XE8802MI000 View Datasheet(PDF) - Semtech Corporation

Part Name

Description

Manufacturer

XE8802MI000

Sensing Machine Data Acquisition SoC with 16+10 bit ZoomingADC™ Embedded RISC controller and LCD driver

Semtech Corporation 

XE8802 Sensing Machine Data Acquisition MCU

with ZoomingADC™ and LCD driver

bit

RegCntB

rw

7-0

CounterB

R

7-0

CounterB

W

reset

00000000 nresetglobal

00000000 nresetglobal

Table 20-3. RegCntB

function

8-bits counter value

8-bits comparison value

Note: When writing to RegCntA or RegCntB, the processor writes the counter comparison values. When reading

these locations, the processor reads back either the actual counter value or the last captured value if the capture

mode is active.

bit

RegCntC

rw

7-0

CounterC

R

7-0

CounterC

W

reset

00000000 nresetglobal

00000000 nresetglobal

Table 20-4. RegCntC

function

8-bits counter value

8-bits comparison value

bit

RegCntD

rw

7-0

CounterD

R

7-0

CounterD

W

reset

00000000 nresetglobal

00000000 nresetglobal

Table 20-5. RegCntD

function

8-bits counter value

8-bits comparison value

Note: When writing RegCntC or RegCntD, the processor writes the counter comparison values. When reading

these locations, the processor reads back the actual counter value.

bit

RegCntCtrlCk

rw

7-6 CntDCkSel(1:0) R/W

5-4 CntCCkSel(1:0) R/W

3-2 CntBCkSel(1:0) R/W

1-0 CntACkSel(1:0) R/W

reset

00 nresetglobal

00 nresetglobal

00 nresetglobal

00 nresetglobal

Table 20-6. RegCntCtrlCk

function

Counter d clock selection

Counter c clock selection

Counter b clock selection

Counter a clock selection

bit

RegCntConfig1

rw

reset

function

7

CntDDownUp R/W 0 nresetglobal Counter d up or down counting (0=down)

6

CntCDownUp R/W 0 nresetglobal Counter c up or down counting (0=down)

5

CntBDownUp R/W 0 nresetglobal Counter b up or down counting (0=down)

4

CntADownUp R/W 0 nresetglobal Counter a up or down counting (0=down)

3

CascadeCD

R/W 0 nresetglobal

Cascade counter c & d (1=cascade)

2

CascadeAB

R/W 0 nresetglobal

Cascade counter a & b (1=cascade)

1

CntPWM1

R/W 0 nresetglobal Activate pwm1 on counter c or c+d (PB(1))

0

CntPWM0

R/W 0 nresetglobal Activate pwm0 on counter a or a+b (PB(0))

Table 20-7. RegCntConfig1

bit

RegCntConfig2

rw

7-6

CapSel(1:0)

R/W

5-4 CapFunc(1:0) R/W

3-2 Pwm1Size(1:0) R/W

1-0 Pwm0Size(1:0) R/W

reset

00 nresetglobal

00 nresetglobal

00 nresetglobal

00 nresetglobal

Table 20-8. RegCntConfig2

function

Capture source selection

Capture function

Pwm1 size selection

Pwm0 size selection

© Semtech 2006

20-3

www.semtech.com

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