From 20da9064d7492b2f37a2140c17e468fb5785a593 Mon Sep 17 00:00:00 2001
From: Paul Sokolovsky <pfalcon@users.sourceforge.net>
Date: Sun, 4 Sep 2016 21:13:55 +0300
Subject: [PATCH] docs/esp8266/quickref: Update information on SPI classes.
SPI(1) is not used for hardware SPI. Few more details are provided.
---
docs/esp8266/quickref.rst | 8 +++++---
1 file changed, 5 insertions(+), 3 deletions(-)
diff --git a/docs/esp8266/quickref.rst b/docs/esp8266/quickref.rst
index d20987136..ae7a8f724 100644
--- a/docs/esp8266/quickref.rst
+++ b/docs/esp8266/quickref.rst
@@ -165,7 +165,8 @@ Use the ``machine.ADC`` class::
SPI bus
-------
-There are two SPI drivers. One is implemented in software and works on all pins::
+There are two SPI drivers. One is implemented in software (bit-banging)
+and works on all pins::
from machine import Pin, SPI
@@ -194,14 +195,15 @@ Hardware SPI
------------
The hardware SPI is faster (up to 80Mhz), but only works on following pins:
-``MISO`` is gpio12, ``MOSI`` is gpio13, and ``SCK`` is gpio14. It has the same
+``MISO`` is GPIO12, ``MOSI`` is GPIO13, and ``SCK`` is GPIO14. It has the same
methods as SPI, except for the pin parameters for the constructor and init
(as those are fixed).
from machine import Pin, SPI
- hspi = SPI(0, baudrate=80000000, polarity=0, phase=0)
+ hspi = SPI(1, baudrate=80000000, polarity=0, phase=0)
+(SPI(0) is used for FlashROM and not available to users.)
I2C bus
-------
--
GitLab