28026 Parallax Inc, 28026 Datasheet - Page 5

• Manufacturer Part Number: 28026
• Description: MODULE ACCEL HITACHI H48C 3-AXIS
• Manufacturer: Parallax Inc

Specifications of 28026

• Sensor Type: Accelerometer, 3 Axis
• Sensing Range: ±3g
• Interface: Analog
• Sensitivity: 333 mV/g
• Voltage - Supply: 2.2 V ~ 3.6 V
• Embedded: No
• Utilized Ic / Part: BASIC Stamp® 2 Module
• Product: Microcontroller Accessories
• Data Bus Width: 12 bit
• Core Processor: MCP3204
• Interface Type: Serial
• Operating Supply Voltage: 5 V
• Board Size: 20.3 mm x 17.8 mm
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant
• Other names: 28026PAR

VRef
Cnt2Mv
GfCnv
' -----[ Variables ]-------------------------------------------------------
axis
rvCount
axCount
mVolts
gForce
dValue
dPad
' -----[ Initialization ]--------------------------------------------------
Reset:
' -----[ Program Code ]----------------------------------------------------
Main:
HIGH CS
DEBUG CLS,
FOR axis = XAxis TO ZAxis
Copyright© Parallax Inc. • Hitachi H48C 3-Axis Accelerometer Module (#28026) • 7/27/2007
GOSUB Get_H48C
dValue = rvCount
DEBUG CRSRXY, 6, 6
GOSUB RJ_Print
dValue = axCount
DEBUG CRSRXY, 6, (7 + axis)
GOSUB RJ_Print
mVolts = rvCount ** Cnt2Mv
DEBUG CRSRXY, 13, 6,
mVolts = axCount ** Cnt2Mv
DEBUG CRSRXY, 13, (7 + axis),
"=========================", CR,
"H48C 3-Axis Accelerometer", CR,
"=========================", CR,
CR,
"
"
"VRef
"
"
"
DEC (mVolts / 1000), ".",
DEC3 mVolts
X
Y
Z
Count
-----
CON
CON
CON
VAR
VAR
VAR
VAR
VAR
VAR
VAR
Volts
-----
3
$CE4C
$3852
Nib
Word
Word
Word
Word
Word
Nib
-----", CR,
G
", CR,
", CR,
", CR,
", CR,
"
' counts to millivolts
'
' g-force conversion
'
' axis selection
' ref voltage adc counts
' axis voltage adc counts
' millivolts
' axis g-force
' display value
' display pad
' deselect module
' paint display
' loop through each axis
' read vRef & axis counts
' display vRef count
' display axis count
' convert vref to mv
' display
' convert axis to mv
0.80586 with **
0.22 with **
Rev 1.2
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