ZiLOG Z86L99 ICEBOX User Manual page 62

A
USER NOTE:
INSTALL JUMPER IF TA RGET
SYSTEM USES POR T 3 PIN 4
AS /DM PIN TO ACCE SS
EXTERNAL DATA/PROG RAM
4
MEMORY.
3
pg11 n R S T _ T
pg11 nMDS_I
pg11 nDS_I
pg11 R_W_I
pg11 nMAS_I
pg11 P34_nDM
pg8 nDM
pg11 nSYNC
pg11 SCLK
pg11 nAS_I
pg7 R32_64
pg7 nEXR_OFF
pg8 C_JAM_P1
pg8 FG_BG
nDR_P1MM
pg11 nRST_frI
2
pg11 A_I[15..8]
pg11 I_WR_RD
pg11 nAD_I_OE
pg4,11 nRST_Itv
pg9 A_M_LO[1..0]
pg10 P_RD_WR
pg7,10 P_TBD3
pg7,10 P_TBD2
1
pg7,10 P_TBD1
FOR USER"S MANUAL ONLY
A
UM005100-IRR0400
B
VCC
J3
DM_ENA
1 2
R17
10K
VCC
U13
13
VCC13
26
VCC26
19
GND19
32
GND32
n R S T _ T
12
n R S T _ T
nMDS_I
15
nMDS_I
nDS_I
16
nDS_I
R_W_I
17
R/W_I
nMAS_I 18
nMAS_I
P34_nDM 20
P34_nDM
nDM
21
nDM
nSYNC
22
nSYNC
SCLK
24
SCLK
nAS_I
25
nAS_I
R32_64
27
R32/63
nEXR_OFF 28
nEXR_OFF
C_JAM_P1 29
C_JAM_P1
FG_BG 30
FG_BG
nDR_P1MM
31
nDR_P1MM
nRST_frI
14
(TDI)
nRST_frI
nRST_toM
23
nRST_toM (TMS)
A_I[15..8]
A_M_LO[1..0]
(TMS)
(TDI)
B
C
VCC
J4
EXT_M EM USER NOTE:
2 1
INSTALL JUMPER IF
TARGET SYSTEM U SES
R18
PORT 1 AS AD DRESS/DATA
10K
BUS.
R19
1 2
10K
nRST_frM
C_DR_ADI
nAS_M
R_W_M
74
R/W_M
AD_M0
73
AD_M0
70 AD_M1
AD_M1
AD_M2
69
AD_M2
AD_M3
68
AD_M3
AD_M4
67
AD_M4
AD_M5
65
AD_M5
AD_M6
64
AD_M6
AD_M7
63
AD_M7
61 P_CLK_CE
P_CLKE/CE
P_WR_RD
60
P_WR/RD
nDS_frI
58
nDS_frI
nP_PGM
57
nP_PGM
P_CLR
56
P_CLR
P_CLK
55
P_CLK
(TDO)
71
(TDO) I/O1
(TCK)
62
(TCK) I/O2
59
GND59
72
GND72
66
VCC
VCC66
EPM7128S-LC84
C
D
A_M[15..8]
AD_M[7..0]
VCC
R20
R21 10K
10K
ISP HEA DER FOR ALTERA CPLD
VCC
P4
(TCK)
1 2
(TDO)
3 4
(TMS)
5 6
7 8
(TDI)
9 10
DESIGNER NOTE:
R22
ALTERA PIN USE FOR ISP CAN ALSO BE
10K
USED AS I/O CONTROL PIN. P IN NOT
CURENTLY USED A S I/O PIN CAN BE
USED AS I/O PIN IN THE FUTURE AS
NEEDED.
CONTROL LOGIC
Title
SCHEMATIC, Z86L 99 EMULATION DAUGHTER BOARD
Size Document Number
B
Date: Monday, August 14, 2000
D
Schematic 3
E
4
A_M[15..8] pg8
P_CT_CLK pg8
nRST_CT pg8
nDS_M pg8
nRST_frM pg8
C_DR_ADI pg8
nAS_M pg8
R_W_M pg8
AD_M[7..0] pg8
3
P_CLK_CE pg7,8,10
P_WR_RD pg7,8,10
nDS_frI pg8
nP_PGM pg7,10
P_CLR pg7,10
P_CLK pg7,10
2
1
R e v
A
Sheet 3 of 11
E