§ Пины GPIO

BANK  | PIN     | SHIELD PS2 | 7SEGMENT | ETHERNET
===================================================
IO-0  | PIN_101 | USB0_DAT-  | DIG[4] E | RXD[3]
IO-1  | PIN_103 | USB1_DAT-  | DIG[7] . | RXCLK
IO-2  | PIN_104 | USB1_DAT+  | DIG[3] D | RXD[1]
IO-3  | PIN_105 | USB0_DAT+  | DIG[6] G | RXD[2]
IO-4  | PIN_106 | --         | DIG[2] C | RXDV
IO-5  | PIN_110 | --         | DIG[5] F | RXD[0]
IO-6  | PIN_111 | SOUND_LF   | DIG[0] A | MDIO
IO-7  | PIN_112 | SOUND_RT   | DIG[1] B | MDC
IO-8  | PIN_113 | KEYB_CLK   | KEY[3]   | RESETB
IO-9  | PIN_114 | KEYB_DAT   | KEY[1]   | XI
IO-10 | PIN_115 | MOUSE_CLK  | KEY[2]   | TXEN
IO-11 | PIN_119 | MOUSE_DAT  | KEY[0]   | TXD[3]
IO-12 | PIN_120 | --         | DIGEN[2] | TXD[2]
IO-13 | PIN_121 | --         | DIGEN[1] | TXD[1]
IO-14 | PIN_124 | --         | DIGEN[3] | TXD[0]
IO-15 | PIN_125 | --         | DIGEN[0] | TXCLK

§ Назначение контактов в файле QSF

# CLK
set_location_assignment PIN_25  -to clk

# LED
set_location_assignment PIN_79  -to led[3]
set_location_assignment PIN_83  -to led[2]
set_location_assignment PIN_84  -to led[1]
set_location_assignment PIN_85  -to led[0]

# KEY
set_location_assignment PIN_23  -to keys[0]
set_location_assignment PIN_22  -to keys[1]

# ADC
set_location_assignment PIN_86  -to adc_clock_20mhz
set_location_assignment PIN_100 -to adc_input[0]
set_location_assignment PIN_99  -to adc_input[1]
set_location_assignment PIN_98  -to adc_input[2]
set_location_assignment PIN_91  -to adc_input[3]
set_location_assignment PIN_90  -to adc_input[4]
set_location_assignment PIN_89  -to adc_input[5]
set_location_assignment PIN_87  -to adc_input[7]
set_location_assignment PIN_88  -to adc_input[6]

# VGA
set_location_assignment PIN_128 -to vga_blue[4]
set_location_assignment PIN_129 -to vga_blue[3]
set_location_assignment PIN_132 -to vga_blue[2]
set_location_assignment PIN_133 -to vga_blue[1]
set_location_assignment PIN_135 -to vga_blue[0]
set_location_assignment PIN_144 -to vga_red[4]
set_location_assignment PIN_1   -to vga_red[3]
set_location_assignment PIN_2   -to vga_red[2]
set_location_assignment PIN_3   -to vga_red[1]
set_location_assignment PIN_7   -to vga_red[0]
set_location_assignment PIN_136 -to vga_green[5]
set_location_assignment PIN_137 -to vga_green[4]
set_location_assignment PIN_138 -to vga_green[3]
set_location_assignment PIN_141 -to vga_green[2]
set_location_assignment PIN_142 -to vga_green[1]
set_location_assignment PIN_143 -to vga_green[0]
set_location_assignment PIN_127 -to vga_hs
set_location_assignment PIN_126 -to vga_vs

# SDRAM
set_location_assignment PIN_60  -to sdram_addr[0]
set_location_assignment PIN_64  -to sdram_addr[1]
set_location_assignment PIN_65  -to sdram_addr[2]
set_location_assignment PIN_66  -to sdram_addr[3]
set_location_assignment PIN_46  -to sdram_addr[4]
set_location_assignment PIN_49  -to sdram_addr[5]
set_location_assignment PIN_50  -to sdram_addr[6]
set_location_assignment PIN_51  -to sdram_addr[7]
set_location_assignment PIN_52  -to sdram_addr[8]
set_location_assignment PIN_53  -to sdram_addr[9]
set_location_assignment PIN_59  -to sdram_addr[10]
set_location_assignment PIN_54  -to sdram_addr[11]
set_location_assignment PIN_55  -to sdram_bank[0]
set_location_assignment PIN_58  -to sdram_bank[1]
set_location_assignment PIN_30  -to sdram_dq[15]
set_location_assignment PIN_31  -to sdram_dq[14]
set_location_assignment PIN_32  -to sdram_dq[13]
set_location_assignment PIN_33  -to sdram_dq[12]
set_location_assignment PIN_34  -to sdram_dq[11]
set_location_assignment PIN_38  -to sdram_dq[10]
set_location_assignment PIN_39  -to sdram_dq[9]
set_location_assignment PIN_42  -to sdram_dq[8]
set_location_assignment PIN_71  -to sdram_dq[7]
set_location_assignment PIN_72  -to sdram_dq[6]
set_location_assignment PIN_73  -to sdram_dq[5]
set_location_assignment PIN_74  -to sdram_dq[4]
set_location_assignment PIN_75  -to sdram_dq[3]
set_location_assignment PIN_76  -to sdram_dq[2]
set_location_assignment PIN_77  -to sdram_dq[1]
set_location_assignment PIN_80  -to sdram_dq[0]
set_location_assignment PIN_68  -to sdram_cas
set_location_assignment PIN_44  -to sdram_clock
set_location_assignment PIN_70  -to sdram_ldqm
set_location_assignment PIN_67  -to sdram_ras
set_location_assignment PIN_43  -to sdram_udqm
set_location_assignment PIN_69  -to sdram_we

# FTDI
set_location_assignment PIN_24  -to ftdi_rx
set_location_assignment PIN_28  -to ftdi_tx

§ Шилд разъемов с PS/2


set_location_assignment PIN_103 -to usb[1]
set_location_assignment PIN_104 -to usb[0]
set_location_assignment PIN_111 -to sound_left
set_location_assignment PIN_112 -to sound_right
set_location_assignment PIN_113 -to ps2_keyb[1]
set_location_assignment PIN_114 -to ps2_keyb[0]
set_location_assignment PIN_115 -to ps2_mouse[1]
set_location_assignment PIN_119 -to ps2_mouse[0]

§ Шилд семисегментного индикатора

Схема шилда

Назначение контактов в QSF
# Индикатор
set_location_assignment PIN_111 -to dig[0]
set_location_assignment PIN_112 -to dig[1]
set_location_assignment PIN_106 -to dig[2]
set_location_assignment PIN_104 -to dig[3]
set_location_assignment PIN_101 -to dig[4]
set_location_assignment PIN_110 -to dig[5]
set_location_assignment PIN_105 -to dig[6]
set_location_assignment PIN_103 -to dig[7]

# Кнопки
set_location_assignment PIN_119 -to key[0]
set_location_assignment PIN_114 -to key[1]
set_location_assignment PIN_115 -to key[2]
set_location_assignment PIN_113 -to key[3]

# Транзисторы
set_location_assignment PIN_125 -to edig[0]
set_location_assignment PIN_121 -to edig[1]
set_location_assignment PIN_120 -to edig[2]
set_location_assignment PIN_124 -to edig[3]

§ Шилд Ethernet

Назначение контактов в QSF
set_location_assignment PIN_101 -to RTL_RXD[3]
set_location_assignment PIN_103 -to RTL_RXCLK
set_location_assignment PIN_104 -to RTL_RXD[1]
set_location_assignment PIN_105 -to RTL_RXD[2]
set_location_assignment PIN_106 -to RTL_RXDV
set_location_assignment PIN_110 -to RTL_RXD[0]
set_location_assignment PIN_111 -to RTL_MDIO
set_location_assignment PIN_112 -to RTL_MDC

set_location_assignment PIN_113 -to RTL_RESETB
set_location_assignment PIN_114 -to RTL_XI
set_location_assignment PIN_115 -to RTL_TXEN
set_location_assignment PIN_119 -to RTL_TXD[3]
set_location_assignment PIN_120 -to RTL_TXD[2]
set_location_assignment PIN_121 -to RTL_TXD[1]
set_location_assignment PIN_124 -to RTL_TXD[0]
set_location_assignment PIN_125 -to RTL_TXCLK
Подключение микросхемы:
  • Подключить RTL_MDC = 0, RTL_RESETB = 1. Подать
  • Подать 25 Мгц на RTL_XI
  • Принимать входящие данные по RTL_RXCLK, исходящие по RTL_TXCLK
  • RTL_RXDV = 1 означает, что пришедшие данные валидные
  • Входящие данные RTL_RXD
  • Исходящие данные RTL_TXD
17 янв, 2021
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