Clean up the FPGA schematic from comments
Signed-off-by: Agis Zisimatos <agzisim@gmail.com>merge-requests/18/head
Agis Zisimatos
parent
bdd3c06adf
commit
94313541b0
103
fpga.kicad_sch
103
fpga.kicad_sch
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@ -4409,99 +4409,72 @@
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(uuid fec12e8a-1901-4ec2-bf58-3e459c2eddf1)
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)
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(text "If no SerDes channels\nare used, connect VCCAx\nto VCC. TODO: Check\nVCCAUXAx, if it is needed."
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(at 242.57 25.4 0)
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(uuid 03ae3431-170e-46f8-9ee3-b4a9423602b1)
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)
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(text "VCCAUX: Auxiliary power supply pin. \nThis dedicated pin powers the differential\nand (SSTL)referenced input buffers. \nBank VCCAUX is also used to power the \npush-pull output pre-driver sections.\n(Pg 6 sysio): \"Some of the ratioed buffers\n are powered by VCCAUX\".\n(Pg 6 of sysio): \"VCCAUX (2.5 V), \nsupports hysteresis, \nand is used for 3.3 V and 2.5 V signaling.\" "
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(at 69.85 259.08 0)
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(uuid 052d2162-5ecf-451c-8821-82e7b7c4e326)
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)
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(text "Current limit: 500mA" (at 20.32 36.83 0)
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(uuid 11c8c401-58ca-4581-b6c6-8b42a8ac5732)
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)
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(text "RX Link\n- I/Q Driver (AT86RF215 OUTPUT)\n- I/Q Receiver (FPGA INPUT)"
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(at 10.16 246.38 0)
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(uuid 1cf09907-a2f0-41f6-8bb6-49240c116e56)
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)
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(text "~{INITN} (lights) goes low:\nthis indicates an error\nwith the configuration\nprocess. \nCheck sysCONFIG TN."
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(at 185.42 134.62 0)
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(uuid 1fc7b0bc-c75a-4f5c-9849-13ba805f1b83)
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)
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(text "* Active read current with QSPI\nat 133MHz is 27mA(max).\n* Power-down and standby current\nis 50uA and 15uA(max)"
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(at 134.62 157.48 0)
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(uuid 2a869d09-c5f6-4766-b123-4893c037c54f)
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)
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(text "FPGA TRX" (at 67.31 147.32 90)
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(uuid 2bec34f5-8f16-4dda-ae07-a54c3fb30eec)
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)
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(text "For unused banks, it is recommended to set VCCIO to 0V to minimize power and hold the bank in hot socket."
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(at 179.07 -5.08 0)
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(uuid 3a799149-6248-4b90-afdf-11275d8246f3)
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)
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(text "Each sysI/O\npad pair will support programmable on/off differential input termination of 100 Ω."
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(at 121.92 242.57 0)
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(uuid 418e052a-4bd5-4f88-8135-0526cd1f37aa)
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)
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(text "Alternative: W25Q32JVSFIQ" (at 157.48 116.84 0)
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(uuid 48e62fd4-ea15-4c3f-81bd-76444d919ec3)
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)
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(text "Quiescent current: 30uA" (at 128.27 22.86 0)
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(uuid 5d7354d9-3ffb-4a37-96b5-611ad14af457)
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(text "Current Consumption:\nON state (IQ): 40 uA (typ)\nOFF state (ISD): 0.2 uA (typ)"
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(at 12.7 24.13 0)
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(uuid 62e72282-f6aa-481e-917c-4a1612beca0d)
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)
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(text "CFG[2:0] = 010\nBoot from SPI Flash.\nCheck sysCONFIG TN."
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(at 212.09 96.52 0)
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(uuid 642761d4-6b2a-47b1-bd0d-edaa6239ed5f)
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)
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(text "https://mindchasers.com/dev/pi-lattice-ecp5" (at 69.85 237.49 0)
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(text "Quiescent current: 38uA" (at 90.17 22.86 0)
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(uuid 6f73eb90-c978-4dbe-b223-3c8bd8144845)
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(uuid 78122701-3f85-4725-87c1-4256e560be09)
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)
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(text "Current Consumption: 3.8mA" (at 92.71 193.04 0)
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(effects (font (size 1.27 1.27)) (justify left bottom))
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(uuid 7a7d5b76-ae7c-4a63-992f-e5560ff6d5de)
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)
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(text "FPGA DEBUG/SPI" (at 130.81 154.94 90)
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(uuid 8ada0eaa-3244-4c1e-893a-788f9dbf683f)
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)
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(text "PIO A and B are grouped as a pair, and PIO C and D are group as a pair. Each pair\nsupports true LVDS differential input buffer. Only PIO A and B pair supports true\nLVDS differential output buffer.\nEach A/B and C/D pair supports programmable on/off differential input\ntermination of 100 Ω."
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(at 10.16 229.87 0)
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(uuid 92f6f638-55af-481a-b7ad-667d55b168c7)
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)
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(text "FPGA POWER" (at 281.94 62.23 90)
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(uuid 9bf13e1e-4967-4c03-8620-f215ef5e2862)
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)
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(text "In addition the VCCIO supply, every bank also has an auxiliary global supply called VCCAUX. The bank VCCAUX supply is\nused to power the differential and referenced (SSTL) input buffer. Bank VCCAUX is also used to power the push-pull\noutput pre-driver sections"
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(at 121.92 248.92 0)
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(text "* VCCAUX: 14mA\n* VCC: 120mA, peak 320mA\n* VCCIO: 5mA, peak 100mA "
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(at 242.57 67.31 0)
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(uuid cc62948f-f41e-4d38-8519-869e96c69cc6)
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)
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(text "A dedicated PCLK clock pin must always be used to route an external\nclock source to FPGA logic and I/O."
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(at 10.16 217.17 0)
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(uuid dcf10d7c-f7f9-4115-8ffa-bcd1f05f5786)
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(uuid 9e6154a2-a2e8-4c25-a7cf-bf4f4f903801)
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)
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(text "FPGA CONFIGURATION" (at 281.94 149.86 90)
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(effects (font (size 3.4036 3.4036) (thickness 0.6807) bold) (justify left bottom))
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(uuid e2416b2e-f191-40db-a0a3-64649bc9f155)
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)
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(text "https://www.latticesemi.com/-/media/LatticeSemi/Documents/ApplicationNotes/EH/FPGA-TN-02032-1-3-ECP5-ECP5G-sysIO-Usage-Guide.ashx?document_id=50464"
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(at 121.92 237.49 0)
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(uuid f2a25096-3564-4916-8c2e-b67098c44353)
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)
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(text "DONE (lights) goes High:\nthis indicates that FPGA\nenters user mode.\nCheck sysCONFIG TN."
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(at 185.42 143.51 0)
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(uuid f7609145-7680-487c-b45e-73108a33c279)
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)
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(text "TX Link\n- I/Q Receiver (AT86RF215 INPUT)\n- I/Q Driver (FPGA OUTPUT, A and B pair)"
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(at 10.16 238.76 0)
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(uuid f980636c-796b-47ce-8d2e-4767f413d5c9)
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)
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(label "CFG_IO2" (at 255.27 135.89 180)
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@ -4791,10 +4764,10 @@
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