DS26528GN+ Maxim Integrated Products, DS26528GN+ Datasheet - Page 72

• Manufacturer Part Number: DS26528GN+
• Description: IC TXRX T1/E1/J1 OCT 256-CSBGA
• Manufacturer: Maxim Integrated Products
• Type: Transceiverr

Specifications of DS26528GN+

• Number Of Drivers/receivers: 4/4
• Protocol: IEEE 1149.1
• Voltage - Supply: 3.135 V ~ 3.465 V
• Mounting Type: Surface Mount
• Package / Case: 256-CSBGA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

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