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authorGregory Nutt <gnutt@nuttx.org>2014-10-15 07:27:54 -0600
committerGregory Nutt <gnutt@nuttx.org>2014-10-15 07:27:54 -0600
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Update README
-rw-r--r--nuttx/configs/nucleo-f4x1re/README.txt45
1 files changed, 37 insertions, 8 deletions
diff --git a/nuttx/configs/nucleo-f4x1re/README.txt b/nuttx/configs/nucleo-f4x1re/README.txt
index f701e6b67..fd5855bae 100644
--- a/nuttx/configs/nucleo-f4x1re/README.txt
+++ b/nuttx/configs/nucleo-f4x1re/README.txt
@@ -7,31 +7,60 @@ NucleoF401RE and NucleoF411RE boards from ST Micro. See
http://www.st.com/web/catalog/mmc/FM141/SC1169/SS1577/LN1810/PF258797
http://www.st.com/web/catalog/mmc/FM141/SC1169/SS1577/LN1877/PF260049
-These two boards are very similar, differing only in the STM32 chip
-mounted on board.
+These two boards are very similar, both supporting STM32 "Dynamic Efficiency
+Line" parts but differing in the specific STM32 chip mounted on board. The
+chips themselves are also very similar with the STM32F411RE having some
+additional capability:
NucleoF401RE:
Microprocessor: 32-bit ARM Cortex M4 at 84MHz STM32F104RE
Memory: 512 KB Flash and 96 KB SRAM
+ ADC: 1×12-bit, 2.4 MSPS A/D converter: up to 10 channels
+ DMA: 16-stream DMA controllers with FIFOs and burst support
+ Timers: Up to 11 timers: up to six 16-bit, two 32-bit timers, two
+ watchdog timers, and a SysTick timer
+ GPIO: Up to 81 I/O ports with interrupt capability
+ I2C: Up to 3 × I2C interfaces
+ USARTs: Up to 3 USARTs
+ SPIs: Up to 4 SPIs (2 I2S)
+ SDIO interface
+ USB: USB 2.0 full-speed device/host/OTG controller with on-chip PHY
+ CRC calculation unit
+ RTC
NucleoF411RE:
Microprocessor: 32-bit ARM Cortex M4 at 100MHz STM32F411RE
Memory: 512 KB Flash and 128 KB SRAM
+ ADC: 1×12-bit, 2.4 MSPS A/D converter: up to 10 channels
+ DMA: 16-stream DMA controllers with FIFOs and burst support
+ Timers: Up to 11 timers: up to six 16-bit, two 32-bit timers, two
+ watchdog timers, and a SysTick timer
+ GPIO: Up to 81 I/O ports with interrupt capability
+ I2C: Up to 3 × I2C interfaces
+ USARTs: Up to 3 USARTs
+ USARTs: Up to 3 USARTs
+ SPIs: Up to 4 SPIs (2 I2S)
+ SDIO interface
+ USB: USB 2.0 full-speed device/host/OTG controller with on-chip PHY
+ CRC calculation unit
+ RTC
The NucleoF411RE also has additional DMA and SPI peripheral capabilities.
Board features, however, are identical:
- I/O Pins Out: 37, 17 On the Connector
- ADCs: 1 (at 12-bit resolution)
- Peripherals: 10 timers, 2 I2Cs, 2 SPI ports, 3 USARTs, 1 led
- Other: Sleep, stop, and standby modes; serial wire debug and JTAG interfaces
+ Peripherals: 1 led, 1 push button
+ Debug: Serial wire debug and JTAG interfaces
Expansion I/F Ardino and Morpho Headers
- Uses a STM32F103 to provide a ST-Link for programming, debug similar to the OpenOcd
- FTDI function - USB to JTAG front-end.
+ Uses a STM32F103 to provide a ST-Link for programming, debug similar to the
+ OpenOcd FTDI function - USB to JTAG front-end.
+
+ See http://mbed.org/platforms/ST-Nucleo-F401RE and
+ http://developer.mbed.org/platforms/ST-Nucleo-F411RE for more
+ information about these boards.
Contents
========