Z85C3008VSG Zilog, Z85C3008VSG Datasheet - Page 280

• Manufacturer Part Number: Z85C3008VSG
• Description: IC 8MHZ Z8500 CMOS SCC 44-PLCC
• Manufacturer: Zilog
• Series: SCCr

Specifications of Z85C3008VSG

• Processor Type: Z80
• Features: Error Detection and Multiprotocol Support
• Speed: 8MHz
• Voltage: 5V
• Mounting Type: Surface Mount
• Package / Case: 44-LCC (J-Lead)
• Maximum Operating Temperature: + 70 C
• Minimum Operating Temperature: 0 C
• Mounting Style: SMD/SMT
• Cpu Speed: 8MHz
• Digital Ic Case Style: LCC
• No. Of Pins: 44
• Supply Voltage Range: 5V
• Operating Temperature Range: 0°C To +70°C
• Svhc: No SVHC (18-Jun-2010)
• Base Number: 85
• Rohs Compliant: Yes
• Clock Frequency: 8MHz
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 269-3932; Z85C3008VSG

UM010901-0601
00000488
00000488 21Wwww
0000048b cb8
0000048d
0000048d dbe9
0000048f 2aWwww
00000492 2b
00000493 2b
00000494 22Wwww
00000497
00000497 3e38
00000499 d3e8
0000049b e1
0000049c c1
0000049d f1
0000049e fb
0000049f c9
1186
1187
1188
1189
1190
1191 crc_exit:
1192
1193
1194
1195
1196
1197
1198 spexit:
1199
1200
1201
1202
1203
1204
1205
1206
1207
Technical Considerations When Implementing LocalTalk Link Access Protocol
ok:
ld
res
in
ld
dec
dec
ld
ld
out
pop
pop
pop
ei
ret
hl,recerrflg
1,(hl)
a,(scc_data)
hl,(rxpointer)
hl
hl
(rxpointer),hl
a,038h
(scc_cont),a
hl
bc
af
;fetch receive error flag
;set bit1=0 for frame ok
;read 2nd crc (debug only) and
;load pointer
;adjust rx buff ptr for crc1
;adjust rx buff ptr for crc2
;
;reset highest ius
;restore hl
;restore be
;restore af
;enable int
;return from int
Application Note
6-145
1