Add reading status

scripts/status.py

@@ -0,0 +1,15 @@
+#!/usr/bin/env python3
+
+import tlay2_client
+import struct
+
+def get_state():
+    a=tlay2_client.Tlay2_msg(3)
+    keys=("b_soc","b_v","b_a","l_v","l_a","s_v","s_a","on")
+    vals=struct.unpack("<HHhHHHH?",a.msg(b""))
+    ratio = (1,100,100,100,100,100,100,"I")
+    vals = [val/r if r != "I" else val for val,r in zip(vals,ratio)]
+    return dict(zip(keys,vals))
+
+if __name__ == "__main__":
+    print(get_state())

src/uart.cpp

@@ -37,6 +37,23 @@ void process_packet(Tlay2<128>* obj, uint8_t*data,size_t len)
 		obj->tx_end();
 		break;
 	}
+	case 3: // read status
+	{
+		k_mutex_lock(&reg_data.mut, K_FOREVER);
+		Reg_data::Data cached = reg_data.d;
+		k_mutex_unlock(&reg_data.mut);
+		obj->tx_init_reply();
+		obj->tx_u16(cached.b_soc);
+		obj->tx_u16(cached.b_v);
+		obj->tx_u16(cached.b_a);
+		obj->tx_u16(cached.l_v);
+		obj->tx_u16(cached.l_a);
+		obj->tx_u16(cached.s_v);
+		obj->tx_u16(cached.s_a);
+		obj->tx_byte(cached.on);
+		obj->tx_end();
+		break;
+	}
 	default:
 		break;
 	}