User`s manual

351
CHAPTER 15 SWITCHING THE MODE AFTER STARTING
15
15.3 I/O Signals for Handshake with Programmable Controller CPU and Buffer Memory
(a) Switching mode No. designation area (addresses: 90H, 130H)
Write the desired mode No. (0001H to 0007H, 00FFH).
*1 The communication protocol is specified as "00H" when the GX Developer connection mode is set using the GX
Developer switch setting.
(b) Switching transmission specifications designation area (address: 91H, 131H)
• Designates the transmission specifications after mode switching.
• When the transmission specifications are returned to the contents set in GX Developer, [0000H] is written
to this area.
• When setting arbitrary transmission specifications (other than the contents set in GX Developer), the value
corresponding to ON/OFF of the relevant bit in the table listed below is written. Relevant bit 1 (ON)/0
(OFF) is designated the same as transmission setting of GX Developer.
b15 b0
to
Buffer memory address 90H/130H
(Default 0000H)
0001H: MC protocol (Format 1)
0002H: MC protocol (Format 2)
0003H: MC protocol (Format 3)
0004H: MC protocol (Format 4)
0005H: MC protocol (Format 5)
0006H: Non procedural protocol
0007H: Bi-directional protocol
0009H: Pre-defined protocol
00FFH: GX Developer connection
*1