from headm import *
import lscm8
from tsmodule.tsstm32       import *
''' lscm8.lscm8mf(20000) exit() '''
vdim = []
step = 200

for i in range(100):
    lscm8.lscm8mb(step)
    time.sleep(2)
    meter = meterval()
    printff(i, meter[1])

    vdim.append(meter[1])

    tspsave('measure', vdim=vdim)

plt.plot(vdim)
plt.xlabel("Step")
plt.ylabel("Voltage(V)")
plt.grid(True)
plt.tight_layout()
plt.show()

#!/usr/local/bin/python
# -*- coding: gbk -*-
#============================================================
# LSCM8.PY -- by Dr. ZhuoQing 2020-01-14
#
# Note:
#============================================================
from head import *
import serial
#------------------------------------------------------------
cmdportdef = 'COM2'
cmdport = serial.Serial(cmdportdef, baudrate=115200, timeout=0.1)
cmdport.setDTR(False)
#cmdport.setRTS(False)
printf("Open %s for LSCM8."%cmdportdef)
#------------------------------------------------------------
COMMAND_FRAME_HEAD		= 0x56
COMMAND_FRAME_TAIL		= 0x65
COMMAND_STATUS_WAIT		= 0x0
COMMAND_STATUS_COMMAND	        = 0x1
COMMAND_STATUS_LENGTH	        = 0x2
COMMAND_STATUS_DATA		= 0x3
COMMAND_STATUS_CHECK	        = 0x4
COMMAND_STATUS_TAIL		= 0x5
#------------------------------------------------------------
COMMAND_HELLO_ECHO		= 0x20
COMMAND_BEEP_ON			= 0x21
COMMAND_BEEP_OFF		= 0x22
COMMAND_DIR_ON			= 0x23
COMMAND_DIR_OFF			= 0x24
COMMAND_REL_ON			= 0x25
COMMAND_REL_OFF			= 0x26
COMMAND_PUL_SET			= 0x27
COMMAND_PUL_STOP		= 0x28
COMMAND_GOTO_HEAD		= 0x29
COMMAND_GOTO_TAIL		= 0x2A
COMMAND_GET_STATE		= 0x2B
COMMAND_GET_PULSEOUT	        = 0x2C
COMMAND_CLEAR_PULSEOUT	        = 0x2D
#------------------------------------------------------------
def lscm8cmd(cmd, cmddata):
    checksum = cmd + len(cmddata)
    for cd in cmddata:
        checksum = checksum + cd
    checksum = (checksum & 0xff) ^ 0xff
    cmdstr = b'' + byte(COMMAND_FRAME_HEAD) + byte(cmd) + byte(len(cmddata)) +\
             cmddata + byte(checksum) + byte(COMMAND_FRAME_TAIL)
# printf(cmdstr)
    cmdport.write(cmdstr)
def lscm8hello():
    lscm8cmd(COMMAND_HELLO_ECHO, b'')
def lscm8beepon():
    lscm8cmd(COMMAND_BEEP_ON, b'')
def lscm8beepoff():
    lscm8cmd(COMMAND_BEEP_OFF, b'')
#------------------------------------------------------------
def lscm8relon(bits):
    cmd = bits.to_bytes(1, byteorder='big')
    lscm8cmd(COMMAND_REL_ON, cmd)
#------------------------------------------------------------
# bits:0:relay0, 1:relay1
def lscm8reloff(bits):
    cmd = bits.to_bytes(1, byteorder='big')
    lscm8cmd(COMMAND_REL_OFF, cmd)
def lscm8diron(bits):
    cmd = bits.to_bytes(1, byteorder='big')
    lscm8cmd(COMMAND_DIR_ON, cmd)
def lscm8diroff(bits):
    cmd = bits.to_bytes(1, byteorder='big')
    lscm8cmd(COMMAND_DIR_OFF, cmd)
#------------------------------------------------------------
def lscm8setpulse(bits, pulse):
    cmd = bits.to_bytes(1, byteorder='big') +\
          pulse.to_bytes(4, byteorder='big')
    lscm8cmd(COMMAND_PUL_SET, cmd)
def lscm8stoppulse():
    lscm8cmd(COMMAND_PUL_STOP, b'')
def lscm8gotohead():
    lscm8cmd(COMMAND_GOTO_HEAD, b'')
def lscm8gototail():
    lscm8cmd(COMMAND_GOTO_TAIL, b'')
def lscm8clearpulseout():
    lscm8cmd(COMMAND_CLEAR_PULSEOUT, b'')
def lscm8mf(steps):
    lscm8diron(3)
    lscm8reloff(3)
    lscm8setpulse(3, steps)
def lscm8mb(steps):
    lscm8diroff(3)
    lscm8reloff(3)
    lscm8setpulse(3, steps)
#------------------------------------------------------------
if __name__ == "__main__":
    time.sleep(.5)
    if len(sys.argv) > 1:
        step = int(sys.argv[1])
        if step > 0:
            lscm8mf(step)
        else: lscm8mb(-step)
    else:
        lscm8mb(1000)
    tspbeep(1500, 100)
    printf('End of the command')
#------------------------------------------------------------
# END OF FILE : LSCM8.PY
#============================================================