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 |