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PR31700 Datasheet(PDF) 18 Page - NXP Semiconductors

Part # PR31700
Description  32-bit RISC microprocessor
PDF  36 Pages
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Manufacturer  PHILIPS [NXP Semiconductors]
Direct Link  http://www.nxp.com
Logo PHILIPS - NXP Semiconductors

PR31700 Datasheet(HTML) 18 Page - NXP Semiconductors

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Philips Semiconductors
Preliminary specification
PR31700
32-bit RISC microprocessor
1998 May 13
18
Table 2. PR31700 Power-Down Pin Usage (Continued)
PR31700 pin
Power-Down Control
powerdown = (vccon & vcc3)*
(reset state)
PON* state
1st time
power-up
state
power-down
state
MBUSDATA
MODULE DISABLE
Out Low
Out Low
Out Low
MBUSINT
TXD
POWERDOWN & MIOPD[24] (0)
Low
Low
Selectable
RXD
POWERDOWN & MIOPD[23] (1)
Pull-Down
In
Selectable
CS0*
POWERDOWN
Pull-Down
Hi
Pull-Down
CS1*
POWERDOWN & MIOPD[22] (1)
Pull-Down
Hi
Selectable
CS2*
POWERDOWN & MIOPD[21] (1)
Pull-Down
Hi
Selectable
CS3*
POWERDOWN & MIOPD[20] (1)
Pull-Down
Hi
Selectable
MCS0*
POWERDOWN & MIOPD[19] (0)
In
IN
Selectable
MCS1*
POWERDOWN & MIOPD[18] (0)
In
IN
Selectable
MCS2*
POWERDOWN & MIOPD[17] (0)
In
IN
Selectable
MCS3*
POWERDOWN & MIOPD[16] (0)
In
IN
Selectable
CHIFS
POWERDOWN & MIOPD[31] (1)
Pull-Down
IN
Selectable
CHICLK
POWERDOWN & MIOPD[30] (1)
Pull-Down
IN
Selectable
CHIDOUT
POWERDOWN & MIOPD[29] (1)
Pull-Down
IN
Selectable
CHIDIN
POWERDOWN & MIOPD[28] (1)
Pull-Down
IN
Selectable
VCC3
POWERDOWN
Pull-Down
Pull-Down
IO6
POWERDOWN & IOPD[6] (1)
Pull-Down
IN
Selectable
IO5
POWERDOWN & IOPD[5] (1)
Pull-Down
IN
Selectable
IO4
POWERDOWN & IOPD[4] (1)
Pull-Down
IN
Selectable
IO3
POWERDOWN & IOPD[3] (1)
Pull-Down
IN
Selectable
IO2
POWERDOWN & IOPD[2] (1)
Pull-Down
IN
Selectable
IO1
POWERDOWN & IOPD[1] (1)
Pull-Down
IN
Selectable
IO0
POWERDOWN & IOPD[0] (1)
Pull-Down
IN
Selectable
SPICLK
POWERDOWN & MIOPD[15] (0)
Low
Low
Selectable
SPIOUT
POWERDOWN & MIOPD[14] (0)
Low
Low
Selectable
SPIIN
POWERDOWN & MIOPD[13] (1)
Pull-Down
Selectable
SIBSYNC
POWERDOWN
Low
Low
Low
SIBDOUT
POWERDOWN
Low
Low
Low
SIBDIN
POWERDOWN
Pull-Down
Pull-Down
SIBMCLK
POWERDOWN & MIOPD[12] (1)
Pull-Down
IN
Selectable
SIBSCLK
POWERDOWN
Low
Low
Low
SIBIRQ
POWERDOWN
Pull-Down
Pull-Down
RXPWR
POWERDOWN
Low
Low
Low
CARDET
POWERDOWN
Pull-Down
Pull-Down
IROUT
POWERDOWN
Low
Low
Low
IRIN
POWERDOWN
Pull-Down
Pull-Down
TESTAIU
TESTCPU
TESTIN
VIDDONE
MODULE DISABLE
Low
Low
Low



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