Forlinx SBC OK1052-C, Руководство пользователя

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J1_74 -- POR_BUTTON -- 3.3V SoM reset pin BUTTON
J1_76 -- GND GND
J1_78 -- 5V_SYS -- 5V SoM power 5V_SYS
J1_80 -- 5V_SYS -- 5V SoM power 5V_SYS
Table 3 J2 connectors (odd) pin definition
NUM BALL Signal GPIO VOL Spec. Default Function
J2_1 B2 B2_SEMC_A9 GPIO4_IO18 3.3V SEMC bus address 9 SEMC_A9
J2_3 C2 C2_SEMC_A0 GPIO4_IO09 3.3V SEMC bus address 0 SEMC_A0
J2_5 B1 B1_SEMC_A6 GPIO4_IO15
3.3V
SEMC bus address 6 SEMC_A6
J2_7 G3 G3_SEMC_A2 GPIO4_IO11
3.3V
SEMC bus address 2 SEMC_A2
J2_9 G1 G1_SEMC_A1 GPIO4_IO10
3.3V
SEMC bus address 1 SEMC_A1
J2_11 G2 G2_SEMC_A10 GPIO4_IO23 3.3V SEMC bus address 10 SEMC_A10
J2_13 H1 H1_SEMC_A3 GPIO4_IO12 3.3V SEMC bus address 3 SEMC_A3
J2_15 -- GND GND
J2_17 F1 F1_SEMC_BA1 GPIO4_IO22 3.3V SEMCBANK selection SEMC_BA1
J2_19 E1 E1_SEMC_CS0 GPIO4_IO29
3.3V
SEMC bus chip
selection SEMC_CS0
J2_21 D2 D2_SEMC_RAS GPIO4_IO25 3.3V SEMC row latch saving SEMC_RAS
J2_23 D1 D1_SEMC_WE GPIO4_IO28 3.3V SEMC writing enable SEMC_WE
J2_25 C1 C1_SEMC_BA0 GPIO4_IO21
3.3V
SEMCBANK selection SEMC_BA0
J2_27 D3 D3_SEMC_CAS GPIO4_IO24
3.3V
SEMC column latching SEMC_CAS
J2_29 -- GND GND
J2_31 A12 A12_ENET_TX_DATA1 GPIO2_IO24 3.3V
Ethernet sending data 1
ENET_TX_DATA1
J2_33 B12
B12_ENET_TX_DATA0
GPIO2_IO23 3.3V
Ethernet sending data
0 ENET_TX_DATA0
J2_35 A13 A13_ENET_TX_EN GPIO2_IO25 3.3V
Ethernet sending enable
ENET_TX_EN
J2_37 C13 C13_ENET_RX_ER GPIO2_IO27 3.3V
Ethernet sending error
ENET_RX_ER
J2_39 C12 C12_ENET_RX_EN GPIO2_IO22
3.3V Ethernet sending enable
ENET_RX_EN
J2_41 E12
E12_ENET_RX_DATA0
GPIO2_IO20 3.3V
Ethernet receiving data 0
ENET_RX_DATA0
J2_43 D12
D12_ENET_RX_DATA1
GPIO2_IO21
3.3V Ethernet receiving data 1
ENET_RX_DATA1
J2_45 B13 B13_ENET_TX_CLK GPIO2_IO26 3.3V Ethernet sending clock ENET_TX_CLK
J2_47 -- GND - GND
J2_49 B14 B14_PWM3 GPIO2_IO31 3.3V PWM3 PWM3
J2_51 C14 C14_GPIO2_IO30 GPIO2_IO30 3.3V GPIO GPIO2_IO30
J2_53 D13 D13_SD1_CD_B GPIO2_IO28
3.3V
SD card plug detection SD1_CD_B
J2_55 D14 D14_WDOG_B GPIO2_IO29
3.3V
Watchdog WDOG_B
J2_57 -- GND GND
J2_59 G10 G10_JTAG_TRSTB GPIO1_IO11 3.3V JTAG reset input JTAG_TRSTB
J2_61 F14 F14_JTAG_TDI GPIO1_IO09 3.3V JTAG data input JTAG_TDI
J2_63 E14 E14_JTAG_TMS GPIO1_IO06 3.3V JTAG mode selection JTAG_TMS
J2_65 F12 F12_JTAG_TCK GPIO1_IO07 3.3V JTAG clock input JTAG_TCK
J2_67 F13 F13_JTAG_MOD GPIO1_IO08
3.3V JTAG/ SW mode convert
JTAG_MOD