djsundog
/
circuitpython
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

nrf/modules: Replace master/slave with controller/peripheral in SPI. 

Also remove mistaken usage of MASTER/SLAVE constants in comments.
This commit is contained in:
David P 2021-06-12 14:54:47 +10:00 committed by Damien George
parent f365025c9c
commit d3f6ce7dc3
1 changed files with 4 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
ports/nrf/modules/machine/spi.c
View File

@ -46,18 +46,18 @@
#endif
/// \moduleref machine
/// \class SPI - a master-driven serial protocol
/// \class SPI - a controller-driven serial protocol
///
/// SPI is a serial protocol that is driven by a master. At the physical level
/// SPI is a serial protocol that is driven by a controller. At the physical level
/// there are 3 lines: SCK, MOSI, MISO.
///
/// See usage model of I2C; SPI is very similar. Main difference is
/// parameters to init the SPI bus:
///
/// from machine import SPI
/// spi = SPI(1, SPI.MASTER, baudrate=600000, polarity=1, phase=0, crc=0x7)
/// spi = SPI(1, baudrate=600000, polarity=1, phase=0, crc=0x7)
///
/// Only required parameter is mode, SPI.MASTER or SPI.SLAVE. Polarity can be
/// Polarity can be
/// 0 or 1, and is the level the idle clock line sits at. Phase can be 0 or 1
/// to sample data on the first or second clock edge respectively. Crc can be
/// None for no CRC, or a polynomial specifier.