Fujitsu FR60 Hardware Manual page 526

CHAPTER 19 PROGRAM LOADER MODE (SUPPORTED ONLY BY THE MB91302A (IPL INTEGRATED MODEL))
❍ Subroutine "Command error" in Asynchronous mode
1 - byte transmission
(Response to abnormal command reception)
Transmission data
❍ Subroutine "Checksum error" in Asynchronous mode
1 - byte transmission
(Response to checksum error)
Transmission data
Fetch received command data
{ (received command data) & (F0
❍ Subroutine "RESET" in Asynchronous mode
1 - byte transmission
(Response to RESET command reception)
506
Error command
Fetch received command data
{ (received command data) & (F0
1- byte transmission
MAIN
Checksum error
1 - byte transmission
MAIN
RESET
1- byte transmission (11
MAIN
) } | (04 )
H H
) } | (02 )
H H
)
H