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SAME70 Xplained: Updated README

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This commit is contained in:
Gregory Nutt 2015-11-19 10:25:08 -06:00
parent f4213873f3
commit 5106a8a9ca
1 changed files with 39 additions and 37 deletions
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76
configs/same70-xplained/README.txt
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@ -44,8 +44,8 @@ use either the VCOM or an external RS-232 driver. Here are some options.
Pin on SAME70 Arduino Arduino SAME70
J503 PIO Name Pin Function
------ ------ ------- ------- --------
1 PD28 RX0 0 URXD3
2 PD30 TX0 1 UTXD3
1 PD28 D0/RX0 0 URXD3
2 PD30 D1/TX0 1 UTXD3
------ ------ ------- ------- --------
In this configuration, an external RS232 driver can also be used
@ -62,47 +62,49 @@ use either the VCOM or an external RS-232 driver. Here are some options.
--------- -----------
- Arduino Communications. Additional UART/USART connections are available
on the Arduino Communications connection J505:
on the Arduino Communications connection J505 and J507:
------ ------ ------- ------- --------
Pin on SAME70 Arduino Arduino SAME70
J503 PIO Name Pin Function
------ ------ ------- ------- --------
3 PD18 RX1 0 URXD4
4 PD19 TX1 0 UTXD4
5 PD15 RX2 0 RXD2
6 PD16 TX2 0 TXD2
7 PB0 RX3 0 RXD0
8 PB1 TX3 1 TXD0
------ ------ ------- ------- --------
--------- ---------- --------------------------------
Connector SAME70 Pin Description
--------- ---------- --------------------------------
J503 1 URXD3 PD28 Standard Arduino serial (D0/RXD)
J503 2 UTXD3 PD30 Standard Arduino serial (D1/TXD)
--------- ---------- --------------------------------
J505 3 URXD4 PD18 Arduino D19
J505 4 UTXD4 PD19 Arduino D18
J505 5 RXD2 PD15 Arduino D17
J505 6 TXD2 PD16 Arduino D16
J505 7 RXD0 PB0 Arduino D15
J505 8 TXD0 PB1 Arduino D14
--------- ---------- --------------------------------
J507 27 RXD1 PA21 Arduino D46
J507 28 TXD1 PB4 Arduino D47
--------- ---------- --------------------------------
- SAMV7-XULT EXTn connectors. USART pins are also available the EXTn
connectors. The following are labelled in the User Guide for USART
functionality:
---- -------- ------ --------
EXT1 EXTI1 SAME70 SAME70
Pin Name PIO Function
---- -------- ------ --------
13 USART_RX PB00 RXD0
14 USART_TX PB01 TXD0
---- -------- ------ --------
EXT2 EXTI2 SAME70 SAME70
Pin Name PIO Function
---- -------- ------ --------
13 USART_RX PA21 RXD1
14 USART_TX PB04 TXD1
SAME70 Xplained Connectors
--------- ---------- --------------------------------
Connector SAME70 Pin Description
--------- ---------- --------------------------------
J401 13 RXD0 PB0 EXT1 UART_RX
J401 14 TXD0 PB1 EXT1 UART_7X
--------- ---------- --------------------------------
J402 13 RXD1 PA21 EXT2 UART_RX
J402 14 TXD1 PB4 EXT2 UART_TX
--------- ---------- --------------------------------
- VCOM. The Virtual Com Port gateway is available on USART1:
------ --------
SAME70 SAME70
PIO Function
------ --------
PB04 TXD1
PA21 RXD1
------ --------
EDBG VCOM Interface
---------------- --------- --------------------------
EDBG Singal SAME70
---------------- --------- --------------------------
EDBG_CDC_UART_RX TXD1 PB4
EDBG_CDC_UART_TX RXD1 PA21
---------------- --------- --------------------------
Any of these options can be selected as the serial console by:
@ -1129,9 +1131,9 @@ Configuration sub-directories
NOTES:
1. The serial console is configured by default for use with and Arduino
serial shield (UART3). You will need to reconfigure if you will
to use a different U[S]ART.
1. The serial console is configured by default for use with the EDBG VCOM
(USART1). You will need to reconfigure if you will to use a different
U[S]ART.
2. Default stack sizes are large and should really be tuned to reduce
the RAM footprint: