From c6176f9e0734f7d531ae05e42665fbcc8b4cb8dd Mon Sep 17 00:00:00 2001
From: Paulus <kruger@astron.nl>
Date: Thu, 23 Sep 2021 10:29:11 +0100
Subject: [PATCH] Working RCU2L QM on LTS
---
config/RCU.yaml | 299 +++++++++++++++++++++++++++++++++++-----
i2cserv/i2c_array.py | 1 -
i2cserv/i2cbitbang1.py | 4 +-
opcuaserv/yamlreader.py | 7 +-
scripts/ADCreset.py | 4 +-
scripts/Ant_Pwr.py | 25 ++++
scripts/Att.py | 7 +-
scripts/Band.py | 4 +-
scripts/DTH_test.py | 23 ++++
scripts/SetMonitor.py | 2 +-
scripts/Startup.py.old | 50 +++++++
scripts/test_common.py | 7 +
12 files changed, 390 insertions(+), 43 deletions(-)
create mode 100644 scripts/Ant_Pwr.py
create mode 100644 scripts/DTH_test.py
create mode 100644 scripts/Startup.py.old
diff --git a/config/RCU.yaml b/config/RCU.yaml
index 84d2d70..7e70e59 100644
--- a/config/RCU.yaml
+++ b/config/RCU.yaml
@@ -9,7 +9,7 @@ drivers:
- name: I2C_RCU
type: i2c_array #An array of similar devices connected to an I2C switch
parent: I2C1
- parameters: [0,31,5] #start,number of RCUs, error count to disable I2C
+ parameters: [0,31,14] #start,number of RCUs, error count to disable I2C
status: RCU_I2C_STATUS
- name: I2C_HBAT
type: hba1 #Special driver to manage HBAT1s.
@@ -18,18 +18,18 @@ drivers:
parameters: [15] #PPS GPIO pin
- name: I2Cbb1
type: i2cbitbang1 #I2C bitbang via GPIO expander
- devreg: [IO1.GPIO1,IO2.GPIO2,IO2.CONF2]
- parameters: [6,3,3] #pins
+ devreg: [IO3.GPIO2,IO3.GPIO2,IO3.CONF2]
+ parameters: [5,6,6] #pins
parent: I2C_RCU
- name: I2Cbb2
type: i2cbitbang1
- devreg: [IO1.GPIO2,IO2.GPIO1,IO1.CONF1]
- parameters: [7,7,7]
+ devreg: [IO3.GPIO2,IO3.GPIO2,IO3.CONF2]
+ parameters: [4,6,6]
parent: I2C_RCU
- name: I2Cbb3
type: i2cbitbang1
- devreg: [IO1.GPIO2,IO2.GPIO1,IO1.CONF1]
- parameters: [7,7,7]
+ devreg: [IO3.GPIO2,IO3.GPIO2,IO3.CONF2]
+ parameters: [3,6,6]
parent: I2C_RCU
- name: SPIbb1
type: spibitbang1 #SPI bitbang via GPIO expander: CLK, SDIO, SDIOdir,CS
@@ -92,7 +92,7 @@ device_registers:
- name: AN
description: Monitor ADC on RCU
- address: 0x14
+ address: 0x74 #was 0x14 on RCU2-DIG PCBs
device: LTC2495
driver: I2C1
registers:
@@ -108,10 +108,18 @@ device_registers:
address: 0xB280
- name: I_Ant2
address: 0xBA80
- - name: V_Ant0
+ - name: V_Ant_I0
address: 0xB380
- - name: V_Ant1
+ - name: V_Ant_O0
address: 0xBB80
+ - name: V_Ant_I1
+ address: 0xB480
+ - name: V_Ant_O1
+ address: 0xBC80
+ - name: V_Ant_I2
+ address: 0xB580
+ - name: V_Ant_O2
+ address: 0xBD80
- name: Temp
address: 0xA0C0
@@ -178,16 +186,24 @@ device_registers:
registers:
- name: Freq
description: Frequency
- address: [0x1140,0x1141]
+ address: [0x1240,0x1140]
- name: Property
description: Properties
- address: [0x11,0x11]
+ address: [0x12,0x11]
+ - name: State
+ address: [0x61,0x60]
- name: Start
description: Start CW
address: [0x62,0x62]
- name: Stop
description: Stop CW
address: [0x67,0x67]
+ - name: Rev
+ address: 0x10
+ - name: Tune
+ address: [0x1221,0x1121]
+ - name: CONF
+ address: [0x1210,0x1110]
variables:
- name: Ant_mask
@@ -230,7 +246,7 @@ variables:
driver: I2C_RCU
devreg: [IO1.GPIO1,IO1.GPIO2,IO2.GPIO1]
bitoffset: [0,0,0]
- width: 5
+ width: 6
rw: rw
dtype: uint8
dim: 96
@@ -291,8 +307,73 @@ variables:
monitor: true
mask: RCU_I2C_STATUS
- - name: RCU_Pwr_dig
- description: Enable LDOs
+ - name: RCU_3V3
+ driver: I2C_RCU
+ devreg: AN.V_3v3
+ width: 23
+ scale: 1.463e-6
+ rw: ro
+ dtype: double
+ dim: 32
+ monitor: true
+ mask: RCU_I2C_STATUS
+
+ - name: RCU_1V8
+ driver: I2C_RCU
+ devreg: AN.V_1v8
+ width: 23
+ scale: 7.1526e-7
+ rw: ro
+ dtype: double
+ dim: 32
+ monitor: true
+ mask: RCU_I2C_STATUS
+
+ - name: RCU_2V5
+ driver: I2C_RCU
+ devreg: AN.V_2v5
+ width: 23
+ scale: 7.1526e-7
+ rw: ro
+ dtype: double
+ dim: 32
+ monitor: true
+ mask: RCU_I2C_STATUS
+
+ - name: RCU_V_ANT
+ driver: I2C_RCU
+ devreg: [AN.V_Ant_O0,AN.V_Ant_O1,AN.V_Ant_O2]
+ width: 23
+ scale: 2.7895e-6
+ rw: ro
+ dtype: double
+ dim: 96
+ monitor: true
+ mask: RCU_I2C_STATUS
+
+ - name: ANT_V
+ driver: I2C_RCU
+ devreg: [AN.V_Ant_I0,AN.V_Ant_I1,AN.V_Ant_I2]
+ width: 23
+ scale: 2.7895e-6
+ rw: ro
+ dtype: double
+ dim: 96
+ monitor: true
+ mask: RCU_I2C_STATUS
+
+ - name: ANT_I
+ driver: I2C_RCU
+ devreg: [AN.I_Ant0,AN.I_Ant1,AN.I_Ant2]
+ width: 23
+ scale: 7.1526e-8
+ rw: ro
+ dtype: double
+ dim: 96
+ monitor: true
+ mask: RCU_I2C_STATUS
+
+ - name: RCU_PWR_DIGITAL_ON
driver: I2C_RCU
devreg: IO2.GPIO1
width: 1
@@ -302,6 +383,47 @@ variables:
dim: 32
mask: RCU_mask
+ - name: RCU_PWR_GOOD
+ driver: I2C_RCU
+ devreg: IO2.GPIO1
+ width: 1
+ bitoffset: 7
+ rw: ro
+ dtype: boolean
+ dim: 32
+ monitor: true
+ mask: RCU_I2C_STATUS
+
+ - name: RCU_PWR_ANALOG_ON
+ driver: I2C_RCU
+ devreg: IO1.GPIO2
+ width: 1
+ bitoffset: 7
+ rw: ro
+ dtype: boolean
+ dim: 32
+ mask: RCU_mask
+
+ - name: RCU_DTH_SHUTDOWN
+ driver: I2C_RCU
+ devreg: [IO3.GPIO1,IO3.GPIO1,IO3.GPIO2]
+ width: 1
+ bitoffset: [7,6,7]
+ rw: ro
+ dtype: boolean
+ dim: 96
+ mask: ANT_mask
+
+ - name: ANT_PWR_ON
+ driver: I2C_RCU
+ devreg: [IO1.GPIO1,IO1.GPIO1,IO1.GPIO2]
+ width: 1
+ bitoffset: [6,7,6]
+ rw: rw
+ dtype: boolean
+ dim: 96
+ mask: Ant_mask
+
- name: HBA_element_beamformer_delays
description: Delays of each frontend
driver: I2C_HBAT
@@ -366,14 +488,72 @@ variables:
dim: 96
debug: true
-# - name: RCU_dth1_freq
-# driver: I2C_RCU
-# devreg: [DTH1.Freq,DTH2.Freq,DTH3.Freq]
-# width: 32
-# rw: rw
-# dtype: uint32
-# dim: 96
-# mask: Ant_mask
+ - name: RCU_ADC_JESD
+ driver: I2C_RCU
+ devreg: [ADC1.JESD_control1,ADC2.JESD_control1,ADC3.JESD_control1]
+ width: 8
+ rw: ro
+ dtype: uint8
+ dim: 96
+ debug: true
+
+ - name: RCU_ADC_CML_level
+ driver: I2C_RCU
+ devreg: [ADC1.CML_level,ADC2.CML_level,ADC3.CML_level]
+ width: 8
+ rw: ro
+ dtype: uint8
+ dim: 96
+ debug: true
+
+ - name: RCU_DTH_freq
+ driver: I2C_RCU
+ devreg: [DTH1.Freq,DTH2.Freq,DTH3.Freq]
+ width: 32
+ rw: rw
+ dtype: uint32
+ dim: 96
+ mask: Ant_mask
+
+ - name: RCU_DTH_tune
+ driver: I2C_RCU
+ devreg: [DTH1.Tune,DTH2.Tune,DTH3.Tune]
+ width: 16
+ rw: rw
+ dtype: uint32
+ dim: 96
+ mask: Ant_mask
+ debug: true
+
+ - name: RCU_DTH_config
+ driver: I2C_RCU
+ devreg: [DTH1.CONF,DTH2.CONF,DTH3.CONF]
+ width: 8
+ rw: rw
+ dtype: uint32
+ dim: 96
+ mask: Ant_mask
+ debug: true
+
+ - name: RCU_DTH_ON
+ driver: I2C_RCU
+ devreg: [DTH1.State,DTH2.State,DTH3.State]
+ width: 1 #read only first of 2 bytes
+ bitoffset: [1,1,1]
+ rw: ro
+ dtype: boolean
+ dim: 96
+ mask: Ant_mask
+
+ - name: RCU_DTH_Rev
+ driver: I2C_RCU
+ devreg: [DTH1.Rev,DTH2.Rev,DTH3.Rev]
+ width: 88
+ rw: rw
+ dtype: uint32
+ dim: 96
+ mask: Ant_mask
+ debug: true
methods:
- name: RCU_Init #Called after startup to load. Should have all stored registers
@@ -399,13 +579,13 @@ methods:
mask: RCU_mask
instructions:
- RCU_I2C_STATUS: 0
- - IO2.CONF1: 0 #Set device register, can also specify a register adress direction e.g. OIO2.0: 0
- - IO2.GPIO1: 0x4A
- - IO2.GPIO2: 0x55
- - IO3.GPIO1: 0x15
- - IO3.GPIO2: 0x47
- - IO1.GPIO1: 0xCA
- - IO1.GPIO2: 0xCA
+ - IO2.CONF1: 0x80 #Pgood on 0x80
+ - IO2.GPIO1: 0x4A #0x40 Dig on, 0x0a =10dB att
+ - IO2.GPIO2: 0x55 #0x15 #Band0 (or 0x2a band 1) #LEDS=on=low
+ - IO3.GPIO1: 0x15 #ADC_SDIO=high, clk=low, DTH_EN=low
+ - IO3.GPIO2: 0x47 #ADC SC=high, DTH_SDA=high
+ - IO1.GPIO1: 0x0A #0x0a = 10dB att
+ - IO1.GPIO2: 0x8A #0x80 Analog on, 0x0a=10dB att
- IO2.CONF2: 0
- IO3.CONF1: 0
- IO3.CONF2: 0
@@ -426,15 +606,20 @@ methods:
mask: RCU_mask
debug: True
instructions:
- - RCU_Pwr_dig: Update #Read value and update the OPC-UA variable
+ - RCU_PWR_DIGITAL_ON: Update #Read value and update the OPC-UA variable
+ - RCU_PWR_ANALOG_ON: Update
+ - ANT_PWR_ON: Update
- RCU_ID: Update
- RCU_version: Update
- RCU_LED0: Update
+ - RCU_LED1: Update
- RCU_attenuator: Update
- RCU_band: Update
- RCU_ADC_lock: Update
- RCU_ADC_sync: Update
-
+ - RCU_DTH_SHUTDOWN: Update
+ - RCU_DTH_freq: Update
+ - RCU_DTH_ON: Update
- name: ADC1_on
driver: I2C_RCU
@@ -471,7 +656,8 @@ methods:
mask: RCU_mask
instructions:
- RCU_I2C_STATUS: 0
- - RCU_Pwr_dig: 0 #Switch power off
+ - RCU_PWR_ANALOG_ON: 0 #Switch power off
+ - RCU_PWR_DIGITAL_ON: 0 #Switch power off
- IO2.GPIO1: 0
- IO2.GPIO2: 0
- IO3.GPIO1: 0
@@ -490,3 +676,50 @@ methods:
- HB_UC_update.wait_pps : 1
- RCU_state: 1
+
+ - name: DTH_on
+ driver: I2C_RCU
+ debug: True
+ mask: RCU_mask
+# rw: hidden
+ instructions:
+# - RCU_DTH_SHUTDOWN : 0
+ - RCU_DTH_config : [0,0,0]
+# - RCU_DTH_tune : [0,0,0,0,0,0]
+# - DTH1.CONF : 0
+# - DTH1.Tune : [0,0] #no tuning
+# - WAIT: 10
+# - DTH1.Start : [1,0,0,0,1,0x55]
+ - DTH1.Start : [0,1,0,0,1]
+# - DTH1.0x60: #PA_config...
+# - DTH2.CONF : 0
+# - WAIT: 10
+# - DTH2.Tune : [0,0] #no tuning
+# - WAIT: 10
+ - DTH2.Start : [0,1,0,0,1]
+# - DTH3.CONF : 0
+# - WAIT: 10
+# - DTH3.Tune : [0,0] #no tuning
+# - WAIT: 10
+ - DTH3.Start : [0,1,0,0,1]
+ - RCU_DTH_ON : Update
+ - RCU_DTH_config: Update #debug
+ - RCU_DTH_tune: Update #debug
+
+ - name: DTH_off
+ driver: I2C_RCU
+ debug: True
+ mask: RCU_mask
+# rw: hidden
+ instructions:
+# - RCU_DTH_SHUTDOWN : [1,1,1]
+# - WAIT: 100
+# - RCU_DTH_SHUTDOWN : [0,0,0]
+# - RCU_DTH_SHUTDOWN : 1
+ - DTH1.Stop : [0,0]
+ - DTH2.Stop : [0,0]
+ - DTH3.Stop : [0,0]
+# - DTH1.State : [0,0]
+# - DTH2.State : [0,0]
+# - DTH3.State : [0,0]
+ - RCU_DTH_ON: Update
diff --git a/i2cserv/i2c_array.py b/i2cserv/i2c_array.py
index 41c4d88..a2177c9 100644
--- a/i2cserv/i2c_array.py
+++ b/i2cserv/i2c_array.py
@@ -25,7 +25,6 @@ class i2c_array(i2c_dev):
self.N=len(self.RCU_Switch1);
self.I2Cmask=[0]*self.N
self.I2Ccut=pars[2];
- print("I2Ccut=",pars[2])
self.disableI2ConError=pars[2]>0;
# self.devregs,RCU_storeReg=DevRegList(yaml)
# print("Init",config['name'],'len=',len(self.RCU_Switch1),' stored reg=',RCU_storeReg)
diff --git a/i2cserv/i2cbitbang1.py b/i2cserv/i2cbitbang1.py
index ea1adfe..5d94cad 100644
--- a/i2cserv/i2cbitbang1.py
+++ b/i2cserv/i2cbitbang1.py
@@ -19,7 +19,8 @@ class i2cbitbang1(hwdev):
if not(reg is None):
if reg>255: data=[reg//256,reg%256]+data;
else: data=[reg]+data;
- return self.SetI2Cbb(addr,data)
+ if not(self.SetI2Cbb(addr,data)): return False;
+ return self.GetI2Cbb(addr,[]);
if read==2: return self.SetI2Cbb(addr,data)
elif read==1:
if not(reg is None):
@@ -134,6 +135,7 @@ class i2cbitbang1(hwdev):
TXbyte(ADC_address);
print("si status:",hex(RXbyte()))#should be 0x80
+# if not(RXbyte()==0x80): return False;
for i in range(len(value)):
value[i]=RXbyte(last=(i==len(value)-1))
#stop
diff --git a/opcuaserv/yamlreader.py b/opcuaserv/yamlreader.py
index 7582906..1ee0836 100644
--- a/opcuaserv/yamlreader.py
+++ b/opcuaserv/yamlreader.py
@@ -26,6 +26,7 @@ class yamlreader(yamlconfig):
self.timecount=0;
self.monitorvarcnt=0;
self.statusid=self.getvarid(yamlfile+"_translator_busy");
+ self.statusOPC=None
def SetBusy(self):
if self.statusid is None: return
@@ -219,15 +220,19 @@ class yamlreader(yamlconfig):
T1=self.monitorvar.get_value()*10;
if T1<=0: return;
self.timecount+=1;
+ if self.statusOPC is None: self.statusOPC=self.conf['variables'][self.statusid].get('OPCR')
while self.timecount>=T1:
- if self.server.QoutLength()>3: return;
+ if not(self.statusOPC is None) and self.statusOPC.get_value(): return;
+ if self.server.QoutLength()>0: return;
v=self.conf['variables'][self.monitorvarcnt];
if v.get('monitor'):
mask=(v['maskOPC'].get_value() if v.get('maskOPC') else [])
# print("monitor",v['name'],mask)
+ self.SetBusy()
self.server.readvar(self.monitorvarcnt,mask=mask)
self.monitorvarcnt+=1;
if self.monitorvarcnt>=len(self.conf['variables']):
self.monitorvarcnt=0;
self.timecount=0;
+# self.OPCset(self.statusid,[1],[])
diff --git a/scripts/ADCreset.py b/scripts/ADCreset.py
index 7cb6d6e..c41cd63 100644
--- a/scripts/ADCreset.py
+++ b/scripts/ADCreset.py
@@ -1,6 +1,6 @@
from test_common import *
-RCUs=[0,1,2,3];
+RCUs=[3];
setRCUmask(RCUs)
def wait(var1="RCU_translator_busy_R"):
@@ -14,7 +14,7 @@ def wait(var1="RCU_translator_busy_R"):
callmethod("RCU_off")
wait()
#exit()
-#time.sleep(2)
+time.sleep(2)
callmethod("RCU_on")
wait()
#callmethod("RCU_on")
diff --git a/scripts/Ant_Pwr.py b/scripts/Ant_Pwr.py
new file mode 100644
index 0000000..16b71c9
--- /dev/null
+++ b/scripts/Ant_Pwr.py
@@ -0,0 +1,25 @@
+from test_common import *
+
+name="ANT_PWR_ON"
+RCU=[4];
+On=[True,True,True]
+#On=[False,False,False]
+#Att=[10,10,10]
+#RCU=[1,2,3];
+#Att=[0,0,0]
+
+
+setAntmask(RCU)
+
+att=get_value(name+"_R")
+print("Att old:",att[:18])
+for r in RCU:
+ att[3*r:3*r+3]=On
+print("Att set:",att[:18])
+set_value(name+"_RW",att)
+
+time.sleep(0.5)
+att=get_value(name+"_R")
+print("Att new:",att[:18])
+
+disconnect()
\ No newline at end of file
diff --git a/scripts/Att.py b/scripts/Att.py
index 65ca66b..ed75b9d 100644
--- a/scripts/Att.py
+++ b/scripts/Att.py
@@ -1,8 +1,10 @@
from test_common import *
name="RCU_attenuator"
-RCU=[0];
-Att=[1,1,1]
+RCU=[1];
+Att=[10,10,10]
+#RCU=[1,2,3];
+#Att=[0,0,0]
setAntmask(RCU)
@@ -11,6 +13,7 @@ att=get_value(name+"_R")
print("Att old:",att[:12])
for r in RCU:
att[3*r:3*r+3]=Att
+print("Att set:",att[:12])
set_value(name+"_RW",att)
time.sleep(0.5)
diff --git a/scripts/Band.py b/scripts/Band.py
index c450278..6073f45 100644
--- a/scripts/Band.py
+++ b/scripts/Band.py
@@ -1,8 +1,8 @@
from test_common import *
name="RCU_band"
-RCU=3;
-Att=[3,3,3]
+RCU=0;
+Att=[2,2,2]
setAntmask([RCU])
diff --git a/scripts/DTH_test.py b/scripts/DTH_test.py
new file mode 100644
index 0000000..5091d03
--- /dev/null
+++ b/scripts/DTH_test.py
@@ -0,0 +1,23 @@
+from test_common import *
+
+
+RCU=4;
+setAntmask([RCU])
+setRCUmask([RCU])
+
+if False:
+ name="RCU_DTH_freq"
+ Freq=[102e6,102.1e6,102.2e6]
+# Freq=[0,0,0]
+ att=get_value(name+"_R")
+ print("freq old:",att[3*RCU:3*RCU+3])
+ att[3*RCU:3*RCU+3]=[int(x) for x in Freq]
+ set_value(name+"_RW",att)
+ time.sleep(0.5)
+ att=get_value(name+"_R")
+ print("freq new :",att[3*RCU:3*RCU+3])
+
+call_debug_method("DTH_on")
+#call_debug_method("DTH_off")
+
+disconnect()
\ No newline at end of file
diff --git a/scripts/SetMonitor.py b/scripts/SetMonitor.py
index b303a5a..76f9d2d 100644
--- a/scripts/SetMonitor.py
+++ b/scripts/SetMonitor.py
@@ -1,6 +1,6 @@
from test_common import *
-rate= 10 #seconds
+rate= 0 #seconds
name="RCU_monitor_rate_RW"
print("old:",get_value(name))
diff --git a/scripts/Startup.py.old b/scripts/Startup.py.old
new file mode 100644
index 0000000..8e2395d
--- /dev/null
+++ b/scripts/Startup.py.old
@@ -0,0 +1,50 @@
+from test_common import *
+
+restart_clk=False; #False do not restart, but only check status
+restart_rcu=True; #False do not restart, but only check status
+RCUs=[0,1,2,3];
+#RCUs=[0,1,2,3,4,5,6,7];
+
+if restart_clk:
+ print("Startup CLK");
+ callmethod("CLK_off")
+ wait_not_busy("CLK_translator_busy_R")
+ callmethod("CLK_on")
+ wait_not_busy("CLK_translator_busy_R",timeout_sec=2)
+
+print("CLK status:")
+locked=get_value("CLK_PLL_locked_R")
+if locked:
+ print(" CLK working (locked)")
+else: #not locked:
+ i2c_status=get_value("CLK_I2C_STATUS_R");
+ if (i2c_status>0): print(" CLK I2C not working. Maybe power cycle subrack to restart CLK board and translator.")
+ else: print (" CLK not locked! Subrack probably do not receive clock input (or CLK PCB broken)")
+
+setRCUmask(RCUs)
+if restart_rcu:
+ print("Startup RCUs:",RCUs);
+ callmethod("RCU_off")
+ wait_not_busy("RCU_translator_busy_R")
+ callmethod("RCU_on")
+ wait_not_busy("RCU_translator_busy_R",timeout_sec=5)
+
+print("RCU status:")
+i2c_status=get_value("RCU_I2C_STATUS_R")
+i2c_working=[];i2c_not_working=[]
+for x in RCUs: (i2c_working.append(x) if i2c_status[x]==0 else i2c_not_working.append(x))
+if len(i2c_not_working)>0:
+ print(" RCUs not availabel",i2c_not_working)
+
+locked=get_value("RCU_ADC_lock_R")
+locklist=[];notlocklist=[]
+for x in i2c_working:
+ if (locked[x*3+0]>0) and (locked[x*3+1]>0) and (locked[x*3+2]>0):
+ locklist.append(x)
+ else: notlocklist.append(x)
+# (locklist.append(x) if locked[x]>0 else notlocklist.append(x))
+print(" RCUs working",locklist)
+if len(notlocklist)>0:
+ print(" RCUs with unlocked ADCs:",notlocklist)
+
+disconnect();
diff --git a/scripts/test_common.py b/scripts/test_common.py
index 4ea708f..9ac38c3 100644
--- a/scripts/test_common.py
+++ b/scripts/test_common.py
@@ -70,6 +70,13 @@ def callmethod(name):
except:
# print("error")
return None
+def call_debug_method(name):
+ try:
+ obj = root.get_child(["0:Objects", "2:PCC","2:DEBUG"])#
+ return obj.call_method("2:"+name)
+ except:
+ print("error")
+ return None
def wait_not_busy(var1,timeout_sec=1):
for x in range(int(timeout_sec*10)):
--
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