Tandy 1000 SL Technical Reference Manual page 77

I
24 MH7
24 MHz
16 MHz
16 MH7
Y2
I
1
-12v
SYSTEM CLOCK 8 / 4 MHZ
BUS CLOCK
1 4 . 3 1 8 MHZ
SERIAL RS-232-C 1 4 . 3 AND 2 4 MHZ
PARALLEL PRINTER PORT
500 CHAR/SEC MAX
FLOPPY DISK CONTROLLER CLOCK
16 MHZ
FLOPPY DATA RATE 2 5 0 KBITS/SEC MAX
KEYBOARD DATA RATE 50 KBITS/SEC MAX
POWER SUPPLY SWITCHING RATE
2 0
-
90 KHZ
CRYSTAL CONTROLLED OSCILLATOR Y1, Y2
1 4 MH7>
CHARACTER
GENERATOR
FLOPPY DISK DRIVE
KEY BOARD
EXPANSION
BUS
RS232C
JOYSTICKS
SOUND
+ +
PRINTER