Differences

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

--- boards:demov1 [2022/11/13 13:05]
darron [Setup]
+++ boards:demov1 [2022/11/14 00:02]
darron [Test]
@@ Line 5: / Line 5: @@
 {{:boards:demov1-test.jpg?200|J-Link test with J-Link EDU Mini}}
 \\ \\
-{{:boards:demov1-test2.jpg?200|OpenOCD test with J-Link CLONE}}
+{{:boards:demov1-test3.jpg?200|OpenOCD test with J-Link CLONE}}
 \\ \\
 {{boards:stm32f030.png?200|Pinout}}
@@ Line 56: / Line 56: @@
 === Power ===
-Power is supplied on the USB socket which feeds a 3V3 LDO regulator. The USB socket does not support I/O, it's only for powering the device.
-=== Setup ===
+Power is supplied on the USB socket or the 5V pins. This feeds a 3V3 LDO regulator.
+The USB socket does not support I/O, it's only for powering the device.
+=== Test ===
 For testing this board use a [[interfaces:ftdi|UM232R]] for power, serial comms,
@@ Line 64: / Line 67: @@
 pin and provide a pulse for testing STM32 EXTI.
-For programming, use [[tools:segger|J-Link]] device or [[tools:openocd|OpenOCD]].
+For programming, use [[tools:segger|J-Link]] or [[tools:openocd|OpenOCD]].
 ==Wiring==
@@ Line 94: / Line 97: @@
 </code>
-==Reset==
+From the RS232 perspective RTS is inverted so when picocom takes
+the line low, it's actually a high logical output and the board
+is taken out of reset.
-CTRL A CTRL G will change the RTS line state from high to low
+==Reset==
-to alter the reset line.
-From the RS232 perspective it's inverted so when picocom says
+Picocom CTRL A CTRL G will toggle the RTS line state.
-the line is low, it's actually a high output and the device
-is out of reset.
 ==Reboot==
@@ Line 114: / Line 116: @@
 ==Pulse==
-CTRL A CTRL P will pulse the DTR pin from low to high for
+Picocom CTRL A CTRL P will pulse the DTR pin from low to high for
-second.
+second to test EXTI high or low edge.
-=== Test ===
+=== Programming ===
-Test SWD with J-Link and OpenOCD.
+Use SWD with J-Link or OpenOCD.
 ==J-Link==

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