DE2引脚分配.pdf

第 27 页 共 38 页 六六 附录表附录表 DE2 平台的引脚分配表平台的引脚分配表 表表 6 1 SDRAM pin assignments Signal Name FPGA Pin No Description DRAM ADDR 0 PIN T6 SDRAM Address 0 DRAM ADDR 1 PIN V4 SDRAM Address 1 DRAM ADDR 2 PIN V3 SDRAM Address 2 DRAM ADDR 3 PIN W2 SDRAM Address 3 DRAM ADDR 4 PIN W1 SDRAM Address 4 DRAM ADDR 5 PIN U6 SDRAM Address 5 DRAM ADDR 6 PIN U7 SDRAM Address 6 DRAM ADDR 7 PIN U5 SDRAM Address 7 DRAM ADDR 8 PIN W4 SDRAM Address 8 DRAM ADDR 9 PIN W3 SDRAM Address 9 DRAM ADDR 10 PIN Y1 SDRAM Address 10 DRAM ADDR 11 PIN V5 SDRAM Address 11 DRAM DQ 0 PIN V6 SDRAM Data 0 DRAM DQ 1 PIN AA2 SDRAM Data 1 DRAM DQ 2 PIN AA1 SDRAM Data 2 DRAM DQ 3 PIN Y3 SDRAM Data 3 DRAM DQ 4 PIN Y4 SDRAM Data 4 DRAM DQ 5 PIN R8 SDRAM Data 5 DRAM DQ 6 PIN T8 SDRAM Data 6 DRAM DQ 7 PIN V7 SDRAM Data 7 DRAM DQ 8 PIN W6 SDRAM Data 8 DRAM DQ 9 PIN AB2 SDRAM Data 9 DRAM DQ 10 PIN AB1 SDRAM Data 10 DRAM DQ 11 PIN AA4 SDRAM Data 11 DRAM DQ 12 PIN AA3 SDRAM Data 12 DRAM DQ 13 PIN AC2 SDRAM Data 13 DRAM DQ 14 PIN AC1 SDRAM Data 14 DRAM DQ 15 PIN AA5 SDRAM Data 15 DRAM BA 0 PIN AE2 SDRAM BankAddress 0 DRAM BA 1 PIN AE3 SDRAM BankAddress 1 DRAM LDQM PIN AD2 SDRAM Low byte DataMask DRAM UDQM PIN Y5 SDRAM High byte DataMask DRAM RAS N PIN AB4 SDRAM RowAddressStrobe DRAM CAS N PIN AB3 SDRAM Column AddressStrobe DRAM CKE PIN AA6 SDRAM Clock Enable DRAM CLK PIN AA7 SDRAM Clock DRAM WE N PIN AD3 SDRAM WriteEnable 第 28 页 共 38 页 DRAM CS N PIN AC3 SDRAM ChipSelect 表表 6 2 FLASH pin assignments Signal Name FPGA Pin No Description FL ADDR 0 PIN AC18 FLASH Address 0 FL ADDR 1 PIN AB18 FLASH Address 1 FL ADDR 2 PIN AE19 FLASH Address 2 FL ADDR 3 PIN AF19 FLASH Address 3 FL ADDR 4 PIN AE18 FLASH Address 4 FL ADDR 5 PIN AF18 FLASH Address 5 FL ADDR 6 PIN Y16 FLASH Address 6 FL ADDR 7 PIN AA16 FLASH Address 7 FL ADDR 8 PIN AD17 FLASH Address 8 FL ADDR 9 PIN AC17 FLASH Address 9 FL ADDR 10 PIN AE17 FLASH Address 10 FL ADDR 11 PIN AF17 FLASH Address 11 FL ADDR 12 PIN W16 FLASH Address 12 FL ADDR 13 PIN W15 FLASH Address 13 FL ADDR 14 PIN AC16 FLASH Address 14 FL ADDR 15 PIN AD16 FLASH Address 15 FL ADDR 16 PIN AE16 FLASH Address 16 FL ADDR 17 PIN AC15 FLASH Address 17 FL ADDR 18 PIN AB15 FLASH Address 18 FL ADDR 19 PIN AA15 FLASH Address 19 FL ADDR 20 PIN Y15 FLASH Address 20 FL ADDR 21 PIN Y14 FLASH Address 21 FL DQ 0 PIN AD19 FLASH Data 0 FL DQ 1 PIN AC19 FLASH Data 1 FL DQ 2 PIN AF20 FLASH Data 2 FL DQ 3 PIN AE20 FLASH Data 3 FL DQ 4 PIN AB20 FLASH Data 4 FL DQ 5 PIN AC20 FLASH Data 5 FL DQ 6 PIN AF21 FLASH Data 6 FL DQ 7 PIN AE21 FLASH Data 7 FL CE N PIN V17 FLASH Chip Enable FL OE N PIN W17 FLASH Output Enable FL RST N PIN AA18 FLASH Reset FL WE N PIN AA17 FLASH Write Enable 第 29 页 共 38 页 表表 6 3 SRAM pin assignments Signal Name FPGA Pin No Description SRAM ADDR 0 PIN AE4 SRAM Address 0 SRAM ADDR 1 PIN AF4 SRAM Address 1 SRAM ADDR 2 PIN AC5 SRAM Address 2 SRAM ADDR 3 PIN AC6 SRAM Address 3 SRAM ADDR 4 PIN AD4 SRAM Address 4 SRAM ADDR 5 PIN AD5 SRAM Address 5 SRAM ADDR 6 PIN AE5 SRAM Address 6 SRAM ADDR 7 PIN AF5 SRAM Address 7 SRAM ADDR 8 PIN AD6 SRAM Address 8 SRAM ADDR 9 PIN AD7 SRAM Address 9 SRAM ADDR 10 PIN V10 SRAM Address 10 SRAM ADDR 11 PIN V9 SRAM Address 11 SRAM ADDR 12 PIN AC7 SRAM Address 12 SRAM ADDR 13 PIN W8 SRAM Address 13 SRAM ADDR 14 PIN W10 SRAM Address 14 SRAM ADDR 15 PIN Y10 SRAM Address 15 SRAM ADDR 16 PIN AB8 SRAM Address 16 SRAM ADDR 17 PIN AC8 SRAM Address 17 SRAM DQ 0 PIN AD8 SRAM Data 0 SRAM DQ 1 PIN AE6 SRAM Data 1 SRAM DQ 2 PIN AF6 SRAM Data 2 SRAM DQ 3 PIN AA9 SRAM Data 3 SRAM DQ 4 PIN AA10 SRAM Data 4 SRAM DQ 5 PIN AB10 SRAM Data 5 SRAM DQ 6 PIN AA11 SRAM Data 6 SRAM DQ 7 PIN Y11 SRAM Data 7 SRAM DQ 8 PIN AE7 SRAM Data 8 SRAM DQ 9 PIN AF7 SRAM Data 9 SRAM DQ 10 PIN AE8 SRAM Data 10 SRAM DQ 11 PIN AF8 SRAM Data 11 SRAM DQ 12 PIN W11 SRAM Data 12 SRAM DQ 13 PIN W12 SRAM Data 13 SRAM DQ 14 PIN AC9 SRAM Data 14 SRAM DQ 15 PIN AC10 SRAM Data 15 SRAM WE N PIN AE10 SRAM Write Enable SRAM OE N PIN AD10 SRAM Output Enable SRAM UB N PIN AF9 SRAM High byte Data Mask SRAM LB N PIN AE9 SRAM Low byte Data Mask SRAM CE N PIN AC11 SRAM Chip Enable 第 30 页 共 38 页 表表 6 4 SD card pin assignments Signal Name FPGA Pin No Description SD DAT PIN AD24 SD Card Data 0 SD DAT3 PIN AC23 SD Card Data 3 SD CMD PIN Y21 SD Card Command SD CLK PIN AD25 SD Card Clock 表表 6 5 Pin assignments for the toggle switches Signal Name FPGA Pin No Description SW 0 PIN N25 Toggle Switch 0 SW 1 PIN N26 Toggle Switch 1 SW 2 PIN P25 Toggle Switch 2 SW 3 PIN AE14 Toggle Switch 3 SW 4 PIN AF14 Toggle Switch 4 SW 5 PIN AD13 Toggle Switch 5 SW 6 PIN AC13 Toggle Switch 6 SW 7 PIN C13 Toggle Switch 7 SW 8 PIN B13 Toggle Switch 8 SW 9 PIN A13 Toggle Switch 9 SW 10 PIN N1 Toggle Switch 10 SW 11 PIN P1 Toggle Switch 11 SW 12 PIN P2 Toggle Switch 12 SW 13 PIN T7 Toggle Switch 13 SW 14 PIN U3 Toggle Switch 14 SW 15 PIN U4 Toggle Switch 15 SW 16 PIN V1 Toggle Switch 16 SW 17 PIN V2 Toggle Switch 17 表表 6 6 Pin assignments for the pushbutton switches Signal Name FPGA Pin No Description KEY 0 PIN G26 Pushbutton 0 KEY 1 PIN N23 Pushbutton 1 KEY 2 PIN P23 Pushbutton 2 KEY 3 PIN W26 Pushbutton 3 表表 6 7 Pin assignments for the LEDs Signal Name FPGA Pin No Description LEDR 0 PIN AE23 LED Red 0 LEDR 1 PIN AF23 LED Red 1 LEDR 2 PIN AB21 LED Red 2 LEDR 3 PIN AC22 LED Red 3 LEDR 4 PIN AD22 LED Red 4 第 31 页 共 38 页 LEDR 5 PIN AD23 LED Red 5 LEDR 6 PIN AD21 LED Red 6 LEDR 7 PIN AC21 LED Red 7 LEDR 8 PIN AA14 LED Red 8 LEDR 9 PIN Y13 LED Red 9 LEDR 10 PIN AA13 LED Red 10 LEDR 11 PIN AC14 LED Red 11 LEDR 12 PIN AD15 LED Red 12 LEDR 13 PIN AE15 LED Red 13 LEDR 14 PIN AF13 LED Red 14 LEDR 15 PIN AE13 LED Red 15 LEDR 16 PIN AE12 LED Red 16 LEDR 17 PIN AD12 LED Red 17 LEDG 0 PIN AE22 LED Green 0 LEDG 1 PIN AF22 LED Green 1 LEDG 2 PIN W19 LED Green 2 LEDG 3 PIN V18 LED Green 3 LEDG 4 PIN U18 LED Green 4 LEDG 5 PIN U17 LED Green 5 LEDG 6 PIN AA20 LED Green 6 LEDG 7 PIN Y18 LED Green 7 LEDG 8 PIN Y12 LED Green 8 表表 6 8 Pin assignments for the 7 segment displays Signal Name FPGA Pin No Description HEX0 0 PIN AF10 Seven Segment Digit 0 0 HEX0 1 PIN AB12 Seven Segment Digit 0 1 HEX0 2 PIN AC12 Seven Segment Digit 0 2 HEX0 3 PIN AD11 Seven Segment Digit 0 3 HEX0 4 PIN AE11 Seven Segment Digit 0 4 HEX0 5 PIN V14 Seven Segment Digit 0 5 HEX0 6 PIN V13 Seven Segment Digit 0 6 HEX1 0 PIN V20 Seven Segment Digit 1 0 HEX1 1 PIN V21 Seven Segment Digit 1 1 HEX1 2 PIN W21 Seven Segment Digit 1 2 HEX1 3 PIN Y22 Seven Segment Digit 1 3 HEX1 4 PIN AA24 Seven Segment Digit 1 4 HEX1 5 PIN AA23 Seven Segment Digit 1 5 HEX1 6 PIN AB24 Seven Segment Digit 1 6 HEX2 0 PIN AB23 Seven Segment Digit 2 0 HEX2 1 PIN V22 Seven Segment Digit 2 1 HEX2 2 PIN AC25 Seven Segment Digit 2 2 HEX2 3 PIN AC26 Seven Segment Digit 2 3 第 32 页 共 38 页 HEX2 4 PIN AB26 Seven Segment Digit 2 4 HEX2 5 PIN AB25 Seven Segment Digit 2 5 HEX2 6 PIN Y24 Seven Segment Digit 2 6 HEX3 0 PIN Y23 Seven Segment Digit 3 0 HEX3 1 PIN AA25 Seven Segment Digit 3 1 HEX3 2 PIN AA26 Seven Segment Digit 3 2 HEX3 3 PIN Y26 Seven Segment Digit 3 3 HEX3 4 PIN Y25 Seven Segment Digit 3 4 HEX3 5 PIN U22 Seven Segment Digit 3 5 HEX3 6 PIN W24 Seven Segment Digit 3 6 HEX4 0 PIN U9 Seven Segment Digit 4 0 HEX4 1 PIN U1 Seven Segment Digit 4 1 HEX4 2 PIN U2 Seven Segment Digit 4 2 HEX4 3 PIN T4 Seven Segment Digit 4 3 HEX4 4 PIN R7 Seven Segment Digit 4 4 HEX4 5 PIN R6 Seven Segment Digit 4 5 HEX4 6 PIN T3 Seven Segment Digit 4 6 HEX5 0 PIN T2 Seven Segment Digit 5 0 HEX5 1 PIN P6 Seven Segment Digit 5 1 HEX5 2 PIN P7 Seven Segment Digit 5 2 HEX5 3 PIN T9 Seven Segment Digit 5 3 HEX5 4 PIN R5 Seven Segment Digit 5 4 HEX5 5 PIN R4 Seven Segment Digit 5 5 HEX5 6 PIN R3 Seven Segment Digit 5 6 HEX6 0 PIN R2 Seven Segment Digit 6 0 HEX6 1 PIN P4 Seven Segment Digit 6 1 HEX6 2 PIN P3 Seven Segment Digit 6 2 HEX6 3 PIN M2 Seven Segment Digit 6 3 HEX6 4 PIN M3 Seven Segment Digit 6 4 HEX6 5 PIN M5 Seven Segment Digit 6 5 HEX6 6 PIN M4 Seven Segment Digit 6 6 HEX7 0 PIN L3 Seven Segment Digit 7 0 HEX7 1 PIN L2 Seven Segment Digit 7 1 HEX7 2 PIN L9 Seven Segment Digit 7 2 HEX7 3 PIN L6 Seven Segment Digit 7 3 HEX7 4 PIN L7 Seven Segment Digit 7 4 HEX7 5 PIN P9 Seven Segment Digit 7 5 HEX7 6 PIN N9 Seven Segment Digit 7 6 表表 6 9 Pin assignments for the clock inputs Signal Name FPGA Pin No Description CLOCK 27 PIN D13 27 MHz clock input 第 33 页 共 38 页 CLOCK 50 PIN N2 50 MHz clock input EXT CLOCK PIN P26 External SMA clock input 表表 6 10 Audio CODEC pin assignments Signal Name FPGA Pin No Description AUD ADCLRCK PIN C5 Audio CODEC ADC LR Clock AUD ADCDAT PIN B5 Audio CODEC ADC Data AUD DACLRCK PIN C6 Audio CODEC DAC LR Clock AUD DACDAT PIN A4 Audio CODEC DAC Data AUD XCK PIN A5 Audio CODEC Chip Clock AUD BCLK PIN B4 Audio CODEC Bit Stream Clock I2C SCLK PIN A6 I2C Data I2C SDAT PIN B6 I2C Clock 表表 6 11 ADV7123 pin assignments Signal Name FPGA Pin No Description VGA R 0 PIN C8 VGA Red 0 VGA R 1 PIN F10 VGA Red 1 VGA R 2 PIN G10 VGA Red 2 VGA R 3 PIN D9 VGA Red 3 VGA R 4 PIN C9 VGA Red 4 VGA R 5 PIN A8 VGA Red 5 VGA R 6 PIN H11 VGA Red 6 VGA R 7 PIN H12 VGA Red 7 VGA R 8 PIN F11 VGA Red 8 VGA R 9 PIN E10 VGA Red 9 VGA G 0 PIN B9 VGA Green 0 VGA G 1 PIN A9 VGA Green 1 VGA G 2 PIN C10 VGA Green 2 VGA G 3 PIN D10 VGA Green 3 VGA G 4 PIN B10 VGA Green 4 VGA G 5 PIN A10 VGA Green 5 VGA G 6 PIN G11 VGA Green 6 VGA G 7 PIN D11 VGA Green 7 VGA G 8 PIN E12 VGA Green 8 VGA G 9 PIN D12 VGA Green 9 VGA B 0 PIN J13 VGA Blue 0 VGA B 1 PIN J14 VGA Blue 1 VGA B 2 PIN F12 GA Blue 2 VGA B 3 PIN G12 VGA Blue 3 VGA B 4 PIN J10 VGA Blue 4 VGA B 5 PIN J11 VGA Blue 5 VGA B 6 PIN C11 VGA Blue 6 第 34 页 共 38 页 VGA B 7 PIN B11 VGA Blue 7 VGA B 8 PIN C12 VGA Blue 8 VGA B 9 PIN B12 VGA Blue 9 VGA CLK PIN B8 VGA Clock VGA BLA NK PIN D6 VGA BLANK VGA HS PIN A7 VGA H SYNC VGA VS PIN D8 VGA V SYNC VGA SYNC PIN B7 VGA SYNC 表表 6 12 TV Decoder pin assignments Signal Name FPGA Pin No Description TD DATA 0 PIN J9 TV Decoder Data 0 TD DATA 1 PIN E8 TV Decoder Data 1 TD DATA 2 PIN H8 TV Decoder Data 2 TD DATA 3 PIN H10 TV Decoder Data 3 TD DATA 4 PIN G9 TV Decoder Data 4 TD DATA 5 PIN F9 TV Decoder Data 5 TD DATA 6 PIN D7 TV Decoder Data 6 TD DATA 7 PIN C7 TV Decoder Data 7 TD HS PIN D5 TV Decoder H SYNC TD VS PIN K9 TV Decoder V SYNC TD CLK27 PIN C16 TV Decoder Clock Input TD RESET PIN C4 TV Decoder Reset I2C SCLK PIN A6 I2C Data I2C SDAT PIN B6 I2C Clock 表表 6 13 Fast Ethernet pin assignments Signal Name FPGA Pin No Description ENET DATA 0 PIN D17 DM9000A DATA 0 ENET DATA 1 PIN C17 DM9000A DATA 1 ENET DATA 2 PIN B18 DM9000A DATA 2 ENET DATA 3 PIN A18 DM9000A DATA 3 ENET DATA 4 PIN B17 DM9000A DATA 4 ENET DATA 5 PIN A17 DM9000A DATA 5 ENET DATA 6 PIN B16 DM9000A DATA 6 ENET DATA 7 PIN B15 DM9000A DATA 7 ENET DATA 8 PIN B20 DM9000A DATA 8 ENET DATA 9 PIN A20 DM9000A DATA 9 ENET DATA 10 PIN C19 DM9000A DATA 10 ENET DATA 11 PIN D19 DM9000A DATA 11 ENET DATA 12 PIN B19 DM9000A DATA 12 ENET DATA 13 PIN A19 DM9000A DATA 13 ENET DATA 14 PIN E18 DM9000A DATA 14 第 35 页 共 38 页 ENET DATA 15 PIN D18 DM9000A DATA 15 ENET CLK PIN B24 DM9000A Clock 25 MHz ENET CMD PIN A21 DM9000A Command Data Select 0 Command 1 Data ENET CS N PIN A23 DM9000A Chip Select ENET INT PIN B21 DM9000A Interrupt ENET RD N PIN A22 DM9000A Read ENET WR N PIN B22 DM9000A Write ENET RST N PIN B23 DM9000A Reset 表表 6 14 USB ISP1362 pin assignments Signal Name FPGA Pin No Description OTG ADDR 0 PIN K7 ISP1362 Address 0 OTG ADDR 1 PIN F2 ISP1362 Address 1 OTG DATA 0 PIN F4 ISP1362 Data 0 OTG DATA 1 PIN D2 ISP1362 Data 1 OTG DATA 2 PIN D1 ISP1362 Data 2 OTG DATA 3 PIN F7 ISP1362 Data 3 OTG DATA 4 PIN J5 ISP1362 Data 4 OTG DATA 5 PIN J8 ISP1362 Data 5 OTG DATA 6 PIN J7 ISP1362 Data 6 OTG DATA 7 PIN H6 ISP1362 Data 7 OTG DATA 8 PIN E2 ISP1362 Data 8 OTG DATA 9 PIN E1 ISP1362 Data 9 OTG DATA 10 PIN K6 ISP1362 Data 10 OTG DATA 11 PIN K5 ISP1362 Data 11 OTG DATA 12 PIN G4 ISP1362 Data 12 OTG DATA 13 PIN G3 ISP1362 Data 13 OTG DATA 14 PIN J6 ISP1362 Data 14 OTG DATA 15 PIN K8 ISP1362 Data 15 OTG CS N PIN F1 ISP1362 Chip Select OTG RD N PIN G2 ISP1362 Read OTG WR N PIN G1 ISP1362 Write OTG RST N PIN G5 ISP1362 Reset OTG INT0 PIN B3 ISP1362 Interrupt 0 OTG INT1 PIN C3 ISP1362 Interrupt 1 TG DACK0 N PIN C2 ISP1362 DMA Acknowledge 0 TG DACK1 N PIN B2 ISP1362 DMA Acknowledge 1 OTG DREQ0 PIN F6 ISP1362 DMA Request 0 OTG DREQ1 PIN E5 ISP1362 DMA Request 1 OTG FSPEED PIN F3 USB Full Speed 0 Enable Z Disable OTG LSPEED PIN G6 USB Low Speed 0 Enable Z 第 36 页 共 38 页 Disable 表表 6 15 RS 232 PS 2 IRDA pin assignments Signal Name FPGA Pin No Description UART RXD PIN C25 UART Receiver UART TXD PIN B25 UART Transmitter PS2 CLK PIN D26 PS 2 Clock PS2 DAT PIN C24 PS 2 Data IRDA TXD PIN AE24 IRDA Transmitter IRDA RXD PIN AE25 IRDA Receiver 表表 6 16 Pin assignments for the expansion headers Signal Name FPGA Pin No Description GPIO 0 0 PIN D25 GPIO Connection 0 0 GPIO 0 1 PIN J22 GPIO Connection 0 1 GPIO 0 2 PIN E26 GPIO Connection 0 2 GPIO 0 3 PIN E25 GPIO Connection 0 3 GPIO 0 4 PIN F24 GPIO Connection 0 4 GPIO 0 5 PIN F23 GPIO Connection 0 5 GPIO 0 6 PIN J21 GPIO Connection 0 6 GPIO 0 7 PIN J20 GPIO Connection 0 7 GPIO 0 8 PIN F25 GPIO Connection 0 8 GPIO 0 9 PIN F26 GPIO Connection 0 9 GPIO 0 10 PIN N18 GPIO Connection 0 10 GPIO 0 11 PIN P18 GPIO Connection 0 11 GPIO 0 12 PIN G23 GPIO Connection 0 12 GPIO 0 13 PIN G24 GPIO Connection 0 13 GPIO 0 14 PIN K22 GPIO Connection 0 14 GPIO 0 15 PIN G25 GPIO Connection 0 15 GPIO 0 16 PIN H23 GPIO Connection 0 16 GPIO 0 17 PIN H24 GPIO Connection 0 17 GPIO 0 18 PIN J23 GPIO Connection 0 18 GPIO 0 19 PIN J24 GPIO Connection 0 19 GPIO 0 20 PIN H25 GPIO Connection 0 20 GPIO 0 21 PIN H26 GPIO Connection 0 21 GPIO 0 22 PIN H19 GPIO Connection 0 22 GPIO 0 23 PIN K18 GPIO Connection 0 23 GPIO 0 24 PIN K19 GPIO Connection 0 24 GPIO 0 25 PIN K21 GPIO Connection 0 25 GPIO 0 26 PIN K23 GPIO Connection 0 26 GPIO 0 27 PIN K24 GPIO Connection 0 27 GPIO 0 28 PIN L21 GPIO Connection 0 28 GPIO 0 29 PIN L20 GPIO Connection 0 29 第 37 页 共 38 页 GPIO 0 30 PIN J25 GPIO Connection 0 30 GPIO 0 31 PIN J26 GPIO Connection 0 31 GPIO 0 32 PIN L23 GPIO Connection 0 32 GPIO 0 33 PIN L24 GPIO Connection 0 33 GPIO 0 34 PIN L25 GPIO Connection 0 34 GPIO 0 35 PIN L19 GPIO Connection 0 35 GPIO 1 0 PIN K25 GPIO Connection 1 0 GPIO 1 1 PIN K26 GPIO Connection 1 1 GPIO 1 2 PIN M22 GPIO Connection 1 2 GPIO 1 3 PIN M23 GPIO Connection 1 3 GPIO 1 4 PIN M19 GPIO Connection 1 4 GPIO 1 5 PIN M20 GPIO Connection 1 5 GPIO 1 6 PIN N20 GPIO Connection 1 6 GPIO 1 7 PIN M21 GPIO Connection 1 7 GPIO 1