Pico Communications E-14 manual Appendix D Cpld Pinout, Net Pin Description Direction

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Appendix D – CPLD Pinout

CPLD Pinout

Net	Pin	Description	Direction
50MHZ_CLOCK	K2	50 MHz Clock In +/‐ 50 ppm	I
CPLD_TDI	J10	CPLD JTAG TDI	O
ETHER_TDI	A6	Ethernet JTAG TDI	O
F\L\A\S\H\_\B\Y\T\E\	K7	8/16 Bit Mode Select	O
F\L\A\S\H\_\O\E\	A8	Output Enable	O
F\L\A\S\H\_\R\E\S\E\T\	A2	Flash Reset	O
F\L\A\S\H\_\W\E\	A3	Flash Write Enable	O
F\L\A\S\H\_\W\P\	A4	Flash Write Protect	O
F\L\A\S\H\_C\E\	A9	Flash Chip Enable	O
F\P\G\A\_\P\R\O\G\	A5	FPGA Asynchronous Reset	O
FLASH_A0	K8	Address 1 [8 Bit Mode]	O
FLASH_A1	K1	Address 2	I/O
FLASH_A2	H1	Address 3	I/O
FLASH_A3	F1	Address 4	I/O
FLASH_A4	K4	Address 5	I/O
FLASH_A5	C3	Address 6	I/O
FLASH_A6	G3	Address 7	I/O
FLASH_A7	H3	Address 8	I/O
FLASH_A8	A7	Address 9	I/O
FLASH_A9	J1	Address 10	I/O
FLASH_A10	H10	Address 11	I/O
FLASH_A11	G1	Address 12	I/O
FLASH_A12	D1	Address 13	I/O
FLASH_A13	C1	Address 14	I/O
FLASH_A14	K5	Address 15	I/O
FLASH_A15	E1	Address 16	I/O
FLASH_A16	A1	Address 17	I/O
FLASH_A17	B1	Address 18	I/O
FLASH_A18	A10	Address 19	I/O
FLASH_A19	E3	Address 20	I/O
FLASH_A20	F3	Address 21	I/O
FLASH_A21	C5	Address 22	I/O
FLASH_A22	B10	Address 23	I/O
FLASH_A23	C4	Address 24	I/O
FLASH_A24	D8	Address 25	I/O
FLASH_A25	C8	Address 26	I/O
FLASH_D15	G10	Address 0*	I/O
FPGA_CCLK	F10	FPGA Configuration Clock	O
FPGA_DONE	D10	FPGA Done Programming	I
FPGA_INIT	E10	FPGA Ready to Program	I/O
LOAD	K6	Load Image Request	I
PEEKABOO	H5	Output Last Address Before Done Request	I
E‐14 Hardware Reference Manual		www.picocomputing.com	Pico Computing, Inc.