Specifications

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Page 7
Configuration
SW1-5 and SW1-6: Clock Source
Switches SW1-5 and SW1-6 are set in combination to determine the clock source for
the ME670A.
SW1-7: Anychronous/Synchronous Mode
The setting for switch SW1-7 determines whether the ME670A is in asynchronous or
synchronous operating mode.
SW1-8: Carrier Control Method
The setting for switch SW1-8 determines whether the carrier is “constantly on” or “con-
trolled by RTS”. This setting allows for operation in switched carrier, multipoint and/or
On Off On On 2.4
Off Off On On 3.6
On On Off On 4.8
Off On Off On 7.2
On Off Off On 9.6
Off Off Off On 14.4
On On Off Off 19.2
Off On On Off 28.8
On On On Off 38.4
Table 4: Clock Source
SW1-5 SW1-6 Setting
On On Internal Transmit clock
Off On Receive Recover Clock
On Off External Transmit Clock
Table 5: Anyc./Sync. Mode
SW1-7 Setting
On Anychronous
Off Synchronous
Table 3: Data Rate Setting
SW1-1 SW1-2 SW1-3 SW1-4
Setting
(Kbps)