Download EasyPlay User's Guide

EasyPlay User’s Guide
Mode
Function Description
HT83F22 I/O Input/Output Sketch Map
Binary
1. Uses PA2~PA6 and PA7 to form a column
trigger input
2. Uses PA7 as a trigger input port with
PA2~PA6 as parallel data input ports
3. Uses PA1 as an SPI Flash Erase indicator
4. Uses PC0~PC7 as user output ports
5. Uses PB5 as a write or erase SPI Flash
indicator
6. Uses PB7 as the power control output port
7. See “Binary Timing” for the timing reference.
The data is saved in RAM19.
I2 C
1. Uses PA6~PA7 as the I2C Slave port
2. Uses PA2~PA5 as user outputs
3. Uses PA1 as an SPI Flash Erase indicator
4. Uses PC0~PC7 as user output ports
5. Uses PB5 as a write or erase SPI Flash
indicator
6. Uses PB7 as the power control port
2
7. See “I C Timing” for timing reference. The
data is saved in RAM19.
Holtek
1. Uses PA6~PA7 as the Holtek serial bus
Slave port
2. Uses PA2~PA5 as user output ports
3. Uses PA1 as a SPI Flash Erase indicator
4. Uses PC0~PC7 as user output ports
5. Uses PB5 as a write or erase SPI Flash
indicator
6. Uses PB7 as the power control output port
7. See “Holtek Serial Bus Timing” for timing
reference. The data is saved in RAM19.
Combo
2
1. Uses PA6~PA7 as the I C Slave port
2. Uses PA2~PA5 to connect the four keys to
ground
3. Uses PA1 as an SPI Flash Erase indicator
4. Uses PC0~PC7 as user output ports
5. Uses PB5 as a write or erase SPI Flash
indicator
6. Uses PB7 as the power control port
7. See “COMBO Timing” for the timing
reference. The data is saved in RAM19.
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