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參數(shù)資料
| 型號(hào)： | W93910 |
| 廠商： | WINBOND ELECTRONICS CORP |
| 元件分類(lèi)： | 尋呼電路 |
| 英文描述： | ERMES(Enhanced Radio Emessage System) Paging Protcol Decoder(增強(qiáng)的無(wú)線電子信息系統(tǒng)尋呼解碼器) |
| 中文描述： | TELECOM, PAGING DECODER, PDSO28 |
| 封裝： | SSOP-28 |
| 文件頁(yè)數(shù)： | 14/35頁(yè) |
| 文件大小： | 267K |
| 代理商： | W93910 |
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W93910
- 14 -
NORMAL MODE (NON-LOCK)
Decoder will enter normal mode while not in the home network or the border area indication condition.
In this mode, the decoder will switch and listen to different frequency channel based on the channel
scan control algorithm. The PLEN operating timing is shown in Figure 8.
PLEN
Status
Batch A of
channel 2
Batch A of
channel 4
Batch A of
channel 6
Batch A of
channel 1
Batch A of
channel 0
The batch number is set to batch A
Figure 8. Normal Mode
Decoder
channel
uc
internal
channel
4
A
2
6
C
E
B
2
4
6
8
A
C
E
F
D
B
9
PLEN
ON
XCNCG
High
2
4
6
A
C
E
B
PLL freq.
synthesizer
channel
1. uC need to count the number of XCNCG pulse during the PLEN active
period, and program the synthesizer with suitable data during the
PLEN inactive period.
2. PLEN will be the dash line if there is no paging message.
Notes:
Figure 9. Channel scan in NORMAL MODE
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