SANS 62055-51-2007 电量计量.支付系统.第51部分:标准转账规范(STS).单向数字和磁卡令牌载波的物理层协
Electricity metering - Payment systems Part 51: Standard transfer specification (STS) - Physical layer protocol for one-way numeric and magnetic card token carriers
Specifies a physical layer protocol of the standard transfer specification (STS) for transferring units of credit and other management information between a point-of-sale (POS) system and an STS-compliant electricity payment meter.