Connection Example With Standard Cpu - Epson S1R72V17 Connection Manual

2. Connection Example with Standard CPU

2. Connection Example with Standard CPU
This section illustrates a typical connection with a standard CPU.
1) 16-bit bus, Strobe mode connection example
Set CPU_Config register (0x075h address) BusMode bit to "0" and Bus8x16 bit to "0."
16bit Strobe mode
CPU
Address[8:1]
2
1.65 V to 3.6 V
IOVDD
DATA[15:0]
XCS
XRD
XWRH
XWRL
XDREQ
XDACK
XINT
Fig. 2-1 16-bit bus, Strobe mode connection example
S1R72V17
CVDD
CA[8:1]
XBEL(CA[0])
CD[15:0]
XCS
XRD
XWRH(XBEH)
XWRL(XWR)
XDREQ *1
<When DMA is not used>
XDACK *2
*1: Open
XINT *2: Fixed at High or Low
EPSON
S1R72V17 CPU Connection Guide
(Rev. 1.0)