From c788f9ae0a0d7c195af5a7441d3c97522470b247 Mon Sep 17 00:00:00 2001 From: CNLohr <lohr85@gmail.com> Date: Mon, 18 Sep 2023 02:33:32 -0400 Subject: [PATCH] Update README.md --- README.md | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/README.md b/README.md index 664eb4d..2f7a738 100644 --- a/README.md +++ b/README.md @@ -90,6 +90,12 @@ Other third party tools are adding lots of examples, etc. See the following rep You can open a github ticket or join my Discord in the #ch32v003fun channel. https://discord.gg/CCeyWyZ +## General notes about the CH32V003. + +CPI/Processor Speed: + +Ignoring branches and load/stores, compressed instructions run at 1 CPI. Non-compressed instructions run at 1 CPI for the first 2 instructions, then further ones take 2 CPI regardless of how many more you have. Running from RAM and running from FLASH have slightly different performance characteristics depending on wait states that should be measured in-situation. + ### Footnotes/links * https://raw.githubusercontent.com/openwch/ch32v003/main/RISC-V%20QingKeV2%20Microprocessor%20Debug%20Manual.pdf Debugging Manual -- GitLab