From 5f4e7dad4a4ab1e5cd7acb7f216a01ff869ef7bb Mon Sep 17 00:00:00 2001 From: Lee Lup Yuen Date: Wed, 26 Apr 2023 22:01:15 +0800 Subject: [PATCH] Update doc --- README.md | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/README.md b/README.md index be1250c..38d4b2b 100644 --- a/README.md +++ b/README.md @@ -7043,6 +7043,10 @@ OK [(See the Complete Log)](https://github.com/lupyuen2/wip-pinephone-nuttx-apps/blob/8ea4208cbd4758a0f1443c61bffa7ec4a8390695/examples/hello/hello_main.c#L663-L681) +Let's talk about the SMS PDU... + +## SMS PDU Format + _What's the PDU Length?_ Our SMS Message PDU has 42 total bytes... @@ -7234,6 +7238,8 @@ Comes from the [Unicode UTF-16 Encoding](https://en.wikipedia.org/wiki/UTF-16) o (These are 7-Bit ASCII Characters, so the UTF-16 Encoding looks identical to ASCII) +## SMS Text Mode vs PDU Mode + _Why send SMS in PDU Mode instead of Text Mode?_ TODO: More reliable (304 Invalid PDU), UTF-16, Receive messages