/** cpu¿¨Æ¬³õʼ»¯ */
public void inIt() throws Exception {
String response = null;
// Ñ°¿¨
byte[] findCard = Command.createData("50");
sp.write(findCard);
sp.read(new byte[50]);
response = sp.getResponse();
if (response == null) {
throw new Exception("Ñ°¿¨Ê§°Ü¡£");
}
// Éϵ縴λ
byte[] powerOn = Command.createData("51");
sp.write(powerOn);
sp.read(new byte[50]);
response = sp.getResponse();
if (response == null) {
throw new Exception("Éϵ縴λʧ°Ü¡£");
}
}
/**
* 写入数据
*
* @param block 块号 0x01 ~ 3F
* @param data 36 bytes len
* @return
* @throws Exception
*/
public Map writeData(String block, String data) throws Exception {
String response = null;
// 写入数据
byte[] writeKey = Command.getCommand("49" + block + data);
sp.write(writeKey);
sp.read(new byte[50]);
response = sp.getResponse();
String str = response.substring(7, 9);
if (!"00".equals(str)) {
throw new Exception("写入数据失败。");
}
return new HashMap();
}
/**
* 写入key
*
* @param disk 扇区 0x00 ~ 0x0F
* @param keyType 秘钥类型 0x00 keyA | 0x04 Key B
* @param key 秘钥 16 bytes len
* @return
* @throws Exception
*/
public Map writeKey(String disk, String keyType, String key) throws Exception {
inIt();
String response = null;
// 写入key
byte[] writeKey = Command.getCommand("45" + keyType + disk + key);
sp.write(writeKey);
sp.read(new byte[50]);
response = sp.getResponse();
String str = response.substring(7, 9);
if (!"00".equals(str)) {
throw new Exception("写入key失败。");
}
return new HashMap();
}
/**
* 读取数据
*
* @param block 块号 0x00 ~ 0x3F
* @return
* @throws Exception
*/
public Map readData(String block) throws Exception {
String response = null;
String data = null;
Map result = new HashMap();
// 写入数据
byte[] writeKey = Command.getCommand("48" + block);
sp.write(writeKey);
sp.read(new byte[50]);
response = sp.getResponse();
String str = response.substring(7, 9);
data = response.substring(9, response.length() - 2);
if (!"00".equals(str)) {
throw new Exception("读取数据失败。");
}
result.put("1", data);
return result;
}
