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- ChipName: Cyclone 4E Family, EP4CE22F17C6N
- CLOCKs:
- CLOCK50Hz R8
- LEDs [3.3V LVTTL]:
- LED0 A15 -- high active
- LED1 A13
- LED2 B13
- LED3 A11
- LED4 D1
- LED5 F3
- LED6 B1
- LED7 L3
- KEYS and switches [3.3V LVTTL]:
- KEY0 J15 -- active drives LOW
- KEY1 E1
- SWITCH0 M1
- SWITCH1 T8
- SWITCH2 B9
- SWITCH3 M15
- ADC: [3.3V LVTTL]
- /ADC_CS A10 -- chip select
- ADDR B10
- SDAT A9
- SCLK B14
- EEPROM (I2C): [3.3V LVTTL]
- SCLK F2
- SDAT F1
- ACCELEROMETER (I2C or SPI) [3.3V LVTTL]:
- SCLK F2
- SDAT F1
- G_INT M2
- /G_CS G5 -- chip select
- SDRAM [3.3V LVTTL]:
- ADDR[0] R6 -- sdram address
- ADDR[1] V8
- ADDR[2] U8
- ADDR[3] P1
- ADDR[4] V5
- ADDR[5] W8
- ADDR[6] W7
- ADDR[7] AA7
- ADDR[8] Y5
- ADDR[9] Y6
- ADDR[10] R5
- ADDR[11] AA5
- ADDR[12] Y7
- DRAM_D[0] G2 -- sdram data
- DRAM_D[1] G1
- DRAM_D[2] L8
- DRAM_D[3] K5
- DRAM_D[4] K2
- DRAM_D[5] J2
- DRAM_D[6] J1
- DRAM_D[7] R7
- DRAM_D[8] T4
- DRAM_D[9] T2
- DRAM_D[10] T3
- DRAM_D[11] R3
- DRAM_D[12] R5
- DRAM_D[13] P3
- DRAM_D[14] N3
- DRAM_D[15] K1
- BANK_ADDR[0] M7 -- bank addres
- BANK_ADDR[1] M6
- DMASK[0] R6 -- byte data mask
- DMASK[1] T5
- /RAS L2 -- row address strobe
- /CAS L1 -- column address strobe
- CKE L7 -- clock enable
- CLK R4
- /WE C2 -- write enable
- /CS P6 -- chip select
- 40 PIN Header GPIO00 [3.3V LVTTL] (upper, near LEDs and push-buttons s)
- A8* [.] . D3
- B8* . . C3
- A2 . . A3
- B3 . . B4
- A4 . . B5
- VCC_SYS . . GND
- A5 . . D5
- B7 . . A6
- B7 . . D6
- A7 . . C6
- C8 . . E6
- E7 . . D8
- E8 . . F8
- F9 . . E9
- VCC3P3 . . GND
- C9 . . D9
- E11 . . E10
- C11 . . B11
- A12 . . D11
- D12 . . B12
- [.] marked as a little square on lower side of the board
- * input only
- 40 PIN Header GPIO01 [3.3V LVTTL] (lower near SMD switches)
- T9* [.] . F13
- R9* . . T15
- T14 . . T13
- R13 . . T12
- R12 . . T11
- VCC_SYS . . GND
- T10 . . R11
- P11 . . R10
- N12 . . P9
- N9 . . N11
- L16 . . K16
- R16 . . L15
- P15 . . P16
- R14 . . N16
- VCC3P3 . . GND
- N15 . . P14
- L14 . . N14
- M10 . . L13
- J16 . . K15
- J13 . . J14
- [.] marked as a little square on lower side of the board
- * input only
- 26 PIN Header
- VCC3P3 /. . E15*
- E16* . . M16*
- A14 . . B16
- C14 . . C16
- C15 . . D16
- D15 . . D14
- F15 . . F16
- F14 . . G16
- G15 . . x
- x . . x
- x . . x
- x . . x
- x . . GND
- /. Marked as a cut of the border on upper side of the board
- * Input Only
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