DS26528GA4 Maxim Integrated, DS26528GA4 Datasheet - Page 72

• Manufacturer Part Number: DS26528GA4
• Description: Network Controller & Processor ICs
• Manufacturer: Maxim Integrated

Specifications of DS26528GA4

• Part # Aliases: 90-26528-GA4

Figure 8-10. HDLC Message Transmit Example
Work Another Process
Loop N
No Action Required
A
(THC1,THC2,THBSE,THFC)
Push Message Byte
into Tx HDLC FIFO
Configure Transmit
Verify TLWM Clear
HDLC Controller
HDLC Controller
Reset Transmit
N = TFBA[6..0]
Enable TLWM
Interrupt and
Read TFBA
Last Byte of
Message?
Interrupt?
(THC.5)
TLWM
(THF)
NO
YES
Disable TMEND Interrupt
Prepare New
Message
72 of 276
NO
YES
A
NO
Disable TMEND Interrupt
Enable TMEND
Resend Message
Push Last Byte
into Tx FIFO
Read TUDR
Set TEOM
TUDR = 1
Interrupt?
Status Bit
(THC1.2)
Interrupt
TMEND
DS26528 Octal T1/E1/J1 Transceiver
YES
YES
NO
A