st20-gp1 STMicroelectronics, st20-gp1 Datasheet - Page 110

• Manufacturer Part Number: st20-gp1
• Description: Gps Processor
• Manufacturer: STMicroelectronics

ST20-GP1
20 Pin list
Signals names are prefixed by not if they are active low, otherwise they are active high.
Supplies
Clocks
System services
Links
Interrupts
110/116
Pin
VDD
GND
Pin
LowPowerClockIn
LowPowerClockOsc
LowPowerStatus
notWdReset
RTCVDD
Pin
ClockIn
SpeedSpeed0-1
notRST
CPUReset
CPUAnalyse
ErrorOut
Pin
LinkIn
LinkOut
Pin
Interrupt0-1
Table 20.2 ST20-GP1 low power controller and real time clock pins
Table 20.3 ST20-GP1 system services pins
Table 20.5 ST20-GP1 interrupt pins
Table 20.1 ST20-GP1 supply pins
Table 20.4 ST20-GP1 link pins
In/Out
In/Out
In/Out
In/Out
In/Out
in/out
out
out
out
out
in
in
in
in
in
in
in
in
in
Function
Power supply
Ground
Function
Low power input clock
Low power clock oscillator
Low power status
Watchdog timer reset
Real time clock supply
Function
System input clock – PLL or TimesOneMode
Speed selectors
Reset
System reset
Error analysis
Error indicator
Function
Serial data input channel
Serial data output channel
Function
Interrupts