Terasic DE1

The Terasic DE1 is an Altera FPGA development board.

Function	FPGA Pin
Toggle 0	PIN_L22
Toggle 1	PIN_L21
Toggle 2	PIN_M22
Toggle 3	PIN_V12
Toggle 4	PIN_W12
Toggle 5	PIN_U12
Toggle 6	PIN_U11
Toggle 7	PIN_M2
Toggle 8	PIN_M1
Toggle 9	PIN_L2
Pushbutton 0	PIN_R22
Pushbutton 1	PIN_R21
Pushbutton 2	PIN_T22
Pushbutton 3	PIN_T21
LED Red 0	PIN_R20
LED Red 1	PIN_R19
LED Red 2	PIN_U19
LED Red 3	PIN_Y19
LED Red 4	PIN_T18
LED Red 5	PIN_V19
LED Red 6	PIN_Y18
LED Red 7	PIN_U18
LED Red 8	PIN_R18
LED Red 9	PIN_R17
LED Green 0	PIN_U22
LED Green 1	PIN_U21
LED Green 2	PIN_V22
LED Green 3	PIN_V21
LED Green 4	PIN_W22
LED Green 5	PIN_W21
LED Green 6	PIN_Y22
LED Green 7	PIN_Y21
Seven Segment Digit 0 Segment 0	PIN_J2
Seven Segment Digit 0 Segment 1	PIN_J1
Seven Segment Digit 0 Segment 2	PIN_H2
Seven Segment Digit 0 Segment 3	PIN_H1
Seven Segment Digit 0 Segment 4	PIN_F2
Seven Segment Digit 0 Segment 5	PIN_F1
Seven Segment Digit 0 Segment 6	PIN_E2
Seven Segment Digit 1 Segment 0	PIN_E1
Seven Segment Digit 1 Segment 1	PIN_H6
Seven Segment Digit 1 Segment 2	PIN_H5
Seven Segment Digit 1 Segment 3	PIN_H4
Seven Segment Digit 1 Segment 4	PIN_G3
Seven Segment Digit 1 Segment 5	PIN_D2
Seven Segment Digit 1 Segment 6	PIN_D1
Seven Segment Digit 2 Segment 0	PIN_G5
Seven Segment Digit 2 Segment 1	PIN_G6
Seven Segment Digit 2 Segment 2	PIN_C2
Seven Segment Digit 2 Segment 3	PIN_C1
Seven Segment Digit 2 Segment 4	PIN_E3
Seven Segment Digit 2 Segment 5	PIN_E4
Seven Segment Digit 2 Segment 6	PIN_D3
Seven Segment Digit 3 Segment 0	PIN_F4
Seven Segment Digit 3 Segment 1	PIN_D5
Seven Segment Digit 3 Segment 2	PIN_D6
Seven Segment Digit 3 Segment 3	PIN_J4
Seven Segment Digit 3 Segment 4	PIN_L8
Seven Segment Digit 3 Segment 5	PIN_F3
Seven Segment Digit 3 Segment 6	PIN_D4
Clock 24MHz (from USB Blaster)	PIN_A12, PIN_B12
Clock 27MHz	PIN_D12, PIN_E12
Clock 50MHz	PIN_L1
VGA Red 0	PIN_D9
VGA Red 1	PIN_C9
VGA Red 2	PIN_A7
VGA Red 3	PIN_B7
VGA Green 0	PIN_B8
VGA Green 1	PIN_C10
VGA Green 2	PIN_B9
VGA Green 3	PIN_A8
VGA Blue 0	PIN_A9
VGA Blue 1	PIN_D11
VGA Blue 2	PIN_A10
VGA Blue 3	PIN_B10
VGA Sync H	PIN_A11
VGA Sync V	PIN_B11
Audio CODEC ADC LR Clock	PIN_A6
Audio CODEC ADC Data	PIN_B6
Audio CODEC DAC LR Clock	PIN_A5
Audio CODEC DAC LR Clock	PIN_B5
Audio CODEC Chip Clock	PIN_B4
Audio CODEC Bit-Stream Clock	PIN_A4
Audio CODEC I2C Data	PIN_A3
Audio CODEC I2C Clock	PIN_B3
RS232 Receive	PIN_F14
RS232 Transmit	PIN_G12
PS/2 Clock	PIN_H15
PS/2 Data	PIN_J14
SDRAM Address 0	PIN_W4
SDRAM Address 1	PIN_W5
SDRAM Address 2	PIN_Y3
SDRAM Address 3	PIN_Y4
SDRAM Address 4	PIN_R6
SDRAM Address 5	PIN_R5
SDRAM Address 6	PIN_P6
SDRAM Address 7	PIN_P5
SDRAM Address 8	PIN_P3
SDRAM Address 9	PIN_N4
SDRAM Address 10	PIN_W3
SDRAM Address 11	PIN_N6
SDRAM Data 0	PIN_U1
SDRAM Data 1	PIN_U2
SDRAM Data 2	PIN_V1
SDRAM Data 3	PIN_V2
SDRAM Data 4	PIN_W1
SDRAM Data 5	PIN_W2
SDRAM Data 6	PIN_Y1
SDRAM Data 7	PIN_Y2
SDRAM Data 8	PIN_N1
SDRAM Data 9	PIN_N2
SDRAM Data 10	PIN_P1
SDRAM Data 11	PIN_P2
SDRAM Data 12	PIN_R1
SDRAM Data 13	PIN_R2
SDRAM Data 14	PIN_T1
SDRAM Data 15	PIN_T2
SDRAM Bank Address 0	PIN_U3
SDRAM Bank Address 1	PIN_V4
SDRAM Low-byte Data Mask	PIN_R7
SDRAM High-byte Data Mask	PIN_M5
SDRAM Row Address Strobe	PIN_T5
SDRAM Column Address Strobe	PIN_T3
SDRAM Clock Enable	PIN_N3
SDRAM Clock	PIN_U4
SDRAM Write Enable	PIN_R8
SDRAM Chip Select	PIN_T6
SRAM Address 0	PIN_AA3
SRAM Address 1	PIN_AB3
SRAM Address 2	PIN_AA4
SRAM Address 3	PIN_AB4
SRAM Address 4	PIN_A5
SRAM Address 5	PIN_AB10
SRAM Address 6	PIN_AA11
SRAM Address 7	PIN_AB11
SRAM Address 8	PIN_V11
SRAM Address 9	PIN_W11
SRAM Address 10	PIN_R11
SRAM Address 11	PIN_T11
SRAM Address 12	PIN_Y10
SRAM Address 13	PIN_U10
SRAM Address 14	PIN_R10
SRAM Address 15	PIN_T7
SRAM Address 16	PIN_Y6
SRAM Address 17	PIN_Y5
SRAM Data 0	PIN_AA6
SRAM Data 1	PIN_AB6
SRAM Data 2	PIN_AA7
SRAM Data 3	PIN_AB7
SRAM Data 4	PIN_AA8
SRAM Data 5	PIN_AB8
SRAM Data 6	PIN_AA9
SRAM Data 7	PIN_AB9
SRAM Data 8	PIN_Y9
SRAM Data 9	PIN_W9
SRAM Data 10	PIN_V9
SRAM Data 11	PIN_U9
SRAM Data 12	PIN_R9
SRAM Data 13	PIN_W8
SRAM Data 14	PIN_V8
SRAM Data 15	PIN_U8
SRAM Write Enable	PIN_AA10
SRAM Output Enable	PIN_T8
SRAM High-byte Data Mask	PIN_W7
SRAM Low-byte Data Mask	PIN_Y7
SRAM Chip Enable	PIN_AB5