Download Archmeter PS1000 User guide

Arch Meter Corporation
PS1000
Ver1.2
PS1000 contains the following major subsystems
2 CH 16-bit ADC with AGC for current input(1x/2x/4x/8x)
1 CH 16-bit ADC for voltage input
Built-in internal temperature sensor with 10-bit ADC
Built-in 32-bit hardware DSP core (256x32 program space)
8032T high performance MCU
256B internal data memory space
16KB external data memory space
64KB program space
Timer x 3 (including a Watch Dog Timer)
UART x 3 (UART2/UART3 mapped to same timer)
I2C interface
TI DSP SSP interface
SPI EEPROM interface
16 GPIO
40x4 LCD Controller/Driver
1/4 LCD Bias
The detail description for each block is described in each section.
PS1000 has several different package types. For the detail pin assignment, please
reference the Section 14. The detail PIN description is shown in below.
Name
Type
Description
VCC3A
VCCIO
VCCK
VREG25
VSSA
GND
Power (3.3V)
Power (3.3V)
Power(2.5V)
O
Ground
Ground
3.3V Analog power supply
3.3V I/O Power supply
2.5V Core power
Regulator 2.5V output
Analog Ground
I/O, Digital Ground
VCCRTC
RTCXI
RTCXO
RTCGND
OSCVCC
XTLI
Power(2.5V)
I
O
Ground
Power(2.5V)
I
RTC power supply (2.5V)
RTC crystal input (32.768K)
RTC crystal output
RTC Crystal ground
Crystal power supply (2.5V)
System Crystal input (24MHz)
PS1000Rev. 1.2 May 2006
4/ 67
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