srenblad/artiq
1
0
Fork 0
forked from M-Labs/artiq
Code Pull Requests Activity

si5324: unify N31 settings when used as synthesizer

Browse Source 
Closes #1528
This commit is contained in:
Sebastien Bourdeauducq 2020-10-12 14:45:52 +08:00
parent a058be2ede
commit 35c61ce24d
1 changed files with 8 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

16
artiq/firmware/runtime/rtio_clocking.rs
View File

@ -67,7 +67,7 @@ pub mod crg {
#[cfg(si5324_as_synthesizer)]
fn setup_si5324_as_synthesizer() {
// 125 MHz output from 10 MHz CLKIN2, 504 Hz BW
// 125 MHz output from 10 MHz CLKINx reference, 504 Hz BW
#[cfg(all(rtio_frequency = "125.0", si5324_ext_ref, ext_ref_frequency = "10.0"))]
const SI5324_SETTINGS: si5324::FrequencySettings
= si5324::FrequencySettings {
@ -75,12 +75,12 @@ fn setup_si5324_as_synthesizer() {
nc1_ls : 4,
n2_hs : 10,
n2_ls : 300,
n31 : 75,
n31 : 6,
n32 : 6,
bwsel : 4,
crystal_ref: false
};
// 125MHz output, from 100MHz CLKIN2 reference, 586 Hz loop bandwidth
// 125MHz output, from 100MHz CLKINx reference, 586 Hz loop bandwidth
#[cfg(all(rtio_frequency = "125.0", si5324_ext_ref, ext_ref_frequency = "100.0"))]
const SI5324_SETTINGS: si5324::FrequencySettings
= si5324::FrequencySettings {
@ -88,12 +88,12 @@ fn setup_si5324_as_synthesizer() {
nc1_ls : 4,
n2_hs : 10,
n2_ls : 260,
n31 : 65,
n31 : 52,
n32 : 52,
bwsel : 4,
crystal_ref: false
};
// 125MHz output, from 125MHz CLKIN2 reference, 606 Hz loop bandwidth
// 125MHz output, from 125MHz CLKINx reference, 606 Hz loop bandwidth
#[cfg(all(rtio_frequency = "125.0", si5324_ext_ref, ext_ref_frequency = "125.0"))]
const SI5324_SETTINGS: si5324::FrequencySettings
= si5324::FrequencySettings {
@ -114,7 +114,7 @@ fn setup_si5324_as_synthesizer() {
nc1_ls : 4,
n2_hs : 10,
n2_ls : 19972,
n31 : 4993,
n31 : 4565,
n32 : 4565,
bwsel : 4,
crystal_ref: true
@ -127,7 +127,7 @@ fn setup_si5324_as_synthesizer() {
nc1_ls : 4,
n2_hs : 10,
n2_ls : 33732,
n31 : 9370,
n31 : 7139,
n32 : 7139,
bwsel : 3,
crystal_ref: true
@ -140,7 +140,7 @@ fn setup_si5324_as_synthesizer() {
nc1_ls : 6,
n2_hs : 10,
n2_ls : 33732,
n31 : 9370,
n31 : 7139,
n32 : 7139,
bwsel : 3,
crystal_ref: true