multiplex Peripheral Pin

FPGA Bus IO Interface bit 26

For pin Multiplex function, please refer to Chapter 5.

8

GPIO_P3_07/

Multiplex Peripheral Pin/

FBIO_27

32

I/O

I/O

I/O

General purpose I/O Port 3 bit 7

Multiplex Peripheral Pin

FPGA Bus IO Interface bit 27

For pin Multiplex function, please refer to Chapter 5.

8

VDD09_A

33

S

0.9V core power for C-chip

-

VDD12_STH

34

S

 

-

VDD12_A

35

S

1.2V core power for C-chip

-

VDD09_A

36

S

0.9V core power for C-chip

-

GPIO_P4_00/

Multiplex Peripheral Pin/

FBIO_28

37

I/O

I/O

I/O

General purpose I/O Port 4 bit 0

Multiplex Peripheral Pin

FPGA Bus IO Interface bit 28

For pin Multiplex function, please refer to Chapter 5.

8

GPIO_P4_01/

Multiplex Peripheral Pin/

FBIO_29

38

I/O

I/O

I/O

General purpose I/O Port 4 bit 1

Multiplex Peripheral Pin

FPGA Bus IO Interface bit 29

For pin Multiplex function, please refer to Chapter 5.

8

GPIO_P4_02/

Multiplex Peripheral Pin/

FBIO_30

39

I/O

I/O

I/O

General purpose I/O Port 4 bit 2

Multiplex Peripheral Pin

FPGA Bus IO Interface bit 30

For pin Multiplex function, please refer to Chapter 5.

8

GPIO_P4_03/

Multiplex Peripheral Pin/

FBIO_31

40

I/O

I/O

I/O

General purpose I/O Port 4 bit 3

Multiplex Peripheral Pin

FPGA Bus IO Interface bit 31

For pin Multiplex function, please refer to Chapter 5.

8

GPIO_P4_04/

Multiplex Peripheral Pin/

FBIO_32

41

I/O

I/O

I/O

General purpose I/O Port 4 bit 4

Multiplex Peripheral Pin

FPGA Bus IO Interface bit 32

For pin Multiplex function, please refer to Chapter 5.

8

GPIO_P4_05/

Multiplex Peripheral Pin/

FBIO_33

42

I/O

I/O

I/O

General purpose I/O Port 4 bit 5

Multiplex Peripheral Pin

FPGA Bus IO Interface bit 33

For pin Multiplex function, please refer to Chapter 5.

8

GPIO_P4_06/

Multiplex Peripheral Pin/

FBIO_34

43

I/O

I/O

I/O

General purpose I/O Port 4 bit 6

Multiplex Peripheral Pin

FPGA Bus IO Interface bit 34

For pin Multiplex function, please refer to Chapter 5.

8

GPIO_P4_07/

Multiplex Peripheral Pin/

FBIO_35

44

I/O

I/O

I/O

General purpose I/O Port 4 bit 7

Multiplex Peripheral Pin

FPGA Bus IO Interface bit 35

For pin Multiplex function, please refer to Chapter 5.

8

VDD33_2

45

S

3.3V I/O power supply pin

-

CVDD12

46

S

1.2V Core power

-

GPIO_P5_00/

Multiplex Peripheral Pin/

FBIO_RSTB

47

I/O

I/O

I/O

General purpose I/O Port 5 bit 0

Multiplex Peripheral Pin

FPGA Bus IO Interface RSTB

For pin Multiplex function, please refer to Chapter 5.

8

GPIO_P5_01/

Multiplex Peripheral Pin/

FBIO_EXT0_INT

48

I/O

I/O

I/O

General purpose I/O Port 5 bit 1

Multiplex Peripheral Pin

FPGA Bus IO Interface EXT0_INT

For pin Multiplex function, please refer to Chapter 5.

8

GPIO_P5_02/

Multiplex Peripheral Pin/

FBIO_EXT1_INT

49

I/O

I/O

I/O

General purpose I/O Port 5 bit 2

Multiplex Peripheral Pin

FPGA Bus IO Interface EXT1_INT

For pin Multiplex function, please refer to Chapter 5.

8

GPIO_P5_03/

Multiplex Peripheral Pin

 

50

I/O

I/O

General purpose I/O Port 5 bit 3

Multiplex Peripheral Pin

For pin Multiplex function, please refer to Chapter 5.

8

GPIO_P5_04/

Multiplex Peripheral Pin

 

51

I/O

I/O

General purpose I/O Port 5 bit 4

Multiplex Peripheral Pin

For pin Multiplex function, please refer to Chapter 5.

8

GPIO_P5_05/

Multiplex Peripheral Pin

 

52

I/O

I/O

General purpose I/O Port 5 bit 5

Multiplex Peripheral Pin

For pin Multiplex function, please refer to Chapter 5.

8

GPIO_P5_06/

Multiplex Peripheral Pin

 

53

I/O

I/O

General purpose I/O Port 5 bit 6

Multiplex Peripheral Pin

For pin Multiplex function, please refer to Chapter 5.

8

GPIO_P5_07/

Multiplex Peripheral Pin

 

54

I/O

I/O

General purpose I/O Port 5 bit 7

Multiplex Peripheral Pin

For pin Multiplex function, please refer to Chapter 5.

8

VDD12_EST

55

S

 

-

VDD12_A

56

S

1.2V power supply

-

VDD09_A

57

S

0.9V power supply

-

DCDC09_FB

58

S

DCDC-09 Feedback voltage

-

DCDC09_VI_VDD33

59

S

DCDC-09 3.3V power input

-

DCDC09_VO

60

S

DCDC-09 power output

-

DCDC09_GND

61

S

DCDC-09 Ground

-

GPIO_P6_00/

Multiplex Peripheral Pin

 

62

I/O

I/O

General purpose I/O Port 6 bit 0

Multiplex Peripheral Pin

For pin Multiplex function, please refer to Chapter 5.

8

GPIO_P6_01/

Multiplex Peripheral Pin

 

63

I/O

I/O

General purpose I/O Port 6 bit 1

Multiplex Peripheral Pin

For pin Multiplex function, please refer to Chapter 5.

8

GPIO_P6_02/

Multiplex Peripheral Pin

 

64

I/O

I/O

General purpose I/O Port 6 bit 2

Multiplex Peripheral Pin

For pin Multiplex function, please refer to Chapter 5.

8

GPIO_P6_03/

Multiplex Peripheral Pin

 

65

I/O

I/O

General purpose I/O Port 6 bit 3

Multiplex Peripheral Pin

For pin Multiplex function, please refer to Chapter 5.

8

GPIO_P6_04/

Multiplex Peripheral Pin

 

66

I/O

I/O

General purpose I/O Port 6 bit 4

Multiplex Peripheral Pin

For pin Multiplex function, please refer to Chapter 5.

8

GPIO_P6_05/

Multiplex Peripheral Pin

 

67

I/O

I/O

General purpose I/O Port 6 bit 5

Multiplex Peripheral Pin

For pin Multiplex function, please refer to Chapter 5.

8

GPIO_P6_06/

Multiplex Peripheral Pin

 

68

I/O

I/O

General purpose I/O Port 6 bit 6

Multiplex Peripheral Pin

For pin Multiplex function, please refer to Chapter 5.

8

GPIO_P6_07/

Multiplex Peripheral Pin

 

69

I/O

I/O

General purpose I/O Port 6 bit 7

Multiplex Peripheral Pin

For pin Multiplex function, please refer to Chapter 5.

8

GPIO_P7_00/

Multiplex Peripheral Pin

 

70

I/O

I/O

General purpose I/O Port 7 bit 0

Multiplex Peripheral Pin

For pin Multiplex function, please refer to Chapter 5.

8

GPIO_P7_01/

Multiplex Peripheral Pin

 

71

I/O

I/O

General purpose I/O Port 7 bit 1

Multiplex Peripheral Pin

For pin Multiplex function, please refer to Chapter 5.

8

GPIO_P7_02/

Multiplex Peripheral Pin

 

72

I/O

I/O

General purpose I/O Port 7 bit 2

Multiplex Peripheral Pin

For pin Multiplex function, please refer to Chapter 5.

8

GPIO_P7_03/

Multiplex Peripheral Pin

 

73

I/O

I/O

General purpose I/O Port 7 bit 3

Multiplex Peripheral Pin

For pin Multiplex function, please refer to Chapter 5.

8

GPIO_P7_04/

Multiplex Peripheral Pin

 

74

I/O

I/O

General purpose I/O Port 7 bit 4

Multiplex Peripheral Pin

For pin Multiplex function, please refer to Chapter 5.

8

GPIO_P7_05/

Multiplex Peripheral Pin

 

75

I/O

I/O

General purpose I/O Port 7 bit 5

Multiplex Peripheral Pin

For pin Multiplex function, please refer to Chapter 5.

8

GPIO_P7_06/

Multiplex Peripheral Pin

 

76

I/O

I/O

General purpose I/O Port 7 bit 6

Multiplex Peripheral Pin

For pin Multiplex function, please refer to Chapter 5.

8

GPIO_P7_07/

Multiplex Peripheral Pin

 

77

I/O

I/O

General purpose I/O Port 7 bit 7

Multiplex Peripheral Pin

For pin Multiplex function, please refer to Chapter 5.

8

VDD33_3

78

S

I/O power supply pins

-

CVDD12

79

S

1.2V core power

-

GPIO_P8_00/

Multiplex Peripheral Pin

 

80

I/O

I/O

General purpose I/O Port 8 bit 0

Multiplex Peripheral Pin

For pin Multiplex function, please refer to Chapter 5.

8

GPIO_P8_01/

Multiplex Peripheral Pin

 

81

I/O

I/O

General purpose I/O Port 8 bit 1

Multiplex Peripheral Pin

For pin Multiplex function, please refer to Chapter 5.

8

GPIO_P8_02/

Multiplex Peripheral Pin

 

82

I/O

I/O

General purpose I/O Port 8 bit 2

Multiplex Peripheral Pin

For pin Multiplex function, please refer to Chapter 5.

8

GPIO_P8_03/

Multiplex Peripheral Pin

 

83

I/O

I/O

General purpose I/O Port 8 bit 3

Multiplex Peripheral Pin

For pin Multiplex function, please refer to Chapter 5.

8

GPIO_P8_04/

Multiplex Peripheral Pin

 

84

I/O

I/O

General purpose I/O Port 8 bit 4

Multiplex Peripheral Pin

For pin Multiplex function, please refer to Chapter 5.

8

GPIO_P8_05/

Multiplex Peripheral Pin

 

85

I/O

I/O

General purpose I/O Port 8 bit 5

Multiplex Peripheral Pin

For pin Multiplex function, please refer to Chapter 5.

8

GPIO_P8_06/

Multiplex Peripheral Pin

 

86

I/O

I/O

General purpose I/O Port 8 bit 6

Multiplex Peripheral Pin

For pin Multiplex function, please refer to Chapter 5.

8

GPIO_P8_07/

Multiplex Peripheral Pin

 

87

I/O

I/O

General purpose I/O Port 8 bit 7

Multiplex Peripheral Pin

For pin Multiplex function, please refer to Chapter 5.

8

EMMC_CMD

88

I/O

EMMC command pin

-

EMMC_D5

89

I/O

EMMC data pin5

-

EMMC_D3

90

I/O

EMMC data pin3

-

EMMC_D4

91

I/O

EMMC data pin4

-

EMMC_D0/

SPI_NAND_D0

92

I/O

I/O

EMMC data pin0

SPI_NAND_D0

For pin Multiplex function, please refer to Chapter 5.

-

EMMC_D1/

SPI_NAND_D2

93

I/O

I/O

EMMC data pin10

SPI_NAND_D2

For pin Multiplex function, please refer to Chapter 5.

-

EMMC_CLK/

SPI_NAND_CLK

94

I/O

I/O

eMMC clock pin

SPI_NAND_CLK

For pin Multiplex function, please refer to Chapter 5.

-

EMMC_D2/

SPI_NAND_D1

 

95

I/O

I/O

I/O

EMMC data pin2

SPI_NAND_D1

For pin Multiplex function, please refer to Chapter 5.

-

EMMC_D7/

SPI_NAND_D3

96

I/O

I/O

I/O

EMMC data pin7

SPI_NAND_D3

For pin Multiplex function, please refer to Chapter 5.

-

EMMC_D6/

SPI_NAND_CEN

 

97

I/O

I/O

I/O

EMMC data pin6

SPI_NAND_CEN

For pin Multiplex function, please refer to Chapter 5.

-

UA0_TX

98

I/O

Universal Asynchronous Receiver/Transmitter port0 TX

-

UA0_RX

99

I/O

Universal Asynchronous Receiver/Transmitter port0 RX

-

USB0_VBUS_EN

100

I

USB0 VBUS Enable

-

USB1_VBUS_EN

101

I

USB1 VBUS Enable

-

SWD_CLK/

SPI_NOR_D2

102

I/O

I/O

Serial Wire Debug clock pin

SPI_NOR_D2

-

SWD_DAT/

SPI_NOR_CLK

103

I/O

I/O

Serial Wire Debug data pin

SPI_NOR_CLK

-

JTAG_TDO_A926/

JTAG_TDO_8051/

SPI_NOR_D1

104

I/O

I/O

I/O

Joint Test Action Group_Test Data Output for A926

Joint Test Action Group_Test Data Output for 8051

SPI_NOR_D1

-

JTAG_RTCK_A926/

JTAG_ RTCK _8051/

SPI_NOR_D3

105

I/O

I/O

I/O

Joint Test Action Group_Test Clock Output for A926

Joint Test Action Group_Test Clock Output for 8051

SPI_NOR_D3

-

JTAG_TCK_A926/

JTAG_ TCK _8051/

SPI_NOR_CS

106

I/O

I/O

I/O

Joint Test Action Group_Test clock Output for A926

Joint Test Action Group_Test clock Output for 8051

SPI_NOR_CS

-

JTAG_TMS_A926/

JTAG_ TMS _8051/

SPI_NOR_D0

107

I/O

I/O

I/O

Joint Test Action Group_Test mode select for A926

Joint Test Action Group_Test mode select for 8051

SPI_NOR_D0

-

CVDD12

108

S

DDR PLL Power 1.2V

-

VDD33_4

109

S

SSTL reference voltage

-

XTAL_IN

110

I

27MHz Crystal PAD input

-

XTAL_OUT

111

I

27MHz Crystal PAD output

-

JTAG_TDI_A926/

JTAG_ TDI _8051/

IV_MX[2]

112

I/O

I/O

I/O

Joint Test Action Group_Test Data Input for A926

Joint Test Action Group_Test Data Input for 8051

HW_CFG pin at reset

-

JTAG_TRST_A926/

JTAG_ TRST _8051/

IV_MX[6]

113

I/O

I/O

I/O

Joint Test Action Group_Test Reset for A926

Joint Test Action Group_Test Reset for 8051

HW_CFG pin at reset

-

IV_MX[0]

114

I/O

HW_CFG pin at reset

-

WAKE_IN/

IV_MX[1]

115

I

I/O

Wakeup Input pin

HW_CFG pin at reset

-

IV_MX[3]

116

I/O

HW_CFG pin at reset

-

IV_MX[4]

117

I/O

HW_CFG pin at reset

-

IV_MX[5]

118

I/O

HW_CFG pin at reset

-

RESET

119

I/O

System Reset

-

PWR_EN

120

I/O

Power enable output pin

-

AO33V

121

S

3.3V power for AO domain

-

RTC_VBAT

122

S

Battery supply voltage

-

XTAL32K_IN

123

I/O

32KHz Crystal PAD input

-

XTAL32K_OUT

124

I/O

32KHz Crystal PAD output

-

USB0_VBUS

125

I

USB0 VBUS

-

USB0_ID

126

I/O

USB0 ID

-

USB0_DM

127

I/O

USB0 bus D-

-

USB0_DP

128

I/O

USB0 bus D+

-

USB_VDD33

129

S

3.3V power for USB PLL and USB transceiver

-

USB1_DP

130

I/O

USB1 bus D-

-

USB1_DM

131

I/O

USB1 bus D+

-

USB1_ID

132

I/O

USB1 ID

-

USB1_VBUS

133

I

USB1 VBUS

-

HDMITX_CN

134

I/O

HDMITX Clock-

-

HDMITX_CP

135

I/O

HDMITX Clock+

-

HDMITX_PLL_AVDD12

136

S

HDMITX PLL 1.2V power

-

HDMITX_DN0

137

I/O

HDMITX Data0-

-

HDMITX_DP0

138

I/O

HDMITX Data0+

-

HDMITX_DN1

139

I/O

HDMITX Data1-

-

HDMITX_DP1

140

I/O

HDMITX Data1+

-

HDMITX_DN2

141

I/O

HDMITX Data2-

-

HDMITX_DP2

142

I/O

HDMITX Data2+

-

MIPI_D3N

143

I/O

MIPI Data3-

-

MIPI_D3P

144

I/O

MIPI Data3+

-

MIPI_D1N

145

I/O

MIPI Data1-

-

MIPI_D1P

146

I/O

MIPI Data1+

-

MIPI_SN

147

I/O

MIPI Clock-

-

MIPI_SP

148

I/O

MIPI Clock+

-

MIPI_D0N

149

I/O

MIPI Data0-

-

MIPI_D0P

150

I/O

MIPI Data0+

-

MIPI_D2N

151

I/O

MIPI Data2-

-

MIPI_D2P

152

I/O

MIPI Data2+

-

MIPIAVDD

153

S

MIPI 1.2V power

-

CVDD12

154

S

1.2V core power

-

PLL_AVDD33

155

S

PLL 3.3V power

-

PLL_CVDD12

156

S

PLL 1.2V power

-

DDR3-K-VDDQ

157

S

DDR3 KGD IO power

-

DDR3-PHY-VDDQ

158

S

DDR3-PHY IO power

-

DDR3-PHY-12Core

159

S

DDR3-PHY core power

-

DDR3-PHY-VDDQ

160

S

DDR3-PHY IO power

-

DDR3-PHY-1.2Core

161

S

DDR3-PHY core power

-

DDR3-PHY-VDDQ

162

S

DDR3-PHY IO power

-

DDR3-PHY-3.3PLL

163

S

DDR3-PHY PLL power

-

DDR3-PHY-VREF

164

S

DDR3-PHY reference voltage

-

DDR3-PHY-PZQ

165

S

DDR3-PHY external reference resistor

-

DDR3-K-VDDQ

166

S

DDR3 KGD IO power

-

DCDC15_VI_VDD33

167

S

DCDC-15 3.3V power input

-

DCDC15_VO

168

S

DCDC-15 power output

-

DCDC15_GND

169

S

DCDC-15 Ground

-

DCDC12_GND

170

S

DCDC-12 Ground

-

DCDC12_VO

171

S

DCDC-12 power output

-

DCDC12_VI_VDD33

172

S

DCDC-12 3.3V power input

-

OTP_AVDDQ

173

S

OTP VDDQ powerhttps://sunplus-tibbo.atlassian.net/browse/FAQ-1

-

GPIO_P0_00

174

I/O

General purpose I/O Port 0 bit 0

16

GPIO_P0_01

175

I/O

General purpose I/O Port 0 bit 1

16

GPIO_P0_02/

FBIO_0

176

I/O

I/O

General purpose I/O Port 0 bit 2

FPGA Bus IO Interface bit 0

For pin Multiplex function, please refer to Chapter 5.

16

Table 2. Pin Descriptions

 

4.4 Bootstrap Pins

The states of the bootstrap pins are latched at system reset and configure the SP7021. There are 7 bootstrap pins to control boot mode, they are listed in table 3. The mode selected methods show in table 4.

Pin Name

LQFP 176 Pin No

Type

Description(Multiplex Pins in this interface Shown in Bold)

Drive

(mA)

IV_MX[2]

112

I/O

HW_CFG pin at reset

-

IV_MX[6]

113

I/O

HW_CFG pin at reset

-

IV_MX[0]

114

I/O

HW_CFG pin at reset

-

IV_MX[1]

115

I/O

HW_CFG pin at reset

-

IV_MX[3]

116

I/O

HW_CFG pin at reset

-

IV_MX[4]

117

I/O

HW_CFG pin at reset

-

IV_MX[5]

118

I/O

HW_CFG pin at reset

-

Table 3. Bootstrap Pins

 

 

 

Symbol explanation:

1: Mean pull up

0: Mean pull down

-: Mean don’t care

ISP: Mean in system programming

Mode Select

IV_MX[6]

IV_MX[5]

IV_MX[4]

IV_MX[3]

IV_MX[2]

IV_MX[1]

 

 

Normal Boot

Auto Scan (SPI_NOR_X1)

uart-> spi-nor-> spi-nand-> eMMC-> uart…..loop

1

0

1

0

1

-

SPI-NAND

0

1

0

0

1

-

eMMC

1

1

1

1

-

 

 

EXT. BOOT

1

0

0

1

-

ISP

USB_ISP (only usb port0)

1

0

1

1

1

-

Table 4. Bootstrap mode select