From: lkcl Date: Sun, 14 Nov 2021 18:21:53 +0000 (+0000) Subject: (no commit message) X-Git-Tag: opf_rfc_ls005_v1~3388 X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=0a3d1ab7d6d75771e7d8051650fa5b25a4ea6910;p=libreriscv.git --- diff --git a/docs/pinmux.mdwn b/docs/pinmux.mdwn index 4dfde8ba4..45b1a8d82 100644 --- a/docs/pinmux.mdwn +++ b/docs/pinmux.mdwn @@ -9,8 +9,9 @@ Links: Managing IO on an ASIC is nowhere near as simple as on an FPGA. An FPGA has built-in IO Pads, the wires terminate inside an -existing silicon block which has been tested for you. In an -ASIC, a bi-directional IO Pad requires three wires (in, out, +existing silicon block which has been tested for you. +In an ASIC, you are going to have to do everything yourself. +In an ASIC, a bi-directional IO Pad requires three wires (in, out, out-enable) to be routed right the way from the ASIC, all the way to the IO PAD, where only then does a wire bond connect it to a single pin.