101-0521 Rabbit Semiconductor, 101-0521 Datasheet - Page 126

• Manufacturer Part Number: 101-0521
• Description: MODULE RABBITCORE RCM3210
• Manufacturer: Rabbit Semiconductor

Specifications of 101-0521

• Module/board Type: MPU Core Module
• For Use With/related Products: RCM3210
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: 101-521; 101-521

120
Port F Data Register
0:7
Port F Control Register
0:1
2:3
4:5
6:7
Port F Function Register
0:7
0
1
2:3
4
5
6
7
Port F Drive Control Register
0:7
Register Name
Bits
Bits
Bits
Bits
Table E-2. Parallel Port F Registers
PFDR
Read
Write
PFCR
00
01
10
11
xx
00
01
10
11
xx
PFFR
0
1
1
x
1
1
1
1
PFDCR
0
1
Mnemonic
Value
Value
Value
Value
00111000 (0x38)
Current state of pins
Port buffer. Value transferred to O/P register on next
rising edge of transfer clock.
00111100 (0x3C)
Lower nibble transfer clock is CLK/2
Lower nibble transfer clock is Timer A1
Lower nibble transfer clock is Timer B1
Lower nibble transfer clock is Timer B2
These bits are ignored
Upper nibble transfer clock is CLK/2
Upper nibble transfer clock is Timer A1
Upper nibble transfer clock is Timer B1
Upper nibble transfer clock is Timer B2
These bits are ignored
00111101 (0x3D)
Corresponding port bits function normally
Bit 0 carries SCLK_D
Bit 1 carries SCLK_C
No effect
Bit 4 carries PWM[0] output
Bit 5 carries PWM[1] output
Bit 6 carries PWM[2] output
Bit 7 carries PWM[3] output
00111110 (0x3E)
Corresponding port bit is active high or low
Corresponding port bit is open drain
I/O Address
Description
Description
Description
Description
R/W
W only
W
W
R/W
RabbitCore RCM3200
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xx00xx00
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Reset Value