str712 STMicroelectronics, str712 Datasheet - Page 14

• Manufacturer Part Number: str712
• Description: 144/64-pin Arm7tdmi Mcu With Up To 256kb Flash, 64kb Ram And Emi
• Manufacturer: STMicroelectronics

System architecture
Table 4.
14/78
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
Pin n°
M1 N.C.
G1 BOOTEN
G2 P2.9
G3 P2.10
G4 P2.11
H1 P2.12
G5 P2.14
H2 JTMS
H3 JTCK
H4 JTDO
E3 P2.4/A.20
E4 P2.5/A.21
F1
E5 P2.7/A.23
F2
F3
F4
F5
F6
K1 P2.15
L1
K2 TEST
L2
L3
J1
J2
J3
P2.6/A.22
P2.8
N.C.
N.C.
V
V
P2.13
JTDI
JTRST
NU
TEST
N.C.
SS
33
STR710 pin description
Pin name
I/O
I/O
I/O
I/O
I/O pu C
I/O pu C
I/O pu C
I/O pu C
I/O pu C
I/O pu C
I/O pu C
I/O pu C
O
S
S
I
I
I
I
I
pd
pd
pd
pd
3)
3)
3)
3)
C
C
C
C
C
T
T
T
Input
C
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
X 4mA X
X 4mA X
X 4mA X
X 4mA X
8mA X
8mA X
8mA X
8mA X
4mA X
4mA X
4mA X
4mA X
8mA
Output
X
X
X
X
X
X
X
X
X
X
X
X
X
Boot control input. Enables sampling of
BOOT[1:0] pins
Not connected (not bonded)
Not connected (not bonded)
Ground voltage for digital I/Os
Supply voltage for digital I/Os
Port 2.10 External interrupt INT4
Port 2.11 External interrupt INT5
Port 2.12
Port 2.13
Port 2.14
Port 2.15
JTAG Data input. External pull-up required.
JTAG Mode Selection Input. External pull-up
required.
JTAG Clock Input. External pull-up or pull-down
required.
JTAG Data output. Note: Reset state = HiZ.
JTAG Reset Input. External pull-up required.
Reserved, must be forced to ground.
Reserved, must be forced to ground.
Not connected (not bonded)
Reserved, must be forced to ground.
Not connected (not bonded)
function
Port 2.4
Port 2.5
Port 2.6
Port 2.7
Port 2.8
Port 2.9
reset)
(after
Main
External Memory Interface: address
bus
External Memory Interface: address
bus
External interrupt INT2
External interrupt INT3
Alternate function
4)
4)
STR71xF