added command to read status of each channel

c698cd5a · Alén Arias Vázquez · 72e458ab · c698cd5a
Commit c698cd5a authored Mar 29, 2022 by Alén Arias Vázquez 😎
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Showing with 16 additions and 1 deletion

cpx400dp.py cpx400dp/cpx400dp.py +16 -1

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--- a/cpx400dp/cpx400dp.py
+++ b/cpx400dp/cpx400dp.py
@@ -5,6 +5,11 @@ import argparse

 class CPX400DP(object):

+    STATUS = {
+                0x0 : 'OFF',
+                0x1 : 'ON'
+            }
+
    def __init__(self, name='CPX400DP', devname='/dev/ttyACM0', baudrate=115200, log_level=logging.INFO):
        logging.basicConfig(format='%(asctime)s.%(msecs)03d %(name)s-%(levelname)-s: %(message)s', datefmt='%Y-%m-%d %H:%M:%S', level=log_level)
        self.name = name
@@ -75,7 +80,17 @@ class CPX400DP(object):
        cmd ='OP'+str(chan)+'?\n'
        self.send_cmd(cmd)
        resp = self.recv_cmd()
-        self.log.info("Channel {} is {}".format(chan,resp))
+        state = int(resp[0])-48
+        if state == 0 or state == 1:
+            self.log.info("The Channel {} is {}".format(chan,self.STATUS[state]))
+            return bool(state)
+        else:
+            self.log.error("Something was wrong reading status of channel {}".format(chan))
+            exit()
+
+    def get_status(self):
+        for j in range(2):
+            self.CHAN_STATUS[j] = self.get_status_chan(chan=j+1)

    def setup_chan(self, chan=1, volts=10.0, amps=0.3):
        self.set_voltage(volts=volts, chan=chan)