M37702E6BFS Renesas Electronics America, M37702E6BFS Datasheet - Page 24

• Manufacturer Part Number: M37702E6BFS
• Description: EPROM MCU/8BIT CMOS EMULATION CH
• Manufacturer: Renesas Electronics America

Specifications of M37702E6BFS

• Accessory Type: Emulator EPROM MCU
• For Use With/related Products: 7702
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

DESCRIPTION
1.3 Pin description
Table 1.3.3 Pin description (3)
1–8
P4
HOLD,
____
RDY,
P4
HOLD,
____
RDY,
P4
P5
P6
P7
P8
_____
_____
1
,
: The 7703 Group does not have the P4
0
2
3
0
0
0
0
Pin
–P4
–P4
–P4
–P5
–P6
–P7
–P8
7
7
7
7
7
7
7
I/O port P4
I/O port P5
I/O port P6
I/O port P7
I/O port P8
Name
I/O
Input
Input
I/O
Input
Input
Output
I/O
I/O
I/O
I/O
I/O
Input/Output
7702/7703 Group User’s Manual
3
–P4
6
, P6
[Single-chip mode]
Port P4 is an 8-bit I/O port with the same function as
P0. P4
[Memory expansion mode]
P4
input pin. The microcomputer is in Hold state while “L”
level is input to the HOLD pin.
The microcomputer is in Ready state while “L” level is
input to the RDY pin.
P4
as P0.
P4
[Microprocessor mode]
P4
input pin. P4
pin.
P4
as P0.
Port P5 is an 8-bit I/O port with the same function as
P0. These pins can be programmed as I/O pins for
Timers A0–A3.
Port P6 is an 8-bit I/O port with the same function as
P0. These pins can be programmed as I/O pins for
Timer A4, input pins for external interrupt and input
pins for Timers B0–B2.
Port P7 is an 8-bit I/O port with the same function as
P0. These pins can be programmed as input pins for
A-D converter.
Port P8 is an 8-bit I/O port with the same function as
P0. These pins can be programmed as I/O pins for
Serial I/O.
0
, P6
0
2
2
0
3
–P4
–P4
functions as the HOLD input pin, P4
can be programmed for the clock
functions as the HOLD input pin, P4
1
, P6
2
7
7
can be programmed as the clock
function as I/O ports with the same functions
function as I/O ports with the same functions
6
, P6
____
2
always functions as the clock
7
, P7
3
_____
_____
_____
–P7
Functions
6
, P8
4
, and P8
5
1
1
1
pins.
output pin.
1
as the RDY
as the RDY
output pin.
1
output
____
____