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o Clarify README about headers provided for system SPI bus.

o fix some typos: LDP6803 -> LPD6803
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hzeller committed Jun 4, 2016
1 parent d852a75 commit b68bbdc01a9df6ab9c574f5ea1fb35ef89e680e4
Showing with 6 additions and 6 deletions.
  1. +1 −1 README.md
  2. +4 −4 hardware/README.md
  3. +1 −1 include/multi-spi.h
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@@ -8,7 +8,7 @@ This is the hardware and library separated out of the [FlaschenTaschen] project
to be used independently.
This provides a Raspberry Pi Adapter to connect up to 16 SPI-type LED strips
-(such as **APA102**, **WS2801**, **LDP6803**), that are fed by the Raspberry Pi
+(such as **APA102**, **WS2801**, **LPD6803**), that are fed by the Raspberry Pi
in parallel for fast update rates.
The C++ library can be found in [include/](./include) and
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@@ -1,7 +1,7 @@
16 LED strip Raspberry Pi Adapter
=================================
-Adapter to connect up to 16 SPI-type LED strips (e.g. WS2801, LDP6803 or APA102).
+Adapter to connect up to 16 SPI-type LED strips (e.g. WS2801, LPD6803 or APA102).
The software to control these SPI outputs can be found in the `MultiSPI` class
in this project.
@@ -22,9 +22,9 @@ GND | CLK | DATA | +5V
* Input power (5V) operates level shifter as well as the Raspberry Pi; no
separate USB supply needed.
* Fused 5V outputs on connectors to prevent accidents.
-* The pins of the I2C, UART and SPI busses of Raspberry Pi are not
- occupied by the data lines. They are broken out and allow connecting
- other common peripherals.
+* The pins of the I²C, UART and system-SPI busses (including both CS-lines)
+ of the Raspberry Pi are not occupied by the data lines. They are broken out
+ and allow connecting other common peripherals.
The CLK is shared, but each connector gets a dedicated buffered signal.
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@@ -98,7 +98,7 @@ MultiSPI *CreateDirectMultiSPI(int speed_mhz = 4,
// - Jitter does not exceed several 10 usec. Needed for WS2801.
// Disadvantage:
// - Limited speed (1-2Mhz). Good for WS2801 which can't go faster
-// anyway, but wasting potential with LDP6803 or APA102 that can go
+// anyway, but wasting potential with LPD6803 or APA102 that can go
// much faster.
MultiSPI *CreateDMAMultiSPI(int clock_gpio = MultiSPI::SPI_CLOCK);
}

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