EZ80F917050SBCG Zilog, EZ80F917050SBCG Datasheet - Page 27

• 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

Schematics
PS026102-1207
D
C
B
A
-HALT_SLP
CLK_OUT
-MREQ
-INSTRD
-BUSACK
-DIS_FLASH
-FLASHWE
-BUSREQ
RTC_VDD
A[0..23]
D[0..7]
-CS[0..3]
IICSDA
IICSCL
PA[0..7]
PB[0..7]
PC[0..7]
PD[0..7]
-RESET
-IOREQ
-WAIT
-DIS_IRDA
-RD
-WR
-NMI
TRIGOUT
-TRSTN
VCC
GND
TDI
TDO
TCK
TMS
Figure 8
in the following schematics for reference.
-RESET
VCC
A[0..23]
D[0..7]
-CS[0..3]
IICSDA
IICSCL
CLK_OUT
-DIS_FLASH
-FLASHWE
RTC_VDD
PA[0..7]
PB[0..7]
PC[0..7]
PD[0..7]
-RD
-WR
-IOREQ
-MREQ
-INSTRD
-WAIT
-HALT_SLP
-BUSREQ
-BUSACK
-NMI
5
5
R12
R12
10K
10K
GND
5
VCC
U1C
U1C
74LCX04
74LCX04
TSSOP14
TSSOP14
-WAIT
-BUSREQ
through
GND
VCC
6
R1
R1
4.7K
4.7K
VCC
VCC
VCC
R7
R7
10K
10K
VCC
R5
R5
2.2K
2.2K
VCC
EZ80CLK
DISABLE_IRDA
Figure 10
R2
R2
4.7K
4.7K
R8
R8
10K
10K
R9
R9
4.7K
4.7K
TRIGOUT
WR_EN
R6
R6
2.2K
2.2K
IICSDA
IICSCL
-TRSTN
PD2
JP3
JP3
TDI
TDO
TCK
TMS
1
2
=
IR_SD
displays the layout of the Zdots. Ethernet circuiting devices are not loaded on the Zdots. However, these devices appear
4
5
Figure 8. Zdots Schematic Diagram—Connectors and Miscellaneous
VCC
U4B
U4B
74LCX32
74LCX32
TSSOP14
TSSOP14
GND
-F91_WE
GND
R20
R20
10K
10K
-TRSTN
-CS2
GND
A21
A22
-CS0
-BUSACK
4
4
A6
A10
A8
A13
A15
A18
A19
A2
A11
A4
A5
D1
D3
D5
D7
-MREQ
-WR
connector 1
6
11
13
15
17
19
21
23
25
27
29
31
33
35
37
39
41
43
45
47
49
51
53
55
57
59
1
3
5
7
9
JP1
JP1
HEADER 30x2/SM
HEADER 30x2/SM
2
4
6
8
10
12
14
16
18
20
22
24
26
28
30
32
34
36
38
40
42
44
46
48
50
52
54
56
58
60
IRDA_SD
-DIS_FLASH
A0
A3
A14
A16
A23
-CS1
GND
A7
A9
A17
D0
D2
D4
D6
-IOREQ
-RD
-INSTRD
-BUSREQ
VCC
VCC
GND
A1
A12
A20
VCC
GND
13
3
U1B
U1B
74LCX04
74LCX04
TSSOP14
TSSOP14
U1F
U1F
74LCX04
74LCX04
TSSOP14
TSSOP14
4
12
GND
GND
-HALT_SLP
3
-RESET
3
PA3
PA1
VCC
-FLASHWE
-CS3
VCC
VCC
PB3
TCK
RTC_VDD
IICSCL
IICSDA
PB1
connector 2
PA7
PA5
PB7
PB5
PC6
PC4
PC2
PC0
PD6
PD5
PD3
PD1
TDO
GND
This schematic reflects the
assembly rev B of the module.
The FLASH memory on page 3
was changed to AM29008B for
Rev D schematic.
11
13
15
17
19
21
23
25
27
29
31
33
35
37
39
41
43
45
47
49
51
53
55
57
59
1
3
5
7
9
12
13
1
2
JP2
JP2
HEADER 30x2/SM
HEADER 30x2/SM
U4A
U4A
74LCX32
74LCX32
TSSOP14
TSSOP14
U4D
U4D
74LCX32
74LCX32
TSSOP14
TSSOP14
2
4
6
8
10
12
14
16
18
20
22
24
26
28
30
32
34
36
38
40
42
44
46
48
50
52
54
56
58
60
PA6
PA4
PA2
PA0
PC7
PC5
PC3
PC1
PD7
-WAIT
GND
-NMI
PB6
PB4
PB2
PB0
PD4
PD2
PD0
TDI
TRIGOUT
TMS
3
11
GND
GND
EZ80CLK
-DIS_IRDA
Zdots
GND
®
SBC for eZ80AcclaimPlus!
2
2
VCC
C2
C2
0.1uF
0.1uF
-F91_WE
alternative:
Maxim
MAX6802UR29D3
R37
R37
10K
10K
VCC
RESET
MAX6328UR29
MAX6328UR29
SOT-23-L3
SOT-23-L3
1
U3
U3
IRDA_SD
R4
R4
2R7
2R7
PD0
PD1
U1A
U1A
74LCX04
74LCX04
TSSOP14
TSSOP14
VCC
2
open-drain
(MMA 0204)
R3
R3
68R
68R
2
Product Specification
™
-F91_WP
Connectivity ASSP
5
1
2
4
3
6
Memory
C1
C1
330nF
330nF
VCC
LEDA
TXD
SD
RXD
GND
U2
U2
-RESET
1
R10
R10
10K
10K
C3
C3
0.01uF
0.01uF
1
-F91_WP
ZHX1810
ZHX1810
Schematics
D
C
B
A
23