Version 1.0

8-Bit Micro-Controller

www.raio.com.tw

6/11

RA8917

Package (PQFP-128Pin)

RAiO

RA8917

TM

03XX

1

5

10

15

20

25

30

35

38

64

60

55

50

45

40

39

AGND

IOUT

AVDD

NC

VEXT

NC

SW3

SW2

SW1

COM

NC

PT1_1

PT1_0

BK7

BK6

BK5

BK4

BK3

BK2

BK1

BK0

ROM_OE#

ROM_CE#

NC

VDD

VDDP

GNDP

NC

VDDP

NC

GNDP

PT2_7

PT2_6

VDDP

NC

PT2_5

PT2_4

PT2_3

PT2_2

PT2_1

PT2_0

PT3_3

PT3_2

PT3_1

PT3_0

VDD

NC

A13

A12

A11

A10

A9

Double

Bonding

Date Code (西元2003年)

102

100

95

90

85

80

75

70

65

103

105

110

115

120

125

128

58

57

56

55/54

53/52

51

50

49

48

47

46

45

44

43

42

41

40

39

38

37

36

35

94

95

96

97

98

99

100

101

102

103

104

105

106

107

108

109

110

111

112

113

114

115

PAD Number

PIN Number

Pin Description

Signal

I/O

Description

RESET#

IN

External Hardware Reset, active low.

This pin is used to reset the system.

BREAK#

IN

User Program Break, active low.

This signal is used to break the user’s program from the ISD mode.

MONITOR#

IN

Monitor Program Select, active low.

This signal is used to select the system boot from monitor program (ROM) or

user program (Flash). This signal has to pull low when the user wants to

download the data from PC or enter the ISP/ISD mode.

Note: Couldn’t be floating.

PT1_[7:0]

I/O

Bit[7:0] of Port 1

These are programmable pins for general-purpose I/O Port 1. The driving

current and pull-high or pull-low can be selected by user register.

PT2_7

PWM1

I/O

Bit-7 of Port 2

This is a programmable pin for general-purpose I/O Port 2. The driving current

and pull-high or pull-low can be selected by user register.

The PT2_7 is also as the output of PWM1. In PWM mode, the pin is always

output and 72mA-driving current is selected.