Update planned pin mapping for simple DC moor control to can be combined with SPI...

IRC B signal moved from gpio7,8 to gpio25,27.

Signed-off-by: Pavel Pisa <ppisa@pikron.com>

diff --git a/doc/rpi_gpio_use.md b/doc/rpi_gpio_use.md
index 02d20ac5bd1ccdbb084e30a4709cd2e234170aae..6b4361791f3f267f48e037699098eb2cab979b8c 100644 (file)
--- a/doc/rpi_gpio_use.md
+++ b/doc/rpi_gpio_use.md
@@ -10,25 +10,25 @@ RPi and rpi-mc-1 Board Pins
 | gpio3    | 5       |           |          |         |          |
 | GND      | 6       |           |          |         |          |
 | gpio4    | 7       |           | gpio_clk | gpio_clk| TDI      |
-| gpio14   | 8       |           |          |         | RxD      |
+| gpio14   | 8       | TxD       | TxD      | TxD     | TxD      |
 | GND      | 9       |           |          |         |          |
-| gpio15   | 10      |           |          |         | TxD      |
-| gpio17   | 11      |           |          |         |          |
+| gpio15   | 10      | RxD       | RxD      | RxD     | RxD      |
+| gpio17   | 11      |           |          | irc_i   |          |
 | gpio18   | 12      | pwm_in    |          | pwm1    |          |
-| gpio27   | 13      |           |          |         | TMS      |
+| gpio27   | 13      | irc_b (n) |          |         | TMS      |
 | GND      | 14      |           |          |         |          |
 | gpio22   | 15      | pwm_dir_in|          | pwm1_en | TRST     |
 | gpio23   | 16      | irc_a     |          | irc_a   | RTCK     |
-| +3.3v    | 17      |           |          |         | TDO      |
-| gpio24   | 18      | irc_a     |          | irc_i   |          |
+| +3.3v    | 17      |           |          |         |          |
+| gpio24   | 18      | irc_a     |          |         | TDO      |
 | gpio10   | 19      |           | spi_mosi | spi_mosi|          |
 | GND      | 20      |           |          |         |          |
 | gpio9    | 21      |           | spi_miso | spi_miso|          |
-| gpio25   | 22      |           |          |         | TCK      |
+| gpio25   | 22      | irc_b (n) |          | irc_b   | TCK      |
 | gpio11   | 23      |           | spi_clk  | spi_clk |          |
-| gpio8    | 24      | irc_b     |          | irc_b   |          |
+| gpio8    | 24      | irc_b (o) |          |         |          |
 | GND      | 25      |           |          |         |          |
-| gpio7    | 26      | irc_b     | spi_ce   | spi_ce  |          |
+| gpio7    | 26      | irc_b (o) | spi_ce   | spi_ce  |          |
 | ID_SDA   | 27      |           |          |         |          |
 | ID_SCL   | 28      |           |          |         |          |
 | gpio5    | 29      |           |          |         |          |