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Event
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Unit
Module
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Unit ID
案例程序
生成公钥、创建消息签名和验证签名
from m5stack import *
from m5stack_ui import *
from uiflow import *
import unit
screen = M5Screen()
screen.clean_screen()
screen.set_screen_bg_color(0xFFFFFF)
ID_0 = unit.get(unit.ID, unit.PORTA)
public = None
signature = None
message = None
recv_msg = None
message=[0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F,
0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, 0x18, 0x19, 0x1A, 0x1B, 0x1C, 0x1D, 0x1E, 0x1F]
if ID_0.get_info():
print('Read Device Info Sucess')
else:
print('Read Device Info Unsucess')
if ID_0.readConfigZone():
print('Read Config Sucess')
else:
print('Read Config Unsucess')
if (ID_0.configLockStatus) or (ID_0.dataOTPLockStatus) or (ID_0.slot0LockStatus):
print('Read Config Status Sucess')
if ID_0.generatePublicKey(0x0000):
public = ID_0.publicKey64Bytes
if ID_0.createSignature(message, 0x0000):
signature = ID_0.signature
recv_msg=[0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F,
0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, 0x18, 0x19, 0x1A, 0x1B, 0x1C, 0x1D, 0x1E, 0x1F]
if ID_0.verifySignature(recv_msg, signature, public):
print('Verify Sucess')
else:
print('Verify UnSucess')功能说明
print((str('status:') + str((ID_0.configLockStatus))))- 获取配置锁定状态
print(ID_0.configZone)- 获取配置参数区域
print((str('new key pair:') + str((ID_0.createNewKeyPair(0x0000)))))- 获取创建的密钥对
print((str('create signature:') + str((ID_0.createSignature(, 0x0000)))))- 获取创建数字签名数据
print((str('status:') + str((ID_0.dataOTPLockStatus))))- 获取OTP数据状态
print((str('public key:') + str((ID_0.generatePublicKey(0x0000)))))- 获取生成公钥
print(ID_0.get_info())- 读取芯片基础信息
print(ID_0.KeyConfig)- 设置密钥存储槽的权限参数
print(ID_0.lock_config())- 获取锁定配置信息
print(ID_0.lockDataAndOTP())- 获取锁定OTP数据
print(ID_0.lockDataSlot0())- 获取锁定数据槽
print((str('key:') + str((ID_0.publicKey64Bytes))))- 获取符合ECC-P256标准的64字节公钥格式
print(ID_0.random_min_max(0, 0))- 获取范围随机数
print(ID_0.readConfigZone())- 从配置区提取当前安全参数设置
print(ID_0.revisionNumber)- 获取芯片固件版本号
print(ID_0.serialNumber)- 读取芯片唯一标识序列号
print((str('sha256 message:') + str((ID_0.sha256(, 0)))))- 获取硬件加速的SHA-256哈希运算数据长度
print(ID_0.signature)- 获取数字签名
print(ID_0.SlotConfig)- 获取存储槽配置
print((str('status:') + str((ID_0.slot0LockStatus))))- 获取存储槽状态
print(ID_0.updateRandom32Bytes())- 获取更新的32字节数据
print((str('create message:') + str((ID_0.verifySignature(, , )))))- 获取验证签名数据
print(ID_0.wakeup())- 获取唤醒状态
print(ID_0.writeConfigZone())- 获取写入配置区数据