105
edits
Changes
m
fixed code formatting
Line 54:
Line 54:
|}
|}
YUV output is typically enabled only when a composite video cable is connected.
YUV output is typically enabled only when a composite video cable is connected.
+<br>
<br>
<br>
===Register 02h===
===Register 02h===
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|}
|}
<br>
<br>
−===Register 04h===
===Register 04h===
{| style="color:black;background-color:#d0e6f0;" cellpadding="4" cellspacing="0" border="1"
{| style="color:black;background-color:#d0e6f0;" cellpadding="4" cellspacing="0" border="1"
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Line 126:
A/V output is typically disabled during register initialization.
A/V output is typically disabled during register initialization.
<br>
<br>
−<br>
===Registers 05h & 06h ===
===Registers 05h & 06h ===
{| style="color:black;background-color:#d0e6f0;" cellpadding="4" cellspacing="0" border="1"
{| style="color:black;background-color:#d0e6f0;" cellpadding="4" cellspacing="0" border="1"
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Line 154:
|}
|}
<br>
<br>
−===Registers 08h & 09h ===
===Registers 08h & 09h ===
{| style="color:black;background-color:#d0e6f0;" cellpadding="4" cellspacing="0" border="1"
{| style="color:black;background-color:#d0e6f0;" cellpadding="4" cellspacing="0" border="1"
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|}
|}
<br>
<br>
−===Register 0Ah===
===Register 0Ah===
{| style="color:black;background-color:#d0e6f0;" cellpadding="4" cellspacing="0" border="1"
{| style="color:black;background-color:#d0e6f0;" cellpadding="4" cellspacing="0" border="1"
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|align="center"|0: disabled, 1: enabled
|align="center"|0: disabled, 1: enabled
|}
|}
−This is apparently only enabled in DEBUG mode.
+This is apparently only enabled in DEBUG mode (Reg $1 = 3).
<br>
<br>
−<br>
===Registers 10h - 30h===
===Registers 10h - 30h===
{| style="color:black;background-color:#d0e6f0;" cellpadding="4" cellspacing="0" border="1"
{| style="color:black;background-color:#d0e6f0;" cellpadding="4" cellspacing="0" border="1"
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|}
|}
<br>
<br>
−===Registers 40h - 59h===
===Registers 40h - 59h===
{| style="color:black;background-color:#d0e6f0;" cellpadding="4" cellspacing="0" border="1"
{| style="color:black;background-color:#d0e6f0;" cellpadding="4" cellspacing="0" border="1"
Line 255:
Line 252:
|}
|}
<br>
<br>
−===Register 62h===
===Register 62h===
{| style="color:black;background-color:#d0e6f0;" cellpadding="4" cellspacing="0" border="1"
{| style="color:black;background-color:#d0e6f0;" cellpadding="4" cellspacing="0" border="1"
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|align="center"|unknown (0: initial value)
|align="center"|unknown (0: initial value)
|}
|}
−<br>===Register 64h===
+<br>
+===Register 64h===
{| style="color:black;background-color:#d0e6f0;" cellpadding="4" cellspacing="0" border="1"
{| style="color:black;background-color:#d0e6f0;" cellpadding="4" cellspacing="0" border="1"
!align="center"|address
!align="center"|address
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|}
|}
<br>
<br>
−===Register 67h===
===Register 67h===
{| style="color:black;background-color:#d0e6f0;" cellpadding="4" cellspacing="0" border="1"
{| style="color:black;background-color:#d0e6f0;" cellpadding="4" cellspacing="0" border="1"
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|align="center"|unknown (0: initial value)
|align="center"|unknown (0: initial value)
|}
|}
−<br>===Register 6Ch===
+<br>
+===Register 6Ch===
{| style="color:black;background-color:#d0e6f0;" cellpadding="4" cellspacing="0" border="1"
{| style="color:black;background-color:#d0e6f0;" cellpadding="4" cellspacing="0" border="1"
!align="center"|address
!align="center"|address
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Maybe this is used to select between S-Video (NTSC) & RGB (PAL60) output when the video output is 60hz.
Maybe this is used to select between S-Video (NTSC) & RGB (PAL60) output when the video output is 60hz.
<br>
<br>
−<br>===Register 70h===
+<br>
+===Register 70h===
{| style="color:black;background-color:#d0e6f0;" cellpadding="4" cellspacing="0" border="1"
{| style="color:black;background-color:#d0e6f0;" cellpadding="4" cellspacing="0" border="1"
!align="center"|address
!align="center"|address