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charger-display
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gui tests

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f.geissler 2022-07-18 16:06:19 +02:00
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commit cfbd522e88
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#!/usr/bin/env python3
import os
import struct
import time
# import serial
import sys
from PyQt5.QtCore import Qt
from PyQt5.QtWidgets import (
QApplication,
QWidget,
QPushButton,
QVBoxLayout,
QHBoxLayout,
QGridLayout,
QSlider,
QLabel,
QRadioButton,
QGroupBox,
)
BITRATE = 115200 # baud/s
TIMEOUT = 1 # seconds
N_SLAVES = 6
LOG_FRAME_LENGTH = 8 # bytes
CELLS_PER_SLAVE = 10
TEMP_SENSORS_PER_SLAVE = 32
VOLTAGE_CONV = 5.0 / 255 # volts/quantum
TEMP_CONV = 0.0625 * 16 # °C/quantum
class SlaveData:
cell_voltages: list[float]
cell_temps: list[float]
def __init__(self) -> None:
self.cell_voltages = [-1] * CELLS_PER_SLAVE
self.cell_temps = [-1] * TEMP_SENSORS_PER_SLAVE
class AccumulatorData:
slaves: list[SlaveData]
min_voltage: float
max_voltage: float
min_temp: float
max_temp: float
last_frame: float
current: float
panic: bool
panic_errorcode: int
panic_errorarg: int
def __init__(self) -> None:
self.slaves = [SlaveData() for _ in range(N_SLAVES)]
self.min_voltage = (
self.max_voltage
) = self.min_temp = self.max_temp = self.last_frame = self.current = 0
self.panic = False
self.panic_errorcode = self.panic_errorarg = 0
def update_display():
voltages = [
slave.cell_voltages[i] for i in range(CELLS_PER_SLAVE) for slave in data.slaves
]
temps = [
slave.cell_temps[i]
for i in range(TEMP_SENSORS_PER_SLAVE)
for slave in data.slaves
]
data.min_voltage = min(voltages)
data.max_voltage = max(voltages)
data.min_temp = min(temps)
data.max_temp = max(temps)
time_since_last_frame = time.time() - data.last_frame
print("\033[2J\033[H", end="")
print("-" * 20)
if data.panic:
print("!!!!! PANIC !!!!!")
print(f"Error code: {data.panic_errorcode}")
print(f"Error arg: {data.panic_errorarg}")
time.sleep(0.5)
return
print(f"Time since last frame: {time_since_last_frame} s")
print(f"Current: {data.current:.2f} A")
print(f"Min voltage: {data.min_voltage:.2f} V")
print(f"Max voltage: {data.max_voltage:.2f} V")
print(f"Min temp: {data.min_temp:.1f} °C")
print(f"Max temp: {data.max_temp:.1f} °C")
for i in range(N_SLAVES):
min_v = min(data.slaves[i].cell_voltages)
max_v = max(data.slaves[i].cell_voltages)
min_t = min(data.slaves[i].cell_temps)
max_t = max(data.slaves[i].cell_temps)
print(
f"Stack {i}: V ∈ [{min_v:.2f}, {max_v:.2f}]\tT ∈ [{min_t:.1f}, {max_t:.1f}]"
)
def gui():
pass
class Window(QWidget):
def __init__(self, parent=None):
super(Window, self).__init__(parent)
win = QVBoxLayout()
### ACCUMULATOR GENERAL ###
self.l1 = QLabel("Min Voltage [V]")
self.l1.setAlignment(Qt.AlignLeft)
self.l_min_voltage = QLabel()
self.l_min_voltage.setNum(data.min_voltage)
self.l_min_voltage.setAlignment(Qt.AlignLeft)
self.l2 = QLabel("Max Voltage [V]")
self.l2.setAlignment(Qt.AlignLeft)
self.l_max_voltage = QLabel()
self.l_max_voltage.setNum(data.max_voltage)
self.l_max_voltage.setAlignment(Qt.AlignLeft)
self.l3 = QLabel("Min Temperature [°C]")
self.l3.setAlignment(Qt.AlignLeft)
self.l_min_temp = QLabel()
self.l_min_temp.setNum(data.min_temp)
self.l_min_temp.setAlignment(Qt.AlignLeft)
self.l4 = QLabel("Max Temperature [°C]")
self.l4.setAlignment(Qt.AlignLeft)
self.l_max_temp = QLabel()
self.l_max_temp.setNum(data.max_temp)
self.l_max_temp.setAlignment(Qt.AlignLeft)
self.l5 = QLabel("Current [A]")
self.l5.setAlignment(Qt.AlignLeft)
self.l_current = QLabel()
self.l_current.setNum(data.current)
self.l_current.setAlignment(Qt.AlignLeft)
grid_accumulator = QGridLayout()
grid_accumulator.addWidget(self.l1, 0, 0)
grid_accumulator.addWidget(self.l2, 1, 0)
grid_accumulator.addWidget(self.l3, 0, 2)
grid_accumulator.addWidget(self.l4, 1, 2)
grid_accumulator.addWidget(self.l5, 2, 0)
grid_accumulator.addWidget(self.l_min_voltage, 0, 1)
grid_accumulator.addWidget(self.l_max_voltage, 1, 1)
grid_accumulator.addWidget(self.l_min_temp, 0, 3)
grid_accumulator.addWidget(self.l_max_temp, 1, 3)
grid_accumulator.addWidget(self.l_current, 2, 1)
groupBox_accumulator = QGroupBox("Accumulator General")
groupBox_accumulator.setLayout(grid_accumulator)
win.addWidget(groupBox_accumulator)
### STACKS ###
### STACK 0 ###
self.l1_s0 = QLabel("Min Voltage [V]")
self.l1_s0.setAlignment(Qt.AlignLeft)
self.l_min_voltage_s0 = QLabel()
self.l_min_voltage_s0.setNum(min(data.slaves[0].cell_voltages))
self.l_min_voltage_s0.setAlignment(Qt.AlignLeft)
self.l2_s0 = QLabel("Max Voltage [V]")
self.l2_s0.setAlignment(Qt.AlignLeft)
self.l_max_voltage_s0 = QLabel()
self.l_max_voltage_s0.setNum(max(data.slaves[0].cell_voltages))
self.l_max_voltage_s0.setAlignment(Qt.AlignLeft)
self.l3_s0 = QLabel("Min Temperature [°C]")
self.l3_s0.setAlignment(Qt.AlignLeft)
self.l_min_temp_s0 = QLabel()
self.l_min_temp_s0.setNum(min(data.slaves[0].cell_temps))
self.l_min_temp_s0.setAlignment(Qt.AlignLeft)
self.l4_s0 = QLabel("Max Temperature [°C]")
self.l4_s0.setAlignment(Qt.AlignLeft)
self.l_max_temp_s0 = QLabel()
self.l_max_temp_s0.setNum(max(data.slaves[0].cell_temps))
self.l_max_temp_s0.setAlignment(Qt.AlignLeft)
grid_stack_s0 = QGridLayout()
grid_stack_s0.addWidget(self.l1_s0, 0, 0)
grid_stack_s0.addWidget(self.l2_s0, 1, 0)
grid_stack_s0.addWidget(self.l3_s0, 0, 2)
grid_stack_s0.addWidget(self.l4_s0, 1, 2)
grid_stack_s0.addWidget(self.l_min_voltage_s0, 0, 1)
grid_stack_s0.addWidget(self.l_max_voltage_s0, 1, 1)
grid_stack_s0.addWidget(self.l_min_temp_s0, 0, 3)
grid_stack_s0.addWidget(self.l_max_temp_s0, 1, 3)
groupBox_stack_s0 = QGroupBox("Stack 0")
groupBox_stack_s0.setLayout(grid_stack_s0)
grid_stacks = QGridLayout()
grid_stacks.addWidget(groupBox_stack_s0, 0, 0)
groupBox_stacks = QGroupBox("Individual Stacks")
groupBox_stacks.setLayout(grid_stacks)
win.addWidget(groupBox_stacks)
self.setLayout(win)
self.setWindowTitle("FT22 Charger Display")
data = AccumulatorData()
update_display()
app = QApplication(sys.argv)
clock = Window()
clock.show()
sys.exit(app.exec_())