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ADM1266_Lib.py
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ADM1266_Lib.py
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# Copyright (c) 2017-2021 Analog Devices Inc.
# All rights reserved.
# www.analog.com
#
# SPDX-License-Identifier: Apache-2.0
#
import PMBus_I2C
from encodings import hex_codec
import codecs
from time import *
from array import array
import math
import sys
if sys.version_info.major < 3:
input = raw_input
class dac_data:
def __init__(self, address=None, input_channel=None):
self.address = address
self.input_channel = input_channel - 1
ADM1266_Address = 0x00
config_file_name = ""
firmware_file_name = ""
crc_name = ['Main Mini Bootloader CRC', 'Main Bootloader CRC', 'Backup Mini Bootloader CRC', 'Backup Bootloader CRC',
'Main AB Config CRC', 'Main Project CRC',
'Main Firmware CRC', 'Main Password CRC', 'Backup AB Config CRC', 'Backup Project CRC',
'Backup Firmware CRC', 'Backup Password CRC']
# Based on the number of devices the following function calls subfunction to pause the sequence, program firmware hex, and do a system (ADM1266 CPU) reset.
def program_firmware():
for x in range(len(ADM1266_Address)):
pause_sequence(ADM1266_Address[x])
for x in range(len(ADM1266_Address)):
print('Loading firmware to device {0:#04x}.'.format(ADM1266_Address[x]))
program_firmware_hex(ADM1266_Address[x], firmware_file_name, True)
system_reset(ADM1266_Address[x])
# Based on the number devices the following function calls sub function to pause sequence, program the hex file, start the sequence and trigger memory refresh.
# If the number of configuration file provided is not equal to the number of PMBus address of the device the following function will not proceed.
def program_configration(reset=True):
if len(ADM1266_Address) == len(config_file_name):
for x in range(len(ADM1266_Address)):
pause_sequence(ADM1266_Address[x], reset)
for x in range(len(ADM1266_Address)):
print('Loading configuration to device {0:#04x}.'.format(ADM1266_Address[x]))
program_hex(ADM1266_Address[x], config_file_name[x])
for x in range(len(ADM1266_Address)):
start_sequence(ADM1266_Address[x])
for x in range(len(ADM1266_Address)):
unlock(ADM1266_Address[x])
refresh_flash(ADM1266_Address[x])
print('Running Memory Refresh.')
delay(10000)
else:
print("Number of devices does not match with number of configuration files provided.")
# Reads back the firmware version number and checks for the CRC error.
# If there is any CRC error it will display which CRC is failing or else display "All CRC Passed"
def crc_summary():
print("\n\nProgramming Summary")
print("---------------------------------------")
for x in range(len(ADM1266_Address)):
recalculate_crc(ADM1266_Address[x])
crc_status = all_crc_status(ADM1266_Address[x])
fw_version = get_firmware_rev(ADM1266_Address[x])
print(
'\nFirmware version in device {3:#04x} is v{0}.{1}.{2} '.format(fw_version[0], fw_version[1], fw_version[2],
ADM1266_Address[x]))
if crc_status > 0:
print('The following CRC failed in device {0:#04x}:'.format(ADM1266_Address[x]))
for y in range(0, 12):
if (((int(crc_status) & int(math.pow(2, y))) >> int(y)) == 1):
print(crc_name[y])
else:
print('All CRC passed in device {0:#04x}.'.format(ADM1266_Address[x]))
# Based on the number of devices the following function checks if there is a bootloader and the part is unlocked.
# If the part is not unlocked then unlock the part.
def program_firmware_hex(device_address, file, unlock_part):
bootloadVer = get_bootload_rev(device_address)
if bootloadVer != array('B', [0, 0, 0]):
if unlock_part:
unlock(device_address)
assert islocked(device_address) == False, 'device @0x{0:02X} should be unlocked!'.format(i2c_address)
jump_to_iap(device_address)
hex = open(file, "rb")
count = 0
for line in hex.readlines():
if (line.startswith(b":00000001FF")):
break
data_len = int(line[1:3], 16)
cmd = int(line[3:7], 16)
# data = [] if data_len == 0 else array('B', line[9:9 + data_len * 2].decode("hex")).tolist()
data = [] if data_len == 0 else array('B', codecs.decode((line[9:9 + data_len * 2]), "hex_codec")).tolist()
if cmd != 0xD8:
PMBus_I2C.PMBus_Write(device_address, [cmd] + data)
if count == 0:
count = 1
delay(3000)
else:
delay(10)
# The following function unlocks the ADM1266 (if locked), pause sequence, points to main memory, writes the configuration to the part with respective delays
def program_hex(device_address, file, unlock_and_stop=True, main=True):
hex = open(file, "rb")
if unlock_and_stop:
unlock(device_address)
assert islocked(device_address) == False, 'device @0x{0:02X} should be unlocked!'.format(i2c_address)
switch_memory(device_address, main)
for line in hex.readlines():
if (line.startswith(b":00000001FF")):
break
data_len = int(line[1:3], 16)
cmd = int(line[3:7], 16)
# data = [] if data_len == 0 else array('B', line[9:9 + data_len * 2].decode("hex")).tolist()
data = [] if data_len == 0 else array('B', codecs.decode((line[9:9 + data_len * 2]), "hex_codec")).tolist()
if cmd != 0xD8:
PMBus_I2C.PMBus_Write(device_address, [cmd] + data)
delayMs = 0
offset = 0
if cmd == 0xD8:
delayMs = 100
elif cmd == 0x15:
delayMs = 300
elif cmd == 0xD7:
offset = (data[1] | (data[2] << 8))
delayMs = 400 if offset == 0 else 40
elif cmd == 0xE3:
offset = (data[1] | (data[2] << 8))
delayMs = 100 if offset == 0 else 40
elif cmd == 0xE0:
offset = (data[1] | (data[2] << 8))
delayMs = 200 if offset == 0 else 40
elif cmd == 0xD6:
if data[1] == 0xff and data[2] == 0xff:
pageCount = data[3]
delayMs = 100 + (pageCount - 1) * 30
else:
delayMs = 40
elif cmd == 0xF8:
delayMs = 100
delay(delayMs)
# All the functions from here onward writes to ADM1266 to perform different tasks
def refresh_flash(device_address, config=2):
PMBus_I2C.PMBus_Write(device_address, [0xF5, 0x01, config])
# delay(10000)
def system_reset(device_address):
PMBus_I2C.PMBus_Write(device_address, [0xD8, 0x04, 0x00])
delay(1000)
def recalculate_crc(device_address):
PMBus_I2C.PMBus_Write(device_address, [0xF9, 1, 0])
delay(600)
def unlock(device_address,
pwd=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff]):
write_password(device_address, 0x02, pwd)
delay(1)
write_password(device_address, 0x02, pwd)
delay(1)
def write_password(device_address, cmd, pwd):
assert len(pwd) == 16
data = [0xFD, 0x11] + pwd + [cmd]
PMBus_I2C.PMBus_Write(device_address, data)
def pause_sequence(device_address, reset_sequence=True):
PMBus_I2C.PMBus_Write(device_address, [0xD8, 0x03 if reset_sequence else 0x11, 0x00])
delay(10)
def start_sequence(device_address, reset=True):
if reset:
PMBus_I2C.PMBus_Write(device_address, [0xD8, 0x02, 0x00])
# PMBus_I2C.PMBus_Write(device_address, [0xD8, 0x00, 0x00])
PMBus_I2C.PMBus_Write(device_address, [0xD8, 0x00, 0x00])
delay(500)
def start_sequence(device_address, reset=False):
if reset:
PMBus_I2C.PMBus_Write(device_address, [0xd8, 0x02, 0x00])
PMBus_I2C.PMBus_Write(device_address, [0xd8, 0x00, 0x00])
delay(500)
def switch_memory(device_address, main):
PMBus_I2C.PMBus_Write(device_address, [0xFA, 1, 0 if main else 1])
def status_mfr_specific(device_address):
return PMBus_I2C.PMBus_Write_Read(device_address, [0x80], 1)
def islocked(device_address):
status = status_mfr_specific(device_address)
return (status[0] & 0x04) > 0;
def get_bootload_rev(device_address):
data = PMBus_I2C.PMBus_Write_Read(device_address, [0xAE], 9)
return data[4:7]
def get_firmware_rev(device_address):
data = PMBus_I2C.PMBus_Write_Read(device_address, [0xAE], 9)
return data[1:4]
def jump_to_iap(device_address):
PMBus_I2C.PMBus_Write(device_address, [0xFC, 2, 0, 0])
delay(1000)
def all_crc_status(device_address):
status = PMBus_I2C.PMBus_Write_Read(device_address, [0xED], 2)
status = status[0] + (status[1] << 8)
return (status >> 4)
def delay(ms):
sleep((ms + 1) / 1000.0) # http://stackoverflow.com/questions/1133857/how-accurate-is-pythons-time-sleep
def refresh_status():
refresh_running = False
for x in range(len(ADM1266_Address)):
status = PMBus_I2C.PMBus_Write_Read(ADM1266_Address[x], [0x80], 1)
refresh = (status[0] & 0x08) >> 3
if refresh == 1:
refresh_running = True
return refresh_running
def device_present():
all_preset = False
for x in range(len(ADM1266_Address)):
for x in range(len(ADM1266_Address)):
ic_id = PMBus_I2C.PMBus_Write_Read(ADM1266_Address[x], [0xAD], 4)
if len(ic_id) == 4:
if (ic_id[1] == 66 or ic_id[1] == 65) and ic_id[2] == 18 and ic_id[3] == 102:
all_present = True
else:
all_present = False
raise Exception('Device with address ' + hex(ADM1266_Address[x]) + " is not present.")
else:
all_present = False
raise Exception('Device with address ' + hex(ADM1266_Address[x]) + " is not present.")
return all_present
def margin_all(margin_type, group_command=False):
margin_type = margin_type.upper()
if margin_type == "HIGH":
command_data = 0xA4
elif margin_type == "LOW":
command_data = 0x94
elif margin_type == "VOUT":
command_data = 0x84
else:
command_data = 0x44
for x in range(len(ADM1266_Address)):
status = PMBus_I2C.PMBus_Write(ADM1266_Address[x], [0x00, 0xFF])
if group_command == True:
status = PMBus_I2C.PMBus_Group_Write(ADM1266_Address, [0x01, command_data])
else:
for x in range(len(ADM1266_Address)):
status = PMBus_I2C.PMBus_Write(ADM1266_Address[x], [0x01, command_data])
print("Margin all rails - " + margin_type)
def dac_mapping():
dac_config_data = []
for x in range(len(ADM1266_Address)):
for y in range(9):
dac_cofig_reg = PMBus_I2C.PMBus_Write_Read(ADM1266_Address[x], [0xD5, 0x01, y], 3)
dac_cofig_reg = dac_cofig_reg[1] + (dac_cofig_reg[2] << 8)
if (((dac_cofig_reg >> 6) & 0x1f) != 0):
dac_config_data.append(dac_data(ADM1266_Address[x], ((dac_cofig_reg >> 6) & 0x1f)))
return dac_config_data
def margin_single(device_address, pin_number, margin_type):
# device_address = device_address
margin_type = margin_type.upper()
# pin_name = pin_name.upper()
# pin_number = 0xFF
# if pin_name == "VH1":
# pin_number = 0x00
# elif pin_name == "VH2":
# pin_number = 0x01
# elif pin_name == "VH3":
# pin_number = 0x02
# elif pin_name == "VH4":
# pin_number = 0x03
# elif pin_name == "VP1":
# pin_number = 0x04
# elif pin_name == "VP2":
# pin_number = 0x05
# elif pin_name == "VP3":
# pin_number = 0x06
# elif pin_name == "VP4":
# pin_number = 0x07
# elif pin_name == "VP5":
# pin_number = 0x08
# elif pin_name == "VP6":
# pin_number = 0x09
# elif pin_name == "VP7":
# pin_number = 0x0A
# elif pin_name == "VP8":
# pin_number = 0x0B
# elif pin_name == "VP9":
# pin_number = 0x0C
# elif pin_name == "VP10":
# pin_number = 0x0D
# elif pin_name == "VP11":
# pin_number = 0x0E
# elif pin_name == "VP12":
# pin_number = 0x0F
# elif pin_name == "VP13":
# pin_number = 0x10
# else:
# pin_number = 0xFF
if margin_type == "HIGH":
command_data = 0xA4
elif margin_type == "LOW":
command_data = 0x94
elif margin_type == "VOUT":
command_data = 0x84
else:
command_data = 0x44
dac_index = 0
if (pin_number == "0xFF"):
print("Please enter a valid pin number.")
else:
for dac_index in range(9):
data = PMBus_I2C.PMBus_Write_Read(device_address, [0xD5, 1, dac_index], 3)
data_combine = data[1] + (data[2] << 8)
dac_mapping = (data_combine >> 6) & 0x1F
if (dac_mapping == (pin_number + 1)):
dac_check = True
break
else:
dac_check = False
if (dac_check == True):
status = PMBus_I2C.PMBus_Write(device_address, [0x00, pin_number])
status = PMBus_I2C.PMBus_Write(device_address, [0x01, command_data])
print("Rail margined - " + margin_type.lower())
else:
print("Input channel is not closed loop margined by any DAC.")
def margin_open_loop(device_address, dac_name, dac_voltage):
device_address = int(device_address, 16)
dac_voltage = float(dac_voltage)
dac_name = dac_name.upper()
dac_names = ["DAC1", "DAC2", "DAC3", "DAC4", "DAC5", "DAC6", "DAC7", "DAC8", "DAC9"]
dac_index = 0xff
if dac_name in dac_names:
dac_index = dac_names.index(dac_name)
if dac_voltage >= 0.202 and dac_voltage <= 0.808:
mid_code = 0
dac_code = dac_code_calc(dac_voltage, 0.506)
elif dac_voltage >= 0.707 and dac_voltage <= 1.313:
mid_code = 3
dac_code = dac_code_calc(dac_voltage, 1.011)
elif dac_voltage >= 0.959 and dac_voltage <= 1.565:
mid_code = 4
dac_code = dac_code_calc(dac_voltage, 1.263)
else:
mid_code = 5
if mid_code < 5:
dac_code_parameter = 0x01 + (mid_code << 1)
dac_config_data = [0xEB, 0x03, dac_index, dac_code_parameter, dac_code]
status = PMBus_I2C.PMBus_Write(device_address, dac_config_data)
else:
print("Enter DAC voltage in between 0.202V - 1.565V.")
else:
print("Enter a valid DAC name.")
def dac_config(device_address, dac_name):
device_address = int(device_address, 16)
dac_name = dac_name.upper()
dac_names = ["DAC1", "DAC2", "DAC3", "DAC4", "DAC5", "DAC6", "DAC7", "DAC8", "DAC9"]
dac_index = 0xff
if dac_name in dac_names:
dac_index = dac_names.index(dac_name)
write_data = [0xD5, 0x01, dac_index]
read_data = PMBus_I2C.PMBus_Write_Read(device_address, write_data, 3)
margin_mode = read_data[1] & 0x03
if margin_mode != 1:
print("\nSelected DAC is not configured as open loop, would you like to configure the DAC as open loop?")
set_open_loop = input("Enter 'Y' for yes or press enter to exit: ")
set_open_loop = set_open_loop.upper()
if set_open_loop == "Y":
write_data = [0xD5, 0x03, dac_index, 0x01, 0x00]
status = PMBus_I2C.PMBus_Write(device_address, write_data)
return True
else:
print("DAC is not configured as open loop, output voltage could not be set.")
return False
else:
return True
else:
print("Enter a valid DAC name.")
return False
def dac_code_calc(dac_voltage, mid_code_volt):
dac_code = int((mid_code_volt - dac_voltage) / (0.606 / 256)) + 127
return dac_code
def margin_single_percent(device_address, pin_number, margin_percent):
# Set page to respective input channel
write_data = [0x00, pin_number]
status = PMBus_I2C.PMBus_Write(device_address, write_data)
# Readback exp and ment
write_data = [0x20]
data = PMBus_I2C.PMBus_Write_Read(device_address, write_data, 1)
exp = data[0]
write_data = [0x21]
data = PMBus_I2C.PMBus_Write_Read(device_address, write_data, 2)
ment = data[0] + (data[1] << 8)
nominal_value = ment_exp_to_val(exp, ment)
# Calculate ment for margin high
margin_high = nominal_value * ((100 + margin_percent) / 100)
ment = val_to_ment(margin_high, exp)
write_data = [None] * 3
write_data[1] = ment & 0xFF
write_data[2] = ment >> 8
write_data[0] = 0x25
status = PMBus_I2C.PMBus_Write(device_address, write_data)
# Calculate ment for margin low
margin_low = nominal_value * ((100 - margin_percent) / 100)
ment = val_to_ment(margin_low, exp)
write_data[1] = ment & 0xFF
write_data[2] = ment >> 8
write_data[0] = 0x26
status = PMBus_I2C.PMBus_Write(device_address, write_data)
def ment_exp_to_val(exp, ment):
value = exp_calc(exp)
value = ment * (2 ** value)
return value
def val_to_ment(value, exp):
value = value / (2 ** exp_calc(exp))
return int(value)
def exp_calc(value):
if value < 16:
temp = value
else:
temp = value - 32
return temp
# Copyright (c) 2017 Analog Devices Inc.
# All rights reserved.
# www.analog.com
# --------------------------------------------------------------------------
# Redistribution and use of this file in source and binary forms, with
# or without modification, are permitted.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
# FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
# COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
# BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
# CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.
# ==========================================================================
import datetime
import PMBus_I2C
# variables
VH_Names = ["VH1", "VH2", "VH3", "VH4"]
VP_Names = ["VP1", "VP2", "VP3", "VP4", "VP5", "VP6", "VP7", "VP8", "VP9", "VP10", "VP11", "VP12", "VP13"]
VX_Names = ["VH1", "VH2", "VH3", "VH4", "VP1", "VP2", "VP3", "VP4", "VP5", "VP6", "VP7", "VP8", "VP9", "VP10", "VP11",
"VP12", "VP13"]
PDIO_GPIO_Names = ["PDIO1", "PDIO2", "PDIO3", "PDIO4", "PDIO5", "PDIO6", "PDIO7", "PDIO8", "PDIO9", "PDIO10", "PDIO11",
"PDIO12", "PDIO13", "PDIO14", "PDIO15", "PDIO16", "GPIO1", "GPIO2", "GPIO3", "GPIO4", "GPIO5",
"GPIO6", "GPIO7", "GPIO8", "GPIO9"]
PDIO_GPIO_Pad = [0, 22, 30, 31, 32, 33, 34, 35, 36, 37, 23, 24, 25, 26, 27, 28, 29, 14, 15, 16, 44, 45, 46, 43, 18, 19]
VX_Pad = [0, 47, 48, 49, 50, 51, 56, 57, 58, 59, 60, 61, 62, 63, 52, 53, 54, 55]
GPIO = [0 for k in range(10)]
Normal_Rails = list()
Disabled_Rails = list()
OV_Rails = list()
UV_Rails = list()
System_Data = list()
State_Names = list()
Signals_Status = list()
ADM1266_Address = list()
Summary_Data = [0 for k in range(6)]
Record_Index = 0
Num_Records = 0
# function to dynamically initialize nested lists to store system and blackbox data
def Init_Lists():
Address = ADM1266_Address
global VH_Data
VH_Data = [[[0 for k in range(15)] for j in range(5)] for i in range(len(Address))]
# i - dev_id, j - VH1 - 4, k - Name, PDIO_num, PDIO_dev_id, PDIO_pol, OV BB status, UV BB status, PDIO BB Status,
# Exp, Mant, OV Status, UV Status, OW Status, UW Status, Enable Status
global VP_Data
VP_Data = [[[0 for k in range(15)] for j in range(14)] for i in range(len(Address))]
# i - dev_id, j - VP1 - 13, k - Name, PDIO_num, PDIO_dev_id, PDIO_pol, OV BB status, UV BB status, PDIO BB Status,
# Exp, Mant, OV Status, UV Status, OW Status, UW Status, Enable Status
global BB_Data
BB_Data = [[0 for k in range(65)] for i in range(len(Address))]
# i - dev_id, k - BB data
global Signals_Data
Signals_Data = [[[0 for k in range(7)] for j in range(26)] for i in range(len(Address))]
# i - dev_id, j - PDIO16+GPIO9, k - Name, PDIO_num, PDIOGPIOType, Direction, Input BB Status, Output BB Status, PDIO Inst Status
# readback from first device and get the number of records and index available
def Number_Of_Records():
write_data = [0xE6]
read_data = PMBus_I2C.PMBus_Write_Read(ADM1266_Address[0], write_data, 5)
global Record_Index
global Num_Records
Record_Index = read_data[3]
Num_Records = read_data[4]
# for the record number provided, based on the number of records and the last index, calculate the record index and read back the blackbox
# information from all the devices
# blackbox raw data is saved in the BB_Data list
def Get_Raw_Data(record_number):
j = Record_Index + int(record_number) - Num_Records
if j < 0:
j += 32
for i in range(len(ADM1266_Address)):
BB_Data[i] = Indexed_Blackbox_Data(ADM1266_Address[i], j)
def Blackbox_Clear():
write_data = [0xDE, 0x02, 0xFE, 0x00]
for i in range(len(ADM1266_Address)):
read_data = PMBus_I2C.PMBus_Write(ADM1266_Address[i], write_data)
# readback system information for the device address passed. Max length = 2kbytes.
# readback the length of the data from the "Common Data" section, and based on the data lenth, readback the remaing "System Config Data".
# all data is stored in the System_Data list
def System_Read(device_address):
write_data = [0xD7, 0x03, 0x80, 0x00, 0x00]
read_data = PMBus_I2C.PMBus_Write_Read(device_address, write_data, 129)
Data_length = read_data[1] + (read_data[2] * 256)
Summary_Data[0] = "Configuration Name - '"
Summary_Data[0] += List_to_String(read_data[30:(read_data[29] + 30)])
Summary_Data[0] += "'"
j = 256
j = 128
while j < Data_length:
l = j & 0xFF
k = (j & 0xFF00) / 256
n = Data_length - j
if n > 128:
n = 128
write_data = [0xD7, 0x03, n, l, int(k)]
read_data = PMBus_I2C.PMBus_Write_Read(device_address, write_data, n + 1)
# read and add one byte of data after commonheader
if k == 0 and l == 128 and n == 128:
System_Data.extend([read_data[128]])
else:
# Remove CRC byte of System Data
if k == 7 and l == 128 and n == 128:
del read_data[128]
# Remove byte count of PMBus Block Read
del read_data[0]
System_Data.extend(read_data)
# remove CRC byte for system data
j += 128
# readback blackbox data for the device address and index provided
def Indexed_Blackbox_Data(device_address, index):
write_data = [0xDE, 0x01, index]
read_data = PMBus_I2C.PMBus_Write_Read(device_address, write_data, 65)
return (read_data)
# get the starting pointer and length for Rails, Signals and States
# call the 3 sub functions to parse the information for Rails, Signals and States, based on their pointers and lengths
def System_Parse():
for i in range(len(ADM1266_Address)):
System_Read(ADM1266_Address[i])
next_pointer = 42
(PadData_length, PadData_pointer) = VLQ_Decode(next_pointer)
next_pointer = PadData_pointer + PadData_length + 1
(RailData_length, RailData_pointer) = VLQ_Decode(next_pointer)
next_pointer = RailData_pointer + RailData_length + 1
(StateData_length, StateData_pointer) = VLQ_Decode(next_pointer)
next_pointer = StateData_pointer + StateData_length + 1
(SignalData_length, SignalData_pointer) = VLQ_Decode(next_pointer)
Rail_Parse(RailData_length, RailData_pointer)
Signal_Parse(SignalData_length, SignalData_pointer)
State_Parse(StateData_length, StateData_pointer)
# parse the Blackbox record, from raw data to filling out lists summary, rails and signals status
def BB_Parse():
Summary_Data[1] = "Record ID : " + str(Blackbox_ID(BB_Data[0][1:3]))
Summary_Data[2] = "Power-up Counter : " + str(Blackbox_ID(BB_Data[0][23:25]))
Summary_Data[3] = "Time : " + RTS(BB_Data[0][25:32])
Summary_Data[4] = "Trigger Source : Enable Blackbox[" + str(BB_Data[0][4]) + "] in '" + State_Names[
(BB_Data[0][8] * 256) + BB_Data[0][7] - 1] + "' state"
Summary_Data[5] = "Previous State : " + State_Names[(BB_Data[0][10] * 256) + BB_Data[0][9] - 1]
for i in range(len(ADM1266_Address)):
VH_BB_Data(BB_Data[i][6], i)
VP_BB_Data(BB_Data[i][11:15], i)
PDIO_Rail_BB_Data(BB_Data[i][21:23], i)
PDIO_Signal_BB_Input_Data(BB_Data[i][19:21], i)
GPIO_Signal_BB_Input_Data(BB_Data[i][15:17], i)
GPIO_Signal_BB_Output_Data(BB_Data[i][17:19], i)
Rails_Status()
Signals_Status_Fill()
def Blackbox_ID(data):
Calculated_Value = data[0] + (data[1] * 256)
return Calculated_Value
def Powerup_Count(data):
Calculated_Value = data[0] + (data[1] * 256)
return Calculated_Value
def RTS(data):
Calculated_Value = 0
for i in range(2, 6, 1):
Calculated_Value = Calculated_Value + (data[i] * (2 ** (8 * i)))
Calculated_Value = Calculated_Value * (1 / (32768 * 2))
if Calculated_Value > 315360000:
Calculated_Value = str(datetime.datetime.utcfromtimestamp(Calculated_Value))
else:
Calculated_Value = str(datetime.timedelta(seconds=Calculated_Value))
return Calculated_Value
def VP_BB_Data(data, device):
tempov = [int(x) for x in bin(data[0] + (256 * data[1]))[2:].zfill(14)]
tempov.reverse()
tempuv = [int(x) for x in bin(data[2] + (256 * data[3]))[2:].zfill(14)]
tempuv.reverse()
for i in range(0, 13, 1):
VP_Data[device][i + 1][4] = tempov[i]
VP_Data[device][i + 1][5] = tempuv[i]
def VH_BB_Data(data, device):
temp = [int(x) for x in bin(data)[2:].zfill(8)]
temp.reverse()
for i in range(0, 4, 1):
VH_Data[device][i + 1][4] = temp[i]
VH_Data[device][i + 1][5] = temp[i + 4]
def PDIO_Rail_BB_Data(data, device):
temp = [int(x) for x in bin(data[0] + (256 * data[1]))[2:].zfill(16)]
temp.reverse()
for i in range(0, 16, 1):
for j in range(len(ADM1266_Address)):
for k in range(1, 5, 1):
if (VH_Data[j][k][1] == i + 1 and VH_Data[j][k][2] == device):
VH_Data[j][k][6] = temp[i]
for k in range(1, 14, 1):
if (VP_Data[j][k][1] == i + 1 and VP_Data[j][k][2] == device):
VP_Data[j][k][6] = temp[i]
for n in range(0, 25, 1):
if Signals_Data[device][n][2] == 1 and Signals_Data[device][n][1] == i + 1:
Signals_Data[device][n][5] = temp[i]
def PDIO_Signal_BB_Input_Data(data, device):
temp = [int(x) for x in bin(data[0] + (256 * data[1]))[2:].zfill(16)]
temp.reverse()
for i in range(0, 16, 1):
for n in range(0, 25, 1):
if Signals_Data[device][n][2] == 1 and Signals_Data[device][n][1] == i + 1:
Signals_Data[device][n][4] = temp[i]
def GPIO_map(data):
GPIO[0] = data[0]
GPIO[1] = data[1]
GPIO[2] = data[2]
GPIO[3] = data[8]
GPIO[4] = data[9]
GPIO[5] = data[10]
GPIO[6] = data[11]
GPIO[7] = data[6]
GPIO[8] = data[7]
return GPIO
def GPIO_Signal_BB_Input_Data(data, device):
temp = [int(x) for x in bin(data[0] + (256 * data[1]))[2:].zfill(16)]
temp.reverse()
temp = GPIO_map(temp)
for i in range(0, 10, 1):
for n in range(0, 25, 1):
if Signals_Data[device][n][2] == 1 and Signals_Data[device][n][1] == i + 1:
Signals_Data[device][n][4] = temp[i]
def GPIO_Signal_BB_Output_Data(data, device):
temp = [int(x) for x in bin(data[0] + (256 * data[1]))[2:].zfill(16)]
temp.reverse()
temp = GPIO_map(temp)
for i in range(0, 10, 1):
for n in range(0, 25, 1):
if Signals_Data[device][n][2] == 1 and Signals_Data[device][n][1] == i + 1:
Signals_Data[device][n][5] = temp[i]
def Signals_Status_Fill():
del Signals_Status[:]
for i in range(len(ADM1266_Address)):
for j in range(0, 25, 1):
if Signals_Data[i][j][0] != 0:
if Signals_Data[i][j][4] == 1:
i_val = "High"
else:
i_val = "Low"
if Signals_Data[i][j][5] == 1:
o_val = "High"
else:
o_val = "Low"
Signals_Status.append(
str(Signals_Data[i][j][0]) + " - Input Value : " + i_val + " - Output Value : " + o_val)
def Rails_Status():
del OV_Rails[:]
del UV_Rails[:]
del Normal_Rails[:]
del Disabled_Rails[:]
for i in range(len(ADM1266_Address)):
for j in range(1, 5, 1):
if VH_Data[i][j][0] != 0:
if VH_Data[i][j][1] == 0:
if (VH_Data[i][j][4] == 1):
OV_Rails.append(str(VH_Data[i][j][0]) + " : OV ")
if (VH_Data[i][j][5] == 1):
UV_Rails.append(str(VH_Data[i][j][0]) + " : UV ")
if (VH_Data[i][j][4] == 0 and VH_Data[i][j][5] == 0):
Normal_Rails.append(str(VH_Data[i][j][0]) + " : Normal ")
else:
if (VH_Data[i][j][4] == 1 and VH_Data[i][j][3] == VH_Data[i][j][6]):
OV_Rails.append(str(VH_Data[i][j][0]) + " : OV ")
if (VH_Data[i][j][5] == 1 and VH_Data[i][j][3] == VH_Data[i][j][6]):
UV_Rails.append(str(VH_Data[i][j][0]) + " : UV ")
if (VH_Data[i][j][3] != VH_Data[i][j][6]):
Disabled_Rails.append(str(VH_Data[i][j][0]) + " : Disabled ")
if (VH_Data[i][j][4] == 0 and VH_Data[i][j][5] == 0 and VH_Data[i][j][3] == VH_Data[i][j][6]):
Normal_Rails.append(str(VH_Data[i][j][0]) + " : Normal ")
for j in range(1, 14, 1):
if VP_Data[i][j][0] != 0:
if VP_Data[i][j][1] == 0:
if (VP_Data[i][j][4] == 1):
OV_Rails.append(str(VP_Data[i][j][0]) + " : OV ")
if (VP_Data[i][j][5] == 1):
UV_Rails.append(str(VP_Data[i][j][0]) + " : UV ")
if (VP_Data[i][j][4] == 0 and VP_Data[i][j][5] == 0):
Normal_Rails.append(str(VP_Data[i][j][0]) + " : Normal ")
else:
if (VP_Data[i][j][4] == 1 and VP_Data[i][j][3] == VP_Data[i][j][6]):
OV_Rails.append(str(VP_Data[i][j][0]) + " : OV ")
if (VP_Data[i][j][5] == 1 and VP_Data[i][j][3] == VP_Data[i][j][6]):
UV_Rails.append(str(VP_Data[i][j][0]) + " : UV ")
if (VP_Data[i][j][3] != VP_Data[i][j][6]):
Disabled_Rails.append(str(VP_Data[i][j][0]) + " : Disabled ")
if (VP_Data[i][j][4] == 0 and VP_Data[i][j][5] == 0 and VP_Data[i][j][3] == VP_Data[i][j][6]):
Normal_Rails.append(str(VP_Data[i][j][0]) + " : Normal ")
def VP_Status(data, device):
tempov = [int(x) for x in bin(data[0] + (256 * data[1]))[2:].zfill(13)]
tempov.reverse()
tempuv = [int(x) for x in bin(data[2] + (256 * data[3]))[2:].zfill(13)]
tempuv.reverse()
for i in range(0, 13, 1):
if tempov[i] == 0 and tempuv[i] == 0:
Normal_Rails.append(str(VP_Data[device][i + 1][0]) + " : Normal ")
else:
if tempov[i] == 1:
OV_Rails.append(str(VP_Data[device][i + 1][0]) + " : OV ")
if tempuv[i] == 1:
UV_Rails.append(str(VP_Data[device][i + 1][0]) + " : UV ")
def List_to_String(data):
name = ""
for i in range(len(data)):
name += chr(data[i])
return (name)
def VLQ_Decode(index):
i = index
j = 0
value = 0
while System_Data[i] > 127:
if j == 0:
value += (System_Data[i] & 127)
else:
value += (System_Data[i] & 127) * 128 * j
i += 1
j += 1
if j == 0:
value += (System_Data[i] & 127)
else:
value += (System_Data[i] & 127) * 128 * j
return (value, i + 1)
def Rail_Parse(RailData_length, RailData_pointer):
next_pointer = RailData_pointer
(temp, next_pointer) = VLQ_Decode(next_pointer)
while next_pointer < (RailData_pointer + RailData_length):
(name_length, next_pointer) = VLQ_Decode(next_pointer)
Rail_Name = List_to_String(System_Data[next_pointer:(next_pointer + name_length)])
next_pointer += name_length
(temp, next_pointer) = VLQ_Decode(next_pointer)
(PDIO_GPIO_Num, PDIO_GPIO_Type, PDIO_GPIO_dev_id) = PDIO_GPIO_Global_Index(temp)
(temp, next_pointer) = VLQ_Decode(next_pointer)
(VX_Num, VX_Type, VX_dev_id) = VX_Global_Index(temp)
(temp, next_pointer) = VLQ_Decode(next_pointer)
(temp, next_pointer) = VLQ_Decode(next_pointer)
(temp, next_pointer) = VLQ_Decode(next_pointer)
PDIO_GPIO_Polarity = temp & 0x01
#if PDIO_GPIO_Type == 0:
if VX_Type == 0:
VH_Data[VX_dev_id][VX_Num][0] = Rail_Name
VH_Data[VX_dev_id][VX_Num][1] = PDIO_GPIO_Num
VH_Data[VX_dev_id][VX_Num][2] = PDIO_GPIO_dev_id
VH_Data[VX_dev_id][VX_Num][3] = PDIO_GPIO_Polarity
else:
VP_Data[VX_dev_id][VX_Num][0] = Rail_Name
VP_Data[VX_dev_id][VX_Num][1] = PDIO_GPIO_Num
VP_Data[VX_dev_id][VX_Num][2] = PDIO_GPIO_dev_id
VP_Data[VX_dev_id][VX_Num][3] = PDIO_GPIO_Polarity
def Signal_Parse(SignalData_length, SignalData_pointer):
next_pointer = SignalData_pointer
(temp, next_pointer) = VLQ_Decode(next_pointer)
i = 0
while next_pointer < (SignalData_pointer + SignalData_length):
(name_length, next_pointer) = VLQ_Decode(next_pointer)
Signal_Name = List_to_String(System_Data[next_pointer:(next_pointer + name_length)])
next_pointer += name_length
(temp, next_pointer) = VLQ_Decode(next_pointer)
(PDIO_GPIO_Num, PDIO_GPIO_Type, PDIO_GPIO_dev_id) = PDIO_GPIO_Global_Index(temp)
(temp, next_pointer) = VLQ_Decode(next_pointer)
Signal_Direction = temp
Signals_Data[PDIO_GPIO_dev_id][i][0] = Signal_Name
Signals_Data[PDIO_GPIO_dev_id][i][1] = PDIO_GPIO_Num
Signals_Data[PDIO_GPIO_dev_id][i][2] = PDIO_GPIO_Type
Signals_Data[PDIO_GPIO_dev_id][i][3] = Signal_Direction
i += 1
def State_Parse(StateData_length, StateData_pointer):
next_pointer = StateData_pointer
(temp, next_pointer) = VLQ_Decode(next_pointer)
while next_pointer < (StateData_pointer + StateData_length):
(name_length, next_pointer) = VLQ_Decode(next_pointer)
State_Names.append(List_to_String(System_Data[next_pointer:(next_pointer + name_length)]))
next_pointer += name_length
def PDIO_GPIO_Global_Index(data):