[README] Coarse sweep to use markup in READMEs.

This should improve online readability of the readme files.

examples/stm32/f1/other/adc_temperature_sensor/README.md

@@ -1,6 +1,4 @@
-------------------------------------------------------------------------------
-README
-------------------------------------------------------------------------------
+# README
 
 This example program sends some characters on USART1.
 Afterwards it read out the internal temperature sensor of the STM32 and

examples/stm32/f1/other/dma_mem2mem/README.md

@@ -1,6 +1,4 @@
-------------------------------------------------------------------------------
-README
-------------------------------------------------------------------------------
+# README
 
 This program demonstrates a little DMA MEM2MEM transfer. A string is sent out
 to USART1 and afterwards copied by DMA to another memory location. To check

examples/stm32/f1/other/dogm128/README.md

@@ -1,6 +1,4 @@
-------------------------------------------------------------------------------
-README
-------------------------------------------------------------------------------
+# README
 
 This example program writes some text on an DOGM128 LCD display connected
 to SPI2.

examples/stm32/f1/other/i2c_stts75_sensor/README.md

@@ -1,6 +1,4 @@
-------------------------------------------------------------------------------
-README
-------------------------------------------------------------------------------
+# README
 
 This example program sends some characters on USART1.
 Afterwards it connects to an STTS75 sensor (ST LM75 compatible)

examples/stm32/f1/other/rtc/README.md

@@ -1,6 +1,4 @@
-------------------------------------------------------------------------------
-README
-------------------------------------------------------------------------------
+# README
 
 This is a small RTC example project.
 

examples/stm32/f1/other/systick/README.md

@@ -1,6 +1,4 @@
-------------------------------------------------------------------------------
-README
-------------------------------------------------------------------------------
+# README
 
 This example program blinks a LED on PortB Pin 6. 1 second on / 1 second off.
 Blinking is done via the systick timer interrupt.

examples/stm32/f1/other/timer_interrupt/README.md

@@ -1,6 +1,4 @@
-------------------------------------------------------------------------------
-README
-------------------------------------------------------------------------------
+# README
 
 This example program blinks a LED on PortB Pin 6. 1 second on / 1 second off.
 Blinking is made only with the timer interrupt of the TIM2 timer.

examples/stm32/f1/other/usb_cdcacm/README.md

@@ -1,6 +1,4 @@
-------------------------------------------------------------------------------
-README
-------------------------------------------------------------------------------
+# README
 
 This example implements a USB CDC-ACM device (aka Virtual Serial Port)
 to demonstrate the use of the USB device stack.

examples/stm32/f1/other/usb_dfu/README.md

@@ -1,6 +1,4 @@
-------------------------------------------------------------------------------
-README
-------------------------------------------------------------------------------
+# README
 
 This example implements a USB Device Firmware Upgrade (DFU) bootloader
 to demonstrate the use of the USB device stack.

examples/stm32/f1/other/usb_hid/README.md

@@ -1,6 +1,4 @@
-------------------------------------------------------------------------------
-README
-------------------------------------------------------------------------------
+# README
 
 This example implements a USB Human Interface Device (HID)
 to demonstrate the use of the USB device stack.