EZ80F917050SBCG Zilog, EZ80F917050SBCG Datasheet - Page 11

• Manufacturer Part Number: EZ80F917050SBCG
• Description: BOARD ZDOTS SBC Z80ACCLAIM PLUS
• Manufacturer: Zilog
• Series: Zdots® SBCr
• Type: MCUr

Specifications of EZ80F917050SBCG

• Contents: Fully Assembled Evaluation Board
• For Use With/related Products: eZ80F91
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 269-4671

Table 1. Zdots Peripheral Bus Connector Pin Identification* (Continued)
Input/Output Connector
PS026102-1207
Pin No Symbol
55
56
57
58
59
60
*Notes
1. External capacitive loads on RD, WR, IORQ, MREQ, D0–D7, and A0–A23 must be below 10 pF to satisfy
2. All unused inputs must be pulled to either V
3. All inputs are CMOS level 3.3 V (5 V tolerant), except where otherwise noted.
consumption and to reduce noise sensitivity.
timing requirements for the CPU.
GND
RD
WR
INSTRD
BUSACK
BUSREQ
Figure 3
However, the eZ80
designed to interface pin 60 of its JP2 connector to pin 50 of the eZ80 development plat-
form’s JP2 connector so that pins 1–10 of the Zdots overlap the edge of the eZ80 develop-
ment platform.
on page 8 displays the pin layout of the 60-pin I/O connector (JP2) of the Zdots.
Pull
Up/Down*
PU 2 k
Table 2
Ω
®
Development Platform features a 50-pin connector. The Zdots is
on page 8 describes the pins.
Zdots
Signal Direction Comments
Bidirectional
Bidirectional
Output
Output
Input
DD
®
SBC for eZ80AcclaimPlus!
or GND, depending on their inactive levels, to reduce power
V
SS
/Ground (0 V).
Product Specification
™
Connectivity ASSP
Pin Description
7