PROGRAM DEVELOPMENT MANUAL
COMMUNICATION BOARD通信板？/通讯板？
format the frame
DLE DOUBLING
fields
transaction number
block check character(BCC)
SIZE尺寸？
level层面？
float不是“漂浮”
protected typed logical read with three address fields
slot槽孔？
call 呼叫？
valid files 有效文件？
slot address
channel?
COMMUNICATION COMMAND?通讯命令？
WORD RANGE READ
CONTROL BLOCK LENGTH
address past “end of memory”？
data size
block high-level
PROGRAM DEVELOPMENT MANUAL 程序开发指南COMMUNICATION BOARD 通讯板format the frame 帧格式化DLE DOUBLING 数据链路转义加倍fields 字段transaction number 事务数block check character(BCC) 数据块校验特性SIZ...
