Z16C3516VSG Zilog, Z16C3516VSG Datasheet - Page 91

• Manufacturer Part Number: Z16C3516VSG
• Description: IC 16MHZ Z8500 CMOS ISCC 68-PLCC
• Manufacturer: Zilog
• Series: IUSC™r

Specifications of Z16C3516VSG

• Controller Type: Serial Communications Controller (SCC)
• Interface: USB
• Voltage - Supply: 4.75 V ~ 5.25 V
• Current - Supply: 50mA
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 68-LCC (J-Lead)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 269-4690-5; Z16C3516VSG

UM011001-0601
5.6.10 Transmit DMA Count Registers A, B
There are two sets of Transmit DMA Count Registers, one
set for Transmit DMA Channel A and one set for Transmit
DMA Channel B. Each register set contains two registers,
Address: 01010 (Low Byte)
Address: 01110 (Low Byte)
D7
D7
D6
D6
D5 D4 D3 D2 D1 D0
D5 D4 D3 D2 D1 D0
(A) LSB
(A) LSB
Figure 5-35. Transmit DMA Count Registers
Transmit DMA Count Register Channel A
Transmit DMA Count Register Channel B
Tx A Cnt1
Tx B Cnt1
Tx B Cnt2
Tx B Cnt3
Tx B Cnt4
Tx B Cnt5
Tx B Cnt6
Tx B Cnt7
Tx A Cnt0
Tx A Cnt2
Tx A Cnt3
Tx A Cnt4
Tx A Cnt5
Tx A Cnt6
Tx A Cnt7
Tx B Cnt0
P R E L I M I N A R Y
Address: 01011 (High Byte)
Address: 01111 (High Byte)
D7
D7
one for the low byte (bits 7-0) and one for the high byte
(bits 15-8) as shown in Figure 5-35. These registers are
read write.
D6
D6
D5 D4 D3 D2 D1 D0
D5 D4 D3 D2 D1 D0
(B) MSB
(B) MSB
Z16C35ISCC™ User’s Manual
Tx A Cnt9
Tx B Cnt9
Tx A Cnt8
Tx A Cnt10
Tx A Cnt11
Tx B Cnt8
Tx B Cnt10
Tx B Cnt11
Tx A Cnt12
Tx A Cnt13
Tx A Cnt14
Tx A Cnt15
Tx B Cnt12
Tx B Cnt13
Tx B Cnt14
Tx B Cnt15
Register Descriptions
5-31
5