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fixeria gerrit-no-reply at lists.osmocom.orgfixeria has submitted this change. ( https://gerrit.osmocom.org/c/osmo-gsm-manuals/+/22619 ) Change subject: TRXD: clarify description of NOPE / IDLE indications ...................................................................... TRXD: clarify description of NOPE / IDLE indications Change-Id: Idaa1c597cbfd198a0f1802ac01b210d42369ee95 Related: SYS#4895, OS#4941, OS#4006 --- M common/chapters/trx_if.adoc 1 file changed, 22 insertions(+), 4 deletions(-) Approvals: Jenkins Builder: Verified pespin: Looks good to me, but someone else must approve laforge: Looks good to me, approved diff --git a/common/chapters/trx_if.adoc b/common/chapters/trx_if.adoc index e1aef4a..ef2740b 100644 --- a/common/chapters/trx_if.adoc +++ b/common/chapters/trx_if.adoc @@ -398,6 +398,24 @@ } ---- +.TRXDv1 NOPE / IDLE indication message structure +[packetdiag] +---- +{ + colwidth = 32 + node_height = 40 + + 0-3: VER(1) + 4: RES + 5-7: TN + 8-39: FN + 40-47: RSSI + 48-63: TOA256 + 64-71: MTS (NOPE.ind) + 72-87: C/I +} +---- + VER: 4 bits:: TRXD header version, v0 and v1 are specified so far. @@ -463,10 +481,10 @@ ---- IDLE / nope frame indication:: -The bit number 7 (MSB) is set to high when either nothing has been detected, or -during IDLE frames, so noise levels can be delivered, and avoid clock gaps on -the BTS side. Other bits are ignored, and should be set to low (`0`) in this -case. +The bit number 7 (MSB) is set to high when either nothing has been detected, so +the BTS scheduler keeps processing bursts without gaps, or during IDLE frames, +so the current noise levels can be delivered. Other bits are ignored, and should +be set to low (`0`) in this case. The field "Soft-bits" is omited. Modulation and TS set number:: GMSK has 4 sets of training sequences (see tables 5.2.3a-d), while 8-PSK (see -- To view, visit https://gerrit.osmocom.org/c/osmo-gsm-manuals/+/22619 To unsubscribe, or for help writing mail filters, visit https://gerrit.osmocom.org/settings Gerrit-Project: osmo-gsm-manuals Gerrit-Branch: master Gerrit-Change-Id: Idaa1c597cbfd198a0f1802ac01b210d42369ee95 Gerrit-Change-Number: 22619 Gerrit-PatchSet: 2 Gerrit-Owner: fixeria <vyanitskiy at sysmocom.de> Gerrit-Reviewer: Jenkins Builder Gerrit-Reviewer: fixeria <vyanitskiy at sysmocom.de> Gerrit-Reviewer: laforge <laforge at osmocom.org> Gerrit-Reviewer: pespin <pespin at sysmocom.de> Gerrit-MessageType: merged -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.osmocom.org/pipermail/gerrit-log/attachments/20210213/d6d2c55b/attachment.htm>