Differences

This shows you the differences between two versions of the page.

--- boards:stm32f4 [2022/11/04 14:34] – [Resources] darron
+++ boards:stm32f4 [2022/11/23 16:13] (current) – [Clocks] darron
@@ Line 45: / Line 45: @@
 PD9  41 42 PD10                     PA10  41 42 PA13
 PD11 43 44 PD12                     PA8   43 44 PA9
-PD13 45 46 PD14                     PC8   45 46 PA9
+PD13 45 46 PD14                     PC8   45 46 PC9
 PD15 47 48 NC                       PC6   47 48 PC7
 GND  49 50 GND AUDIO OUT USB OTG    GND   49 50 GND
-I2C1 SCL PB6 PB8
+USART2 TX   PA2
-ICC1 SDA PB7 PB9
+USART2 RX   PA3
+I2C1   SCL  PB6 PB8
+ICC1   SDA  PB7 PB9
+SPI1   CLK  PA5
+SPI1   MISO PA6
+SPI1   MOSI PA7
 </code>
@@ Line 57: / Line 64: @@
 BOTH jumpers on: ST-LINK on board enabled, CN2 SWD disabled.
 BOTH jumpers off: ST-LINK on board disabled, CN2 SWD enabled.
+</code>
+There are different revisions of this board and the sample here
+is the MB997C. One difference between this and the original board
+revision MB997B is that they changed the MEMS sensor from the
+LIS302DL to the LIS3DSH. The LIS3DSH is now obsolete and has been
+replaced by the LIS3DH.
+===Clocks===
+<code>
+MC0 8000000  X1 8MHz ST-LINK/V1
+HSE 8000000  X2 8MHz
+HSI 16000000
+LSE 0        X3 NOT FITTED
+LSI 32768
 </code>