R1610C RDC Semiconductor, R1610C Datasheet - Page 30

• Manufacturer Part Number: R1610C
• Description: High Performance 16 Bits MCU Integrated One 10/100M Mac Controller - 3.3V Operating Voltage/2.5V Core Voltage
• Manufacturer: RDC Semiconductor

R
9.
R
should be held low for at least seven oscillator periods. The Reset Status Figure shows the status of the RST_n
pin and the other related pins.
latched, and each pin will perform the individual function. The D[15:0] will be latched into the register F6h.
30
SD_CLK
RST_n
A[19:0]
D
Reset
D
D[15:0]
UCS_n
Processor initialization is accomplished with activation of the RST_n pin. To reset the processor, this pin
RD_n
ALE
When RST_n goes from low to high, the state of input pins (with weak pull-up or pull-down resistors) will be
C
C
®
®
R
R
I
I
S
S
C
C
D
D
S
S
P
P
C
C
o
o
m
m
m
m
u
u
n
n
i
i
c
c
a
a
t
t
i
i
o
o
n
n
(input)
(input)
(float)
(float)
(float)
min 7T
Reset Status
Fast Ethernet RISC Processor
ffff0
fff0
R1610C
ea
October 27, 2003
Final Version 1.5
Data Sheet