MC68302EH16C Freescale Semiconductor, MC68302EH16C Datasheet - Page 83

• Manufacturer Part Number: MC68302EH16C
• Description: IC MPU MULTI-PROTOCOL 132-PQFP
• Manufacturer: Freescale Semiconductor

Specifications of MC68302EH16C

• Processor Type: M683xx 32-Bit
• Speed: 16MHz
• Voltage: 5V
• Mounting Type: Surface Mount
• Package / Case: 132-MQFP, 132-PQFP
• Controller Family/series: 68K
• Core Size: 32 Bit
• Ram Memory Size: 1152Byte
• Cpu Speed: 16MHz
• No. Of Timers: 3
• Embedded Interface Type: SCP, TDM
• Digital Ic Case Style: PQFP
• Rohs Compliant: Yes
• Family Name: M68000
• Device Core: ColdFire
• Device Core Size: 32b
• Frequency (max): 16MHz
• Instruction Set Architecture: RISC
• Supply Voltage 1 (typ): 5V
• Operating Temp Range: 0C to 70C
• Operating Temperature Classification: Commercial
• Mounting: Surface Mount
• Pin Count: 132
• Package Type: PQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Features: -
• Lead Free Status / Rohs Status: RoHS Compliant part Electrostatic Device

3.4 DUAL-PORT RAM
The CP has 1152 bytes of static RAM configured as a dual-port memory. The dual-port RAM
can be accessed by the CP main controller or by one of three bus masters: the M68000 core,
the IDMA, or an external master. The M68000 core and the IDMA access the RAM synchro-
MOTOROLA
Port A Control Register(PACNT
Port A Data Direction Register(PADDR)
Port A Data Register(PADAT)
Port B Control Register(PBCNT)
Port B Data Direction Register(PBDDR)
P
ort B Data Register(PBDAT)
CA
DA
PA
15
15
15
15
15
15
0 = I/O
0 = Input
0 = I/O
0 = Input
CA
DA
PA
RESERVED
RESERVED
14
14
14
1 = Peripheral
1 = Peripheral
CA
DA
PA
13
13
13
1 = Output
1 = Output
RESERVED
CA
DA
PA
12
12
12
12
12
DB
PB
CA
DA
PA
11
11
11
11
11
Figure 3-6. Parallel I/O Port Registers
DB
PB
CA
DA
PA
10
10
10
10
10
MC68302 USER’S MANUAL
DB
PB
CA
DA
PA
9
9
9
9
9
DB
PB
CA
DA
PA
8
8
8
8
8
8
CB
DB
PB
CA
DA
PA
7
7
7
7
7
7
CB
DB
PB
CA
DA
PA
6
6
6
6
6
6
CB
DB
PB
CA
DA
PA
5
5
5
5
5
5
System Integration Block (SIB)
CB
CA
DA
DB
PA
PB
4
4
4
4
4
4
CB
CA
DA
PA
DB
PB
3
3
3
3
3
3
CB
CA
DA
DB
PA
PB
2
2
2
2
2
2
CA
DA
PA
CB
DB
PB
1
1
1
1
1
1
3-33
CA
DA
CB
DB
PA
PB
0
0
0
0
0
0