Merge pull request #306 from merlokk/lf_read_adc

Adds generic ADC read functionality

software/script/chameleon_cli_unit.py

@@ -553,6 +553,7 @@ lf_em_410x = lf_em.subgroup('410x', 'EM410x commands')
 lf_hid = lf.subgroup('hid', 'HID commands')
 lf_hid_prox = lf_hid.subgroup('prox', 'HID Prox commands')
 lf_viking = lf.subgroup('viking', 'Viking commands')
+lf_generic = lf.subgroup('generic', 'Generic commands')
 
 @root.command('clear')
 class RootClear(BaseCLIUnit):
@@ -3827,6 +3828,32 @@ class LFVikingWriteT55xx(LFVikingIdArgsUnit, ReaderRequiredUnit):
         self.cmd.viking_write_to_t55xx(id_bytes)
         print(f" - Viking ID(8H): {id_hex} write done.")
 
+@lf_generic.command('adcread')
+class LFADCGenericRead(ReaderRequiredUnit):
+    def args_parser(self) -> ArgumentParserNoExit:
+        parser = ArgumentParserNoExit()
+        parser.description = 'Read ADC and return the array'
+        return parser
+
+    def on_exec(self, args: argparse.Namespace):
+        resp = self.cmd.adc_generic_read()
+
+        if resp is not None:
+            print(f"generic read data[{len(resp)}]:")
+            width = 50
+            for i in range(0, len(resp), width):
+                chunk = resp[i : i + width]
+                hexpart = " ".join(f"{b:02x}" for b in chunk)
+                binpart = "".join('1' if b >= 0xbf else '0' for b in chunk)
+                print(f"{i:04x} {hexpart:<{width * 3}} {binpart}")
+
+            avg = 0
+            for val in resp:
+                avg += val
+            print(f'avg: {hex(round(avg / len(resp)))}')
+        else:
+            print(f"generic read error")
+
 @hw_slot.command('list')
 class HWSlotList(DeviceRequiredUnit):
     def args_parser(self) -> ArgumentParserNoExit:

software/script/chameleon_cmd.py

@@ -534,6 +534,18 @@ class ChameleonCMD:
         data = struct.pack(f'!4s4s{4*len(old_keys)}s', id_bytes, new_key, b''.join(old_keys))
         return self.device.send_cmd_sync(Command.VIKING_WRITE_TO_T55XX, data)
 
+    @expect_response(Status.LF_TAG_OK)
+    def adc_generic_read(self):
+        """
+        Read the ADC when the field is on.
+
+        :return:
+        """
+        resp = self.device.send_cmd_sync(Command.ADC_GENERIC_READ, None)
+        if resp.status == Status.LF_TAG_OK:
+            resp.parsed = resp.data
+        return resp
+
     @expect_response(Status.SUCCESS)
     def get_slot_info(self):
         """

software/script/chameleon_enum.py

@@ -83,6 +83,7 @@ class Command(enum.IntEnum):
     HIDPROX_WRITE_TO_T55XX = 3003
     VIKING_SCAN = 3004
     VIKING_WRITE_TO_T55XX = 3005
+    ADC_GENERIC_READ = 3006
 
     MF1_WRITE_EMU_BLOCK_DATA = 4000
     HF14A_SET_ANTI_COLL_DATA = 4001