
Introduction
Flash
MCU(HMS39C7092)
18
Table
1.1
Pin
Descriptions
(Continued)
PIN
SYMBOL
DIR
DESCRIPTION
A
11
O
External
Address
Bus
bit
11
48
P2
3
I/O
General
purpose
input
output
or
port
2
bit
3
A
12
O
External
Address
Bus
bit
12
49
P2
4
I/O
General
purpose
input
output
or
port
2
bit
4
A
13
O
External
Address
Bus
bit
13
50
P2
5
I/O
General
purpose
input
output
or
port
2
bit
5
A
14
O
External
Address
Bus
bit
14
51
P2
6
I/O
General
purpose
input
output
or
port
2
bit
6
A
15
O
External
Address
Bus
bit
15
52
P2
7
I/O
General
purpose
input
output
or
port
2
bit
7
A
16
O
External
Address
Bus
bit
16
53
P5
0
I/O
General
purpose
input
output
of
port
5
bit
0
A
17
O
External
Address
Bus
bit
17
54
P5
1
I/O
General
purpose
input
output
of
port
5
bit
1
A
18
I
External
Address
Bus
bit
18
55
P5
2
I/O
General
purpose
input
output
of
port
5
bit
2
A
19
O
External
Address
Bus
bit
19
56
P5
3
I/O
General
purpose
input
output
of
port
5
bit
3
57
VSS
-
Power
ground
nWAIT
I
External
BUS
cycle
wait
signal
58
P6
0
I/O
General
purpose
input
output
of
port
6
bit
0
nBREQ
I
External
BUS
Request
59
P6
1
I/O
General
purpose
input
output
of
port
6
bit
1
nBACK
I
External
BUS
Acknowledge
60
P6
2
I/O
General
purpose
input
output
of
port
6
bit
2
CLKO
O
BUS
Clock
Output
61
P6
7
I/O
General
purpose
input
output
of
port
6
bit
7
62
nSTBY
O
Standby
mode
signal.
Power
Down
mode
indicating
63
nRES
I
External
Reset
input
nTRST
I
JTAG
Test
Reset
input
(pull-down)
64
P9
7
I/O
General
purpose
input
output
of
port
9
bit
7
(pull-down)
65
VSS
-
Power
ground
66
XTALOUT
O
Crystal
feedback
output
67
XTALIN
I
Crystal
or
External
Oscillator
input
68
VDD
-
Power
Supply
3.3V
nAS
O
External
Address
Bus
strobe
69
P6
3
I/O
General
purpose
input
output
of
port
6
bit
3
nRD
O
External
Bus
Read
70
P6
4
I/O
General
purpose
input
output
of
port
6
bit
4
nHWR
O
External
upper
8
bit
data
bus
write
71
P6
5
I/O
General
purpose
input
output
of
port
6
bit
5
nLWR
O
External
lower
8
bit
data
bus
write
72
P6
6
I/O
General
purpose
input
output
of
port
6
bit
6
73
MODE
0
I
MODE
bit
0
74
MODE
1
I
MODE
bit
1
75
MODE
2
I
MODE
bit
2
76
AVDD
-
Analog
Power
Supply
3.3V
77
AVREF
-
ADC
Reference
Voltage
Summary of Contents for HMS39C7092
Page 1: ...HMS39C7092 32Bit Embedded Flash MCU User s Manual Version 1 2...
Page 11: ...Flash MCU HMS39C7092 11...
Page 12: ...Flash MCU HMS39C7092 12...
Page 13: ...Flash MCU HMS39C7092 Introduction 13 Chapter 1 Introduction...
Page 27: ...Flash MCU HMS39C7092 ARM7TDMI Core 27 Chapter 2 ARM7TDMI Core...
Page 40: ...BUS Controller Flash MCU HMS39C7092 40...
Page 41: ...Flash MCU HMS39C7092 BUS Controller 41 Chapter 3 BUS Controller...
Page 59: ...Flash MCU HMS39C7092 MCU controller 59 Chapter 4 MCU Controller...
Page 67: ...Flash MCU HMS39C7092 Power Management Unit 67 Chapter 5 Power Management Unit...
Page 77: ...Flash MCU HMS39C7092 Interrupt controller 77 Chapter 6 The Interrupt Controller...
Page 85: ...Flash MCU HMS39C7092 Watchdog Timer 85 Chapter 7 Watchdog Timer...
Page 98: ...Watchdog Timer Flash MCU HMS39C7092 98...
Page 99: ...Flash MCU HMS39C7092 General Purpose Timer 99 Chapter 8 The General Purpose Timer...
Page 118: ...General Purpose Timer Flash MCU HMS39C7092 118...
Page 119: ...Flash MCU HMS39C7092 UART 119 Chapter 9 UART Universal Asynchronous Receiver Transmitter...
Page 137: ...Flash MCU HMS39C7092 GPIO 137 Chapter 10 GPIO General Purpose Input Output...
Page 142: ...GPIO Flash MCU HMS39C7092 142...
Page 143: ...Flash MCU HMS39C7092 On Chip SRAM 143 Chapter 11 On Chip SRAM...
Page 145: ...Flash MCU HMS39C7092 On chip Flash memory 145 Chapter 12 On chip Flash Memory...
Page 173: ...Flash MCU HMS39C7092 A D Converter 173 Chapter 13 A D Converter...
Page 185: ...Flash MCU HMS39C7092 Electrical Characteristics 185...
Page 186: ...Electrical Characteristics Flash MCU HMS39C7092 186 Chapter 14 Electrical Characteristics...
Page 195: ...Flash MCU HMS39C7092 Electrical Characteristics 195...
Page 196: ...Electrical Characteristics Flash MCU HMS39C7092 196...
Page 197: ...A 1 Flash MCU HMS39C7092 197 A 1 Package Dimension...