Differences

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

--- logicpython:cubloc_api:blen [2026/04/10 02:06] – created - external edit 127.0.0.1
+++ logicpython:cubloc_api:blen [2026/04/10 04:03] (current) – removed mfranklin
@@ Line 1: / Line 1: @@
-====== BLen ======
-Return the number of bytes currently in a receive or send buffer.
-===== Syntax =====
-<code python>
-from cubloc import BLen
-BLen(channel: int, bufferType: int)
-</code>
-===== Parameters =====
-  * **channel**: RS-232 ''channel'' number (0 or 1).
-  * **bufferType**: 0=Receive buffer, 1=Send buffer.
-===== Return Value =====
-Return the number of bytes currently in a receive or send buffer.
-===== Exceptions =====
-  * [[https://docs.micropython.org/en/latest/library/builtins.html#TypeError|TypeError]]: An argument is not an integer.
-  * [[https://docs.micropython.org/en/latest/library/builtins.html#ValueError|ValueError]]: ''channel'' or ''bufferType'' is out of range.
-  * [[https://docs.micropython.org/en/latest/library/builtins.html#RuntimeError|RuntimeError]]: ''OpenCom'' has not been called for this ''channel''.
-===== Example =====
-<code python>
-from cubloc import BLen
-# Example usage
-result = BLen(0, 16)
-print(result)
-</code>
-===== Related APIs =====
-  * [[logicpython:cubloc_api:bclr|BClr]]
-  * [[logicpython:cubloc_api:bfree|BFree]]
-  * [[logicpython:cubloc_api:checkbf|CheckBf]]
-  * [[logicpython:cubloc_api:get|Get]]
-  * [[logicpython:cubloc_api:geta|GetA]]