MC68HC711E20CFN2

Manufacturer Part NumberMC68HC711E20CFN2
DescriptionIC MCU 20K 2MHZ OTP 52-PLCC
ManufacturerFreescale Semiconductor
SeriesHC11
MC68HC711E20CFN2 datasheets
 

Specifications of MC68HC711E20CFN2

Core ProcessorHC11Core Size8-Bit
Speed2MHzConnectivitySCI, SPI
PeripheralsPOR, WDTNumber Of I /o38
Program Memory Size20KB (20K x 8)Program Memory TypeOTP
Eeprom Size512 x 8Ram Size768 x 8
Voltage - Supply (vcc/vdd)4.5 V ~ 5.5 VData ConvertersA/D 8x8b
Oscillator TypeInternalOperating Temperature-40°C ~ 85°C
Package / Case52-PLCCLead Free Status / RoHS StatusContains lead / RoHS non-compliant
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Listing 1. MCU-to-MCU Duplicator Program
82 B666
83 B666 150482
DUNPRG
84 B669 20FE
85 B66B
86
**************************************************
87
* Subroutine to get & send an SCI char.
88
*
advances pointer (X).
89
**************************************************
90 B66B A600
SEND1
91 B66D 132E80FC TRDYLP
92 B671 972F
93 B673 08
94 B674 39
95
96
**************************************************
97
* Program to be bootloaded to target '711E9
98
**************************************************
99 B675 8604
BLPROG
100 B677 B71028
101
* NOTE: Can't use direct addressing in target MCU because
102
*
103 B67A 7EBF00
104 B67D
ENDBPR
Symbol Table:
Symbol Name
Value
Def.#
BEGIN
B600 *00029
BLLOOP
B616 *00038
BLPROG
B675 *00099
DATALP
B648 *00068
DLYLP
B620 *00046
DLYLP2
B637 *00059
DUNPRG
B666 *00083
ENDBPR
B67D *00104
EPSTRT
D000 *00023
GREEN
0001 *00015
INIT
103D *00009
PORTB
0004 *00011
PORTE
000A *00016
PROGRAM
BF00 *00022
RDRF
0020 *00020
RED
0002 *00014
RESET
0080 *00013
SCDR
002F *00021
SCSR
002E *00017
SEND1
B66B *00090
SPCR
0028 *00010
TDRE
0080 *00019
TRDYLP
B66D *00091
VERF
B64F *00071
VERFOK
B65F *00078
WT4BRK
B60B *00034
WT4FF
B627 *00053
WT4VPP
B630 *00057
210
BCLR
PORTB (RESET+RED) Red OFF, apply reset
BRA
*
LDAA
0,X
BRCLR
SCSR TDRE TRDYLP Wait for TDRE
STAA
SCDR
INX
RTS
LDAA
#$04
STAA
$1028
regs are located at $1000.
JMP
PROGRAM
EQU
*
Line Number Cross Reference
00040
00037
00079
00047
00063
00076
00039
00055 00066
00075 00081
00029
00033 00058 00061 00075 00081 00083
00059
00103
00034 00053 00071
00058 00061 00075 00083
00032 00083
00036 00049 00054 00072 00092
00034 00048 00053 00071 00091
00038 00067 00070
00031
00091
00091
00069 00071
00074
00034
00053
00060
M68HC11 Bootstrap Mode, Rev. 1.1
Done so just hang
Also
Get a character
Send character
Advance pointer
** Return **
Pattern for DWOM off, no SPI
Turns off DWOM in target MCU
Jumps to EPROM prog routine
Freescale Semiconductor