MFC2000 View Datasheet(PDF) - Unspecified
Part Name
Description
MFG CO.
'MFC2000' PDF : 426 Pages View PDF
MFC2000 Multifunctional Peripheral Controller 2000
Hardware Description
Pin Name
CASEn[1:0]
DWRn
DMAACK2
DMAREQ2
FCS0n/PWM[1]
FCS1n/PWM[2]
RESETn
XIN
XOUT
PWRDWNn
WPROTn
BATRSTn
EXT_PWRDWN_SELn
SC_START[0]
SC_CLK1/SC_CLK2A
SC_LEDCTRL[0]
SC_LEDCTRL[1]/
SC_START[1]
SC_LEDCTRL[2]/
SC_START[2]
SSTXD1
SSRXD1
SSCLK1
GPIO[0]/FWRn/CLAMP
GPIO[1]/FRDn
GPIO[2]/DMAREQ1/ SSCLK2
GPIO[3]/DMAACK1/ SSRXD2
GPIO[4]/CS[2]n
GPIO[5]/CS[3]n/PWM[3]
Table 3-1. Pin Description (2 of 6)
Pin No.
E20,E19
D17
K19
F4
D9
A8
K18
G20
H20
H18
H19
G17
G19
V8
U9
U7
Y8
W8
J19
H17
J20
J4
M3
V1
U4
U3
U2
I/O
Input
Output
Type
Type
Pin Description
O
-
2XT3V DRAM column even address selects used for non-
interleave mode and interleave mode. (VDRAM
powered)
O
-
2XT3V DRAM write. (VDRAM powered)
O
-
1XT5VT External DMA acknowledge output (channel 2).
I
H5VT
-
(Hysteresis) External DMA request input (channel
2).
O
-
2XT5VT Flash memory chip select 0 or PWM channel 1
output
O
-
2XT5VT Flash memory chip select 1 or PWM channel 2
output signal.
I/O HU5VT 2XT5VT (Hysteresis, Pull up) MFC2000 Reset input/output
I
OSC
-
Crystal oscillator input pin for RTC. (VRTC
powered)
O
-
OSC
Crystal oscillator output pin for RTC. (VRTC
powered)
I
H3V
-
(Hysteresis) Indicate the loss of prime power
(result in SYSIRQ). (VRTC powered)
O
-
1XT3V Write Protect during loss of VDD power. Note: The
functional logic is powered by RTC battery power,
but the output drive is powered by DRAM battery
power. (VRTC powered)
I
H3V
-
(Hysteresis) Battery power reset input. (VRTC
powered)
I
H3V
-
(Hysteresis) External power-down detector select
input (active low)(VRTC powered)
O
-
1XT3V Scanner shift gate control 0
O
-
1XT3V Scanner clock.
O
-
1XT3V Scanner LED control 0
O
-
1XT3V Scanner LED control 1 or Scanner shift gate
control 1
O
-
1XT3V Scanner LED control 2 or Scanner shift gate
control 2
O
-
2XT3V TX data for SSIF1
I
HU5VT
-
(Hysteresis, Pull up) RX data for SSIF1
I/O H5VT 2XT5VT (Hysteresis) Clock input or output for SSIF1
I/O H5VT 2XT5VT (Hysteresis) GPIO[0] or flash write enable signal
for NAND-type flash memory or scanner clamp
control output
I/O H5VT 2XT5VT (Hysteresis) GPIO[1] or flash read enable signal for
NAND-type flash memory.
I/O H5VT 2XT5VT (Hysteresis) GPIO[2] or DMA channel 1 request
input or clock input/output for SSIF2.
I/O H5VT 2XT5VT (Hysteresis) GPIO[3] or DMA channel 1
acknowledge or RX data for SSIF2
I/O H5VT 2XT5VT (Hysteresis) GPIO[4] or I/O chip select [2] (active
low)
I/O H5VT 2XT5VT (Hysteresis) GPIO[5]or I/O chip select [3] (active
low) or PWM channel 3 output
3-2
Conexant
100723A
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