Download Elan(TM)SC520 Microcontroller Data Sheet

Transcript
A D V A N C E
Table 15.
I N F O R M A T I O N
Multiplexed Signal Trade-Offs (Continued)
Signal You Want
Signal You Give Up
Pin #
CLKTEST
CLKTIMER
A7
CLKTIMER
CLKTEST
A7
PITGATE2
GPCS3
AC21
TMRIN0
GPCS5
AC20
TMRIN1
GPCS4
AA24
TMROUT0
GPCS7
AD23
TMROUT1
GPCS6
AC23
Clocks
Timers
System Test
CF_DRAM
WBMSTR2
W24
CF_ROM_GPCS
WBMSTR0
AD20
DATASTRB
WBMSTR1
AC24
WBMSTR0
CF_ROM_GPCS
AD20
WBMSTR1
DATASTRB
AC24
WBMSTR2
CF_DRAM
W24
Configuration Pins (Pinstraps)—See “Configuration” on
page 26.
Programmable I/O
PIO0
GPALE
AE12
PIO1
GPBHE
AF12
PIO2
GPRDY
AF11
PIO3
GPAEN
AE11
PIO4
GPTC
AD11
PIO5
GPDRQ3
AD10
PIO6
GPDRQ2
AE10
PIO7
GPDRQ1
AF10
PIO8
GPDRQ0
AF9
PIO9
GPDACK3
AE9
PIO10
GPDACK2
AD9
PIO11
GPDACK1
AC9
PIO12
GPDACK0
AC8
PIO13
GPIRQ10
AD8
PIO14
GPIRQ9
AE8
PIO15
GPIRQ8
AF8
PIO16
GPIRQ7
AF7
PIO17
GPIRQ6
AE7
PIO18
GPIRQ5
AD7
PIO19
GPIRQ4
AD6
PIO20
GPIRQ3
AE6
PIO21
GPIRQ2
AF6
PIO22
GPIRQ1
AF5
PIO23
GPIRQ0
AE5
PIO24
GPDBUFOE
AD5
PIO25
GPIOCS16
AC4
PIO26
GPMEMCS16
AD4
PIO27
GPCS0
AE4
Élan™SC520 Microcontroller Data Sheet
A-3