71M6513/71M6513H
Power Meter IC
PRELIMINARY DATASHEET
SEPTEMBER 2004
Digital Pins:
NAME
PIN #
21
TYPE DESCRIPTION
DIO_3,
DIO_2,
20
I/O
Input output pins 0 through 3
DIO_1,
19
DIO_0
18
COM3,
25
COM2,
24
LCD Common Outputs: These 4 pins provide the select signals for the
LCD display.
O
COM1,
23
COM0
22
SEG0…SEG2,
SEG8…SEG23
SEG24/DIO4…
…….
See
O
Dedicated LCD Segment Output.
pinout
See
I/O
Multi-use pin, configurable as either LCD SEG driver or DIO.
pinout
SEG41/DIO21
Multi-use-pin LCD Segment Output/ MUX_SYNC is output for
SEG7/MUX_SYNC
SEG6/SRDY
SEG5/SFR
37
35
11
10
6
O
I/O
O
Synchronous serial interface
Multi-use-pin, LCD Segment Outputs/ SRDY input for Synchronous serial
interface.
Multi-use-pin, LCD Segment Output/ SFR output for Synchronous serial
interface.
Multi-use-pin, LCD Segment Output/ SDATA output for Synchronous
SEG4/SDATA
SEG3/SCLK
O
serial interface.
Multi-use-pin, LCD Segment Output/ SCLK output for Synchronous serial
O
interface.
Chip reset: This input pin is used to reset the chip into a known state. For
normal operation, this pin is set to 1. To reset the chip, this pin is driven to
0. This pin has an internal 30µA (nom.) current source pull-up. The
minimum width of the pulse is 5µS
RESETZ
74
I
RX
TX
71
5
2
I
UART input.
O
UART output.
Emulator serial data.
E_RXTX
E_TBUS[3]
E_TBUS[2]
E_TBUS[1]
E_TBUS[0]
E_ISYNC/BRKRQ
E_TCLK
E_RST
I/O
12
13
14
15
29
100
97
93
O
Emulator trace bus.
I/O
Emulator handshake.
O
I
Emulator clock.
Emulator reset.
TEST
I
Enables Production Test. Should be connected to GNDD.
Rev 2.9
PRELIMINARY DATA SHEET
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