humpback: copied connectors
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@ -62,10 +62,10 @@ class HumpbackPlatform(LatticeICE40Platform):
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]
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]
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# Using the dict approach in (o)migen
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# Using the dict approach in (o)migen
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# Note: Numbering is required in nMigen, so some probably meaningful strings/integers are inserted
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# Note: Numbering is required in nMigen, so some probably not very meaningful strings/integers are inserted
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connectors = [
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connectors = [
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# EEM0 Connection Interface
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# EEM0 Connector
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Connector("eem", 0, {
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Connector("eem", 0, {
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"d0_cc_n": "H1",
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"d0_cc_n": "H1",
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"d0_cc_p": "J3",
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"d0_cc_p": "J3",
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@ -85,7 +85,7 @@ class HumpbackPlatform(LatticeICE40Platform):
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"d7_p" : "G3",
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"d7_p" : "G3",
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}),
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}),
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# EEM1 Connection Interface
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# EEM1 Connector
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Connector("eem", 1, {
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Connector("eem", 1, {
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"d0_cc_n": "L3",
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"d0_cc_n": "L3",
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"d0_cc_p": "L6",
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"d0_cc_p": "L6",
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@ -105,7 +105,7 @@ class HumpbackPlatform(LatticeICE40Platform):
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"d7_p": "K4",
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"d7_p": "K4",
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}),
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}),
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# EEM2 Connection Interface
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# EEM2 Connector
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Connector("eem", 2, {
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Connector("eem", 2, {
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"d0_cc_n": "G1",
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"d0_cc_n": "G1",
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"d0_cc_p": "J5",
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"d0_cc_p": "J5",
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@ -125,8 +125,8 @@ class HumpbackPlatform(LatticeICE40Platform):
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"d7_p": "R1",
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"d7_p": "R1",
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}),
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}),
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# STM32 Connection Pins
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# STM32 Nucleo/ Arduino Connector
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Connector("stm32", "pin", {
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Connector("stm32", "pins", {
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"PA0": "A2",
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"PA0": "A2",
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"PA1": "P14",
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"PA1": "P14",
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"PA2": "B8",
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"PA2": "B8",
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@ -179,6 +179,73 @@ class HumpbackPlatform(LatticeICE40Platform):
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"PG2": "K14",
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"PG2": "K14",
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"PG3": "K15",
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"PG3": "K15",
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}),
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}),
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# Beaglebone Black Connector
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Connector("bb", "pins", {
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"CLKOUT": "R9",
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"GPIO0_7": "R14",
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"GPIO1_16": "A16",
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"GPIO1_17": "R3",
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"GPIO1_29": "D11",
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"GPIO1_31": "D14",
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"GPIO2_6": "D16",
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"GPIO2_7": "C16",
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"GPIO2_8": "E16",
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"GPIO2_9": "D15",
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"GPIO2_11": "F15",
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"GPIO2_13": "F16",
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"GPIO2_22": "C11",
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"GPIO2_23": "C10",
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"GPIO2_24": "E10",
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"GPIO2_25": "D4",
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"GPIO3_19": "P4",
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"GPIO3_21": "R4",
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"GPMC_A2": "T7",
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"GPMC_A3": "T1",
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"GPMC_A14": "F9",
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"GPMC_A15": "B7",
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"GPMC_AD0": "C12",
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"GPMC_AD1": "E11",
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"GPMC_AD2": "J12",
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"GPMC_AD3": "J11",
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"GPMC_AD4": "C13",
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"GPMC_AD5": "C14",
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"GPMC_AD6": "J14",
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"GPMC_AD7": "J13",
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"GPMC_AD8": "E13",
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"GPMC_AD9": "G13",
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"GPMC_AD10": "G14",
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"GPMC_AD11": "G10",
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"GPMC_AD12": "E14",
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"GPMC_AD13": "H14",
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"GPMC_AD14": "F14",
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"GPMC_AD15": "F13",
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"GPMC_ADVN": "H12",
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"GPMC_BE0N": "G16",
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"GPMC_CLK": "H11",
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"GPMC_CSN1": "D13",
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"GPMC_OEN": "H13",
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"GPMC_WE1N": "G15",
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}),
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# ESP32 Connector
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Connector("esp32", "pins", {
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"IO2": "D9",
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"IO4": "D7",
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"IO22": "C7",
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"IO34": "E9",
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"IO35": "C9",
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}),
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# OrangePI Zero Connector
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Connector("orange_pi", "pins", {
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"PG06": "A15",
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}),
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]
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]
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# tool chain setup, using default ICE40 HX8K evaluation code
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# tool chain setup, using default ICE40 HX8K evaluation code
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@ -1,105 +0,0 @@
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import pandas as pd
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# Get dictionaries of:
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# - Non-global GPIO to FPGA mapping
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# - Global GPIO to FPGA mapping
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# (Ordered)
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def GPIOMapping():
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# Standard extraction of data from excel file
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data = pd.read_excel("nmigen/FPGA_pins.xlsx", skiprows = range(1,2))
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df = pd.DataFrame(data, columns=["Designator", "Pin Name", "Net"])
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stm32 = df[df.Net.str.startswith("STM32")]
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# Change some GPIO mapping for Nucleo-H743ZI2
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# Created a mapping from old pins to new pins
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old_to_new_dict = {
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# Old : New
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"PC1" :"PB1" ,
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"PC4" :"PC2" ,
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"PC5" :"PF10" ,
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"PA1" :"PB2" ,
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"PA7" :"PE9" ,
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"PA8" :"PF2" ,
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"PA9" :"PF1" ,
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"PA10" :"PF0" ,
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"PB1" :"PF4" ,
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"PC2" :"PF5" ,
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"PA2" :"PF6" ,
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"PB6" :"PG6" ,
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"PE13" :"PG12" ,
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"PF14" :"PE14" ,
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"PE14" :"PE6" ,
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}
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# Extract data from stm32 dataframe to a dictionary
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gpio_dict = {}
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global_gpio_dict = {}
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for index, row in stm32.iterrows():
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# Replace old pins with new pins
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# Note: There are 2 PE6 pins on Nucleo-H743ZI2
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# This will remove 1 mapping of PE6, keys cannot be duplicated
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key = row["Net"].split("_")[1]
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if key in old_to_new_dict:
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key = old_to_new_dict.pop(key)
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dict_entry = {key: row["Designator"]}
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# Insert mappings into dictionary
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if "BIN" in row["Pin Name"]:
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global_gpio_dict.update(dict_entry)
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else:
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gpio_dict.update(dict_entry)
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return gpio_dict, global_gpio_dict
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# Function to provide mapping EEM pins to differential pins
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# Usage:
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# Positive pin: <returned>[<eem_port_val>][<eem_port_ldvs_num>][0]
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# Negative pin: <returned>[<eem_port_val>][<eem_port_ldvs_num>][1]
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def diffMapping():
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eem0 = [
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# P+ve , N-ve
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[ "J3" , "H1" ],
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[ "F5" , "B1" ],
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[ "C1" , "C2" ],
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[ "F4" , "D2" ],
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[ "G5" , "D1" ],
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[ "G4" , "E3" ],
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[ "H5" , "E2" ],
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[ "G3" , "F3" ],
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]
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eem1 = [
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# P+ve , N-ve
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[ "L6" , "L3" ],
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[ "H6" , "F1" ],
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[ "H4" , "G2" ],
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[ "J4" , "H2" ],
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[ "J2" , "J1" ],
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[ "K1" , "K3" ],
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[ "L4" , "L1" ],
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[ "K4" , "M1" ],
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]
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eem2 = [
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# P+ve , N-ve
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[ "J5" , "G1" ],
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[ "K5" , "M2" ],
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[ "L7" , "N2" ],
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[ "M6" , "M3" ],
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[ "L5" , "N3" ],
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[ "P1" , "M4" ],
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[ "P2" , "M5" ],
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[ "R1" , "N4" ],
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]
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return [eem0, eem1, eem2]
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