diff --git a/README.md b/README.md
new file mode 100644
index 0000000..0fa757d
--- /dev/null
+++ b/README.md
@@ -0,0 +1,28 @@
+# 奇点物联-RPC客户端
+
+奇点物理Go的RPC客户端
+
+## 使用示例
+~~~go
+
+package main
+
+import (
+	"log"
+
+	"gitee.com/LifetimeNine/singularity-rpc-client/pkg/rpc"
+)
+
+func main() {
+  // 初始化
+	rpc.InitiateRequest("127.0.0.1", 9631, "/root/cert.pem")
+  // 获取设备详情
+	result, err := rpc.GetDevice().GetDetail(10001)
+	if err != nil {
+		log.Println(err)
+		return
+	}
+	log.Println(result)
+}
+
+~~~
\ No newline at end of file
diff --git a/pkg/rpc/device.go b/pkg/rpc/device.go
index 0a06a38..6f55ba1 100644
--- a/pkg/rpc/device.go
+++ b/pkg/rpc/device.go
@@ -1,18 +1,10 @@
 package rpc
 
 import (
+	"fmt"
 	"time"
 )
 
-// 设备详情
-type DeviceDetail struct {
-	Type        uint8  `json:"type"`
-	ConnectType uint8  `json:"connect_type"`
-	Secret      string `json:"secret"`
-	PId         uint32 `json:"p_id"`
-	DataId      uint32 `json:"data_id"`
-}
-
 var device *Device
 
 // 获取设备相关RPC类
@@ -27,7 +19,7 @@ func GetDevice() *Device {
 type Device struct{}
 
 // 获取设备详情
-func (d *Device) GetDetail(deviceId uint32) (*Result[DeviceDetail], error) {
+func (d *Device) GetDetail(deviceId uint32) (*DeviceDetail, error) {
 	body := map[string]any{
 		"device_id":  deviceId,
 		"field_list": []string{"type", "secret", "connect_type", "p_id", "data_id"},
@@ -36,20 +28,38 @@ func (d *Device) GetDetail(deviceId uint32) (*Result[DeviceDetail], error) {
 	if err := GetRequest().Send("device.get_detail", body, result); err != nil {
 		return nil, err
 	}
-	return result, nil
+	if result.Code != 0 {
+		return nil, fmt.Errorf("%s", result.Message)
+	}
+	return &result.Data, nil
+}
+
+// 获取设备属性列表
+func (d *Device) GetAttributeOptionList() (*[]DeviceAttributeOption, error) {
+	result := &Result[[]DeviceAttributeOption]{}
+	if err := GetRequest().Send("device.get_attribute_option_list", map[string]any{}, result); err != nil {
+		return nil, err
+	}
+	if result.Code != 0 {
+		return nil, fmt.Errorf("%s", result.Message)
+	}
+	return &result.Data, nil
 }
 
 // 重置设备在线状态
-func (d *Device) ResetOnlineStatus() (*Result[any], error) {
+func (d *Device) ResetOnlineStatus() error {
 	result := &Result[any]{}
 	if err := GetRequest().Send("device.reset_online_status", map[string]any{}, result); err != nil {
-		return nil, err
+		return err
 	}
-	return result, nil
+	if result.Code != 0 {
+		return fmt.Errorf("%s", result.Message)
+	}
+	return nil
 }
 
 // 更新设备在线状态
-func (d *Device) UpdateOnlineStatus(deviceId uint32, online bool, updateTime time.Time) (*Result[any], error) {
+func (d *Device) UpdateOnlineStatus(deviceId uint32, online bool, updateTime time.Time) error {
 	body := map[string]any{
 		"device_id": deviceId,
 		"online":    online,
@@ -57,13 +67,16 @@ func (d *Device) UpdateOnlineStatus(deviceId uint32, online bool, updateTime tim
 	}
 	result := &Result[any]{}
 	if err := GetRequest().Send("device.update_online_status", body, result); err != nil {
-		return nil, err
+		return err
 	}
-	return result, nil
+	if result.Code != 0 {
+		return fmt.Errorf("%s", result.Message)
+	}
+	return nil
 }
 
 // 更新从设备在线状态
-func (d *Device) UpdateSlaveOnlineStatus(deviceId uint32, online bool, updateTime time.Time, parentId *uint32) (*Result[any], error) {
+func (d *Device) UpdateSlaveOnlineStatus(deviceId uint32, online bool, updateTime time.Time, parentId *uint32) error {
 	body := map[string]any{
 		"device_id": deviceId,
 		"online":    online,
@@ -74,13 +87,16 @@ func (d *Device) UpdateSlaveOnlineStatus(deviceId uint32, online bool, updateTim
 	}
 	result := &Result[any]{}
 	if err := GetRequest().Send("device.update_salve_online_status", body, result); err != nil {
-		return nil, err
+		return err
 	}
-	return result, nil
+	if result.Code != 0 {
+		return fmt.Errorf("%s", result.Message)
+	}
+	return nil
 }
 
 // 更新设备属性上报时间
-func (d *Device) UpdateReportTime(deviceId uint32, reportTime *time.Time) (*Result[any], error) {
+func (d *Device) UpdateReportTime(deviceId uint32, reportTime *time.Time) error {
 	body := map[string]any{
 		"device_id": deviceId,
 	}
@@ -89,26 +105,32 @@ func (d *Device) UpdateReportTime(deviceId uint32, reportTime *time.Time) (*Resu
 	}
 	result := &Result[any]{}
 	if err := GetRequest().Send("device.update_report_time", body, result); err != nil {
-		return nil, err
+		return err
 	}
-	return result, nil
+	if result.Code != 0 {
+		return fmt.Errorf("%s", result.Message)
+	}
+	return nil
 }
 
 // 设置设备属性
-func (d *Device) SetAttribute(deviceId uint32, attributeSet map[string]any) (*Result[any], error) {
+func (d *Device) SetAttribute(deviceId uint32, attributeSet map[string]any) error {
 	body := map[string]any{
 		"device_id": deviceId,
 		"attribute": attributeSet,
 	}
 	result := &Result[any]{}
 	if err := GetRequest().Send("device.set_attribute", body, result); err != nil {
-		return nil, err
+		return err
 	}
-	return result, nil
+	if result.Code != 0 {
+		return fmt.Errorf("%s", result.Message)
+	}
+	return nil
 }
 
 // 获取设备属性
-func (d *Device) GetAttribute(deviceId uint32) (*Result[map[string]any], error) {
+func (d *Device) GetAttribute(deviceId uint32) (*map[string]any, error) {
 	body := map[string]any{
 		"device_id": deviceId,
 	}
@@ -116,24 +138,30 @@ func (d *Device) GetAttribute(deviceId uint32) (*Result[map[string]any], error)
 	if err := GetRequest().Send("device.get_attribute", body, result); err != nil {
 		return nil, err
 	}
-	return result, nil
+	if result.Code != 0 {
+		return nil, fmt.Errorf("%s", result.Message)
+	}
+	return &result.Data, nil
 }
 
 // 更新设备版本信息
-func (d *Device) UpdateVersion(deviceId uint32, versionNumber uint) (*Result[any], error) {
+func (d *Device) UpdateVersion(deviceId uint32, versionNumber uint) error {
 	body := map[string]any{
 		"device_id":      deviceId,
 		"version_number": versionNumber,
 	}
 	result := &Result[any]{}
 	if err := GetRequest().Send("device.update_version", body, result); err != nil {
-		return nil, err
+		return err
 	}
-	return result, nil
+	if result.Code != 0 {
+		return fmt.Errorf("%s", result.Message)
+	}
+	return nil
 }
 
 // 保存升级结果
-func (d *Device) SaveUpgradeResult(upgradeTaskId uint32, status uint8, finishTime time.Time) (*Result[any], error) {
+func (d *Device) SaveUpgradeResult(upgradeTaskId uint32, status uint8, finishTime time.Time) error {
 	body := map[string]any{
 		"upgrade_task_id": upgradeTaskId,
 		"status":          status,
@@ -141,7 +169,10 @@ func (d *Device) SaveUpgradeResult(upgradeTaskId uint32, status uint8, finishTim
 	}
 	result := &Result[any]{}
 	if err := GetRequest().Send("device.save_upgrade_result", body, result); err != nil {
-		return nil, err
+		return err
 	}
-	return result, nil
+	if result.Code != 0 {
+		return fmt.Errorf("%s", result.Message)
+	}
+	return nil
 }
diff --git a/pkg/rpc/type.go b/pkg/rpc/type.go
index abd3a30..b451505 100644
--- a/pkg/rpc/type.go
+++ b/pkg/rpc/type.go
@@ -41,3 +41,28 @@ type Result[D any] struct {
 	Message string     `json:"message"`
 	Data    D          `json:"data"`
 }
+
+// 设备详情
+type DeviceDetail struct {
+	Type        uint8  `json:"type"`
+	ConnectType uint8  `json:"connect_type"`
+	Secret      string `json:"secret"`
+	PId         uint32 `json:"p_id"`
+	DataId      uint32 `json:"data_id"`
+}
+
+// 设备属性参数
+type DeviceAttributeOption struct {
+	Type        uint8 `json:"type"`
+	ContentType uint8 `json:"content_type"`
+	Attribute   []struct {
+		Type      uint8   `json:"type"`
+		Name      string  `json:"name"`
+		Flag      uint8   `json:"flag"`
+		Field     string  `json:"field"`
+		Readonly  bool    `json:"readonly"`
+		AllowItem *[]int  `json:"allow_item,omitempty"`
+		Min       *uint32 `json:"min,omitempty"`
+		Max       *uint32 `json:"max,omitempty"`
+	} `json:"attribute"`
+}