參數(shù)資料
型號(hào): DRM050
英文描述: DRM050
中文描述: DRM050
文件頁(yè)數(shù): 40/48頁(yè)
文件大小: 1131K
代理商: DRM050
Receiver Firmware
Designer Reference Manual
DRM050 — Rev 0
40
Receiver Firmware
MOTOROLA
Figure 8-1. Firmware Flow
MAIN
RECEIVED MOUSE
INITIATES MAC LAYER
DEVICE
NEW ENDPOINT 1
REPORT
NEW ENDPOINT 2
REPORT
USB IDLE FOR
3 MS
YES
CONFIGURED
YES
CONVERT ANY SCAN KEY
TO KEYBOARD REPORT
NO
EP1 TX BUFFER
EMPTY
YES
TX EP1 IN REPORT
YES
EP2 TX BUFFER
EMPTY
YES
TX EP2 IN REPORT
YES
RF PACKET
DETECTED OR
RESUME FROM
HOST
NO
NO
NO
YES
NO
NEW RECEIVED DATA
IN MAC LAYER
CONVERT ANY MOUSE
DATA TO MOUSE REPORT
IRQ ISR
DETERMINE AND SERVE
THE INTERRUPT EVENT FROM
D100 BASEBAND CHIP
NO
I
RQ DRIVEN BY
PERIODICAL
WAKEUP SIGNAL
YES
RERECEIVED MOUSE
DISABLE THE PERIODICAL
WAKEUP FNEW
ENABLE PERIODIC WAKEUP
SIGNAL TO DRIVE IRQ
SUSPEND RF AND MCU
MAC INITIATED
BEFORE
YES
NO
F
Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com
n
.
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