Update README.txt

This commit is contained in:
Gregory Nutt 2016-07-11 16:04:07 -06:00
parent dfe8596e53
commit d37c5718aa

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@ -10,6 +10,7 @@ Contents
o Freedom K64F Features
o Serial Console
o LEDs and Buttons
o Ethernet
o Development Environment
o GNU Toolchain Options
@ -125,6 +126,40 @@ LEDs and Buttons
SW2 PTC6/SPI0_SOUT/PD0_EXTRG/I2S0_RX_BCLK/FB_AD9/I2S0_MCLK/LLWU_P10
SW3 PTA4/FTM0_CH1/NMI_b/LLWU_P3
Ethernet
========
------------ ----------------- --------------------------------------------
KSZ8081 Board Signal(s) K64F Pin
Pin Signal Function
--- -------- ----------------- --------------------------------------------
1 VDD_1V2 VDDPLL_1.2V ---
2 VDDA_3V3 VDDA_ENET ---
3 RXM ENET1_RX- ---
4 RXP ENET1_RX+ ---
5 TXM ENET1_TX- ---
6 TXP ENET1_TX+ ---
7 X0 RMII_XTAL0 ---
8 XI RMII_XTAL1 ---
9 REXT --- ---, Apparently not connected
10 MDIO RMII0_MDIO PTB0/RMII0_MDIO
11 MDC RMII0_MDC PTB1/RMII0_MDC
12 RXD1 RMII0_RXD_1 PTA12/RMII0_RXD1
13 RXD0 RMII0_RXD_0 PTA13/RMII0_RXD0
14 VDDIO VDDIO_ENET ---
15 CRS_DIV PTA14/RMII0_CRS_DV
16 REF_CLK RMII_RXCLK PTA18/EXTAL0, PHY clock input
17 RXER RMII0_RXER PTA5/RMII0_RXER
18 INTRP RMII0_INT_B, J14 Pin 2, Apparently not available unless jumpered
PHY_INT_1
19 TXEN RMII0_TXEN PTA15/RMII0_TXEN
20 TXD0 RMII0_TXD_0 PTA16/RMII0_TXD0
21 TXD1 RMII0_TXD_1 PTA17/RMII0_TXD1
22 GND1 --- ---
24 nRST PHY_RST_B ---
25 GND2 --- ---
--- -------- ----------------- --------------------------------------------
Development Environment
=======================